class done
This commit is contained in:
Trevor Barnes
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# Add inputs and outputs from these tool invocations to the build variables
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S_SRCS += \
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../Src/delay.s \
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../Src/keypad.s \
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../Src/lcd.s \
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../Src/main.s \
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../Src/timer.s
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OBJS += \
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./Src/delay.o \
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./Src/keypad.o \
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./Src/lcd.o \
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./Src/main.o \
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./Src/timer.o
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Archive member included to satisfy reference by file (symbol)
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0x0000000000000000 0x34 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libnosys.a(_exit.o)
|
||||
.text 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
.data 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
.bss 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
.eh_frame 0x0000000000000000 0x4 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
.ARM.attributes
|
||||
0x0000000000000000 0x34 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
.text 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
.data 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
.bss 0x0000000000000000 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
|
||||
Memory Configuration
|
||||
|
||||
Name Origin Length Attributes
|
||||
RAM 0x0000000020000000 0x0000000000020000 xrw
|
||||
ROM 0x0000000008000000 0x0000000000080000 xr
|
||||
*default* 0x0000000000000000 0xffffffffffffffff
|
||||
|
||||
Linker script and memory map
|
||||
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crti.o
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard/crt0.o
|
||||
LOAD Src/delay.o
|
||||
LOAD Src/keypad.o
|
||||
LOAD Src/lcd.o
|
||||
LOAD Src/main.o
|
||||
LOAD Src/timer.o
|
||||
LOAD Startup/startup_stm32f446retx.o
|
||||
START GROUP
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libm.a
|
||||
END GROUP
|
||||
START GROUP
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard\libgcc.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a
|
||||
END GROUP
|
||||
START GROUP
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard\libgcc.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libnosys.a
|
||||
END GROUP
|
||||
START GROUP
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard\libgcc.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libnosys.a
|
||||
END GROUP
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtend.o
|
||||
LOAD c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
0x0000000020020000 _estack = (ORIGIN (RAM) + LENGTH (RAM))
|
||||
0x0000000000000200 _Min_Heap_Size = 0x200
|
||||
0x0000000000000400 _Min_Stack_Size = 0x400
|
||||
|
||||
.isr_vector 0x0000000008000000 0x1c4
|
||||
0x0000000008000000 . = ALIGN (0x4)
|
||||
*(.isr_vector)
|
||||
.isr_vector 0x0000000008000000 0x1c4 Startup/startup_stm32f446retx.o
|
||||
0x0000000008000000 g_pfnVectors
|
||||
0x00000000080001c4 . = ALIGN (0x4)
|
||||
|
||||
.text 0x00000000080001c4 0x684
|
||||
0x00000000080001c4 . = ALIGN (0x4)
|
||||
*(.text)
|
||||
.text 0x00000000080001c4 0x40 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
.text 0x0000000008000204 0x38 Src/delay.o
|
||||
0x0000000008000204 msDelay
|
||||
0x000000000800022c usDelay
|
||||
.text 0x000000000800023c 0x164 Src/keypad.o
|
||||
0x000000000800023c KeyInit
|
||||
0x000000000800025c KeyGetKeyNoblock
|
||||
0x00000000080002f2 KeyGetKey
|
||||
0x000000000800032a KeyGetChar
|
||||
.text 0x00000000080003a0 0x304 Src/lcd.o
|
||||
0x0000000008000474 lcdInit
|
||||
0x00000000080004d4 lcdClear
|
||||
0x00000000080004e8 lcdHome
|
||||
0x00000000080004fc lcdSetPosition
|
||||
0x000000000800051c lcdPrintString
|
||||
0x0000000008000536 lcdPrintNum
|
||||
0x000000000800057c lcdCursorLocation
|
||||
0x0000000008000622 lcdBusyWait
|
||||
.text 0x00000000080006a4 0xc4 Src/main.o
|
||||
0x00000000080006a4 main
|
||||
.text 0x0000000008000768 0x2a Src/timer.o
|
||||
0x0000000008000768 timerInit
|
||||
*(.text*)
|
||||
*fill* 0x0000000008000792 0x2
|
||||
.text.Reset_Handler
|
||||
0x0000000008000794 0x50 Startup/startup_stm32f446retx.o
|
||||
0x0000000008000794 Reset_Handler
|
||||
.text.Default_Handler
|
||||
0x00000000080007e4 0x2 Startup/startup_stm32f446retx.o
|
||||
0x00000000080007e4 RTC_Alarm_IRQHandler
|
||||
0x00000000080007e4 EXTI2_IRQHandler
|
||||
0x00000000080007e4 TIM8_CC_IRQHandler
|
||||
0x00000000080007e4 SPDIF_Rx_IRQHandler
|
||||
0x00000000080007e4 DebugMon_Handler
|
||||
0x00000000080007e4 SPI4_IRQHandler
|
||||
0x00000000080007e4 TIM1_CC_IRQHandler
|
||||
0x00000000080007e4 QuadSPI_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream5_IRQHandler
|
||||
0x00000000080007e4 HardFault_Handler
|
||||
0x00000000080007e4 DMA1_Stream5_IRQHandler
|
||||
0x00000000080007e4 SysTick_Handler
|
||||
0x00000000080007e4 PVD_IRQHandler
|
||||
0x00000000080007e4 SDIO_IRQHandler
|
||||
0x00000000080007e4 TAMP_STAMP_IRQHandler
|
||||
0x00000000080007e4 PendSV_Handler
|
||||
0x00000000080007e4 NMI_Handler
|
||||
0x00000000080007e4 CAN2_RX1_IRQHandler
|
||||
0x00000000080007e4 EXTI3_IRQHandler
|
||||
0x00000000080007e4 TIM8_TRG_COM_TIM14_IRQHandler
|
||||
0x00000000080007e4 TIM1_UP_TIM10_IRQHandler
|
||||
0x00000000080007e4 FMPI2C1_error_IRQHandler
|
||||
0x00000000080007e4 TIM8_UP_TIM13_IRQHandler
|
||||
0x00000000080007e4 I2C3_ER_IRQHandler
|
||||
0x00000000080007e4 EXTI0_IRQHandler
|
||||
0x00000000080007e4 I2C2_EV_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream2_IRQHandler
|
||||
0x00000000080007e4 CAN1_RX0_IRQHandler
|
||||
0x00000000080007e4 FPU_IRQHandler
|
||||
0x00000000080007e4 OTG_HS_WKUP_IRQHandler
|
||||
0x00000000080007e4 UsageFault_Handler
|
||||
0x00000000080007e4 CAN2_SCE_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream2_IRQHandler
|
||||
0x00000000080007e4 SPI1_IRQHandler
|
||||
0x00000000080007e4 TIM6_DAC_IRQHandler
|
||||
0x00000000080007e4 TIM1_BRK_TIM9_IRQHandler
|
||||
0x00000000080007e4 DCMI_IRQHandler
|
||||
0x00000000080007e4 CAN2_RX0_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream3_IRQHandler
|
||||
0x00000000080007e4 FMPI2C1_IRQHandler
|
||||
0x00000000080007e4 SAI2_IRQHandler
|
||||
0x00000000080007e4 USART6_IRQHandler
|
||||
0x00000000080007e4 USART3_IRQHandler
|
||||
0x00000000080007e4 CAN1_RX1_IRQHandler
|
||||
0x00000000080007e4 UART5_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream0_IRQHandler
|
||||
0x00000000080007e4 TIM4_IRQHandler
|
||||
0x00000000080007e4 I2C1_EV_IRQHandler
|
||||
0x00000000080007e4 HDMI_CEC_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream6_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream1_IRQHandler
|
||||
0x00000000080007e4 UART4_IRQHandler
|
||||
0x00000000080007e4 TIM3_IRQHandler
|
||||
0x00000000080007e4 RCC_IRQHandler
|
||||
0x00000000080007e4 TIM8_BRK_TIM12_IRQHandler
|
||||
0x00000000080007e4 Default_Handler
|
||||
0x00000000080007e4 EXTI15_10_IRQHandler
|
||||
0x00000000080007e4 ADC_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream7_IRQHandler
|
||||
0x00000000080007e4 TIM7_IRQHandler
|
||||
0x00000000080007e4 CAN2_TX_IRQHandler
|
||||
0x00000000080007e4 TIM5_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream7_IRQHandler
|
||||
0x00000000080007e4 I2C3_EV_IRQHandler
|
||||
0x00000000080007e4 EXTI9_5_IRQHandler
|
||||
0x00000000080007e4 RTC_WKUP_IRQHandler
|
||||
0x00000000080007e4 SPI2_IRQHandler
|
||||
0x00000000080007e4 OTG_HS_EP1_IN_IRQHandler
|
||||
0x00000000080007e4 MemManage_Handler
|
||||
0x00000000080007e4 DMA1_Stream0_IRQHandler
|
||||
0x00000000080007e4 CAN1_TX_IRQHandler
|
||||
0x00000000080007e4 SVC_Handler
|
||||
0x00000000080007e4 EXTI4_IRQHandler
|
||||
0x00000000080007e4 OTG_HS_EP1_OUT_IRQHandler
|
||||
0x00000000080007e4 WWDG_IRQHandler
|
||||
0x00000000080007e4 TIM2_IRQHandler
|
||||
0x00000000080007e4 OTG_FS_WKUP_IRQHandler
|
||||
0x00000000080007e4 TIM1_TRG_COM_TIM11_IRQHandler
|
||||
0x00000000080007e4 OTG_HS_IRQHandler
|
||||
0x00000000080007e4 EXTI1_IRQHandler
|
||||
0x00000000080007e4 USART2_IRQHandler
|
||||
0x00000000080007e4 I2C2_ER_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream1_IRQHandler
|
||||
0x00000000080007e4 CAN1_SCE_IRQHandler
|
||||
0x00000000080007e4 FLASH_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream4_IRQHandler
|
||||
0x00000000080007e4 BusFault_Handler
|
||||
0x00000000080007e4 USART1_IRQHandler
|
||||
0x00000000080007e4 OTG_FS_IRQHandler
|
||||
0x00000000080007e4 SPI3_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream4_IRQHandler
|
||||
0x00000000080007e4 I2C1_ER_IRQHandler
|
||||
0x00000000080007e4 FMC_IRQHandler
|
||||
0x00000000080007e4 DMA2_Stream6_IRQHandler
|
||||
0x00000000080007e4 SAI1_IRQHandler
|
||||
0x00000000080007e4 DMA1_Stream3_IRQHandler
|
||||
*fill* 0x00000000080007e6 0x2
|
||||
.text.__libc_init_array
|
||||
0x00000000080007e8 0x48 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a(lib_a-init.o)
|
||||
0x00000000080007e8 __libc_init_array
|
||||
*(.glue_7)
|
||||
.glue_7 0x0000000008000830 0x0 linker stubs
|
||||
*(.glue_7t)
|
||||
.glue_7t 0x0000000008000830 0x0 linker stubs
|
||||
*(.eh_frame)
|
||||
.eh_frame 0x0000000008000830 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
*(.init)
|
||||
.init 0x0000000008000830 0x4 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crti.o
|
||||
0x0000000008000830 _init
|
||||
.init 0x0000000008000834 0x8 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
*(.fini)
|
||||
.fini 0x000000000800083c 0x4 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crti.o
|
||||
0x000000000800083c _fini
|
||||
.fini 0x0000000008000840 0x8 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
0x0000000008000848 . = ALIGN (0x4)
|
||||
0x0000000008000848 _etext = .
|
||||
|
||||
.vfp11_veneer 0x0000000008000848 0x0
|
||||
.vfp11_veneer 0x0000000008000848 0x0 linker stubs
|
||||
|
||||
.v4_bx 0x0000000008000848 0x0
|
||||
.v4_bx 0x0000000008000848 0x0 linker stubs
|
||||
|
||||
.iplt 0x0000000008000848 0x0
|
||||
.iplt 0x0000000008000848 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
|
||||
.rodata 0x0000000008000848 0x14
|
||||
0x0000000008000848 . = ALIGN (0x4)
|
||||
*(.rodata)
|
||||
.rodata 0x0000000008000848 0x11 Src/keypad.o
|
||||
*(.rodata*)
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
*fill* 0x0000000008000859 0x3
|
||||
|
||||
.rel.dyn 0x000000000800085c 0x0
|
||||
.rel.iplt 0x000000000800085c 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
|
||||
.ARM.extab 0x000000000800085c 0x0
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
|
||||
.ARM 0x000000000800085c 0x0
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
0x000000000800085c __exidx_start = .
|
||||
*(.ARM.exidx*)
|
||||
0x000000000800085c __exidx_end = .
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
|
||||
.preinit_array 0x000000000800085c 0x0
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
0x000000000800085c PROVIDE (__preinit_array_start = .)
|
||||
*(.preinit_array*)
|
||||
0x000000000800085c PROVIDE (__preinit_array_end = .)
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
|
||||
.init_array 0x000000000800085c 0x4
|
||||
0x000000000800085c . = ALIGN (0x4)
|
||||
0x000000000800085c PROVIDE (__init_array_start = .)
|
||||
*(SORT_BY_NAME(.init_array.*))
|
||||
*(.init_array*)
|
||||
.init_array 0x000000000800085c 0x4 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
0x0000000008000860 PROVIDE (__init_array_end = .)
|
||||
0x0000000008000860 . = ALIGN (0x4)
|
||||
|
||||
.fini_array 0x0000000008000860 0x4
|
||||
0x0000000008000860 . = ALIGN (0x4)
|
||||
[!provide] PROVIDE (__fini_array_start = .)
|
||||
*(SORT_BY_NAME(.fini_array.*))
|
||||
*(.fini_array*)
|
||||
.fini_array 0x0000000008000860 0x4 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
[!provide] PROVIDE (__fini_array_end = .)
|
||||
0x0000000008000864 . = ALIGN (0x4)
|
||||
0x0000000008000864 _sidata = LOADADDR (.data)
|
||||
|
||||
.data 0x0000000020000000 0x4 load address 0x0000000008000864
|
||||
0x0000000020000000 . = ALIGN (0x4)
|
||||
0x0000000020000000 _sdata = .
|
||||
*(.data)
|
||||
.data 0x0000000020000000 0x4 Src/lcd.o
|
||||
*(.data*)
|
||||
0x0000000020000004 . = ALIGN (0x4)
|
||||
0x0000000020000004 _edata = .
|
||||
|
||||
.igot.plt 0x0000000020000004 0x0 load address 0x0000000008000868
|
||||
.igot.plt 0x0000000020000004 0x0 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
0x0000000020000004 . = ALIGN (0x4)
|
||||
|
||||
.bss 0x0000000020000004 0x1c load address 0x0000000008000868
|
||||
0x0000000020000004 _sbss = .
|
||||
0x0000000020000004 __bss_start__ = _sbss
|
||||
*(.bss)
|
||||
.bss 0x0000000020000004 0x1c c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
0x0000000020000020 . = ALIGN (0x4)
|
||||
0x0000000020000020 _ebss = .
|
||||
0x0000000020000020 __bss_end__ = _ebss
|
||||
|
||||
._user_heap_stack
|
||||
0x0000000020000020 0x600 load address 0x0000000008000868
|
||||
0x0000000020000020 . = ALIGN (0x8)
|
||||
[!provide] PROVIDE (end = .)
|
||||
[!provide] PROVIDE (_end = .)
|
||||
0x0000000020000220 . = (. + _Min_Heap_Size)
|
||||
*fill* 0x0000000020000020 0x200
|
||||
0x0000000020000620 . = (. + _Min_Stack_Size)
|
||||
*fill* 0x0000000020000220 0x400
|
||||
0x0000000020000620 . = ALIGN (0x8)
|
||||
|
||||
/DISCARD/
|
||||
libc.a(*)
|
||||
libm.a(*)
|
||||
libgcc.a(*)
|
||||
|
||||
.ARM.attributes
|
||||
0x0000000000000000 0x30
|
||||
*(.ARM.attributes)
|
||||
.ARM.attributes
|
||||
0x0000000000000000 0x22 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crti.o
|
||||
.ARM.attributes
|
||||
0x0000000000000022 0x34 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtbegin.o
|
||||
.ARM.attributes
|
||||
0x0000000000000056 0x25 Src/delay.o
|
||||
.ARM.attributes
|
||||
0x000000000000007b 0x25 Src/keypad.o
|
||||
.ARM.attributes
|
||||
0x00000000000000a0 0x25 Src/lcd.o
|
||||
.ARM.attributes
|
||||
0x00000000000000c5 0x25 Src/main.o
|
||||
.ARM.attributes
|
||||
0x00000000000000ea 0x25 Src/timer.o
|
||||
.ARM.attributes
|
||||
0x000000000000010f 0x21 Startup/startup_stm32f446retx.o
|
||||
.ARM.attributes
|
||||
0x0000000000000130 0x34 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a(lib_a-init.o)
|
||||
.ARM.attributes
|
||||
0x0000000000000164 0x22 c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7e-m/fpv4-sp/hard/crtn.o
|
||||
OUTPUT(lab8adc.elf elf32-littlearm)
|
||||
|
||||
.debug_line 0x0000000000000000 0x3ac
|
||||
.debug_line 0x0000000000000000 0x52 Src/delay.o
|
||||
.debug_line 0x0000000000000052 0xcf Src/keypad.o
|
||||
.debug_line 0x0000000000000121 0x13c Src/lcd.o
|
||||
.debug_line 0x000000000000025d 0x80 Src/main.o
|
||||
.debug_line 0x00000000000002dd 0x4b Src/timer.o
|
||||
.debug_line 0x0000000000000328 0x84 Startup/startup_stm32f446retx.o
|
||||
|
||||
.debug_info 0x0000000000000000 0xe0
|
||||
.debug_info 0x0000000000000000 0x26 Src/delay.o
|
||||
.debug_info 0x0000000000000026 0x26 Src/keypad.o
|
||||
.debug_info 0x000000000000004c 0x26 Src/lcd.o
|
||||
.debug_info 0x0000000000000072 0x26 Src/main.o
|
||||
.debug_info 0x0000000000000098 0x26 Src/timer.o
|
||||
.debug_info 0x00000000000000be 0x22 Startup/startup_stm32f446retx.o
|
||||
|
||||
.debug_abbrev 0x0000000000000000 0x76
|
||||
.debug_abbrev 0x0000000000000000 0x14 Src/delay.o
|
||||
.debug_abbrev 0x0000000000000014 0x14 Src/keypad.o
|
||||
.debug_abbrev 0x0000000000000028 0x14 Src/lcd.o
|
||||
.debug_abbrev 0x000000000000003c 0x14 Src/main.o
|
||||
.debug_abbrev 0x0000000000000050 0x14 Src/timer.o
|
||||
.debug_abbrev 0x0000000000000064 0x12 Startup/startup_stm32f446retx.o
|
||||
|
||||
.debug_aranges 0x0000000000000000 0xc8
|
||||
.debug_aranges
|
||||
0x0000000000000000 0x20 Src/delay.o
|
||||
.debug_aranges
|
||||
0x0000000000000020 0x20 Src/keypad.o
|
||||
.debug_aranges
|
||||
0x0000000000000040 0x20 Src/lcd.o
|
||||
.debug_aranges
|
||||
0x0000000000000060 0x20 Src/main.o
|
||||
.debug_aranges
|
||||
0x0000000000000080 0x20 Src/timer.o
|
||||
.debug_aranges
|
||||
0x00000000000000a0 0x28 Startup/startup_stm32f446retx.o
|
||||
|
||||
.debug_str 0x0000000000000000 0xb5
|
||||
.debug_str 0x0000000000000000 0x58 Src/delay.o
|
||||
.debug_str 0x0000000000000058 0x10 Src/keypad.o
|
||||
0x59 (size before relaxing)
|
||||
.debug_str 0x0000000000000068 0xd Src/lcd.o
|
||||
0x56 (size before relaxing)
|
||||
.debug_str 0x0000000000000075 0xe Src/main.o
|
||||
0x57 (size before relaxing)
|
||||
.debug_str 0x0000000000000083 0xf Src/timer.o
|
||||
0x58 (size before relaxing)
|
||||
.debug_str 0x0000000000000092 0x23 Startup/startup_stm32f446retx.o
|
||||
0x6c (size before relaxing)
|
||||
|
||||
.debug_ranges 0x0000000000000000 0x20
|
||||
.debug_ranges 0x0000000000000000 0x20 Startup/startup_stm32f446retx.o
|
||||
|
||||
.debug_frame 0x0000000000000000 0x2c
|
||||
.debug_frame 0x0000000000000000 0x2c c:/st/stm32cubeide_1.1.0/stm32cubeide/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win32_1.0.0.201904181610/tools/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m/fpv4-sp/hard\libc_nano.a(lib_a-init.o)
|
||||
@@ -1,3 +1,6 @@
|
||||
"Src/delay.o"
|
||||
"Src/keypad.o"
|
||||
"Src/lcd.o"
|
||||
"Src/main.o"
|
||||
"Src/timer.o"
|
||||
"Startup/startup_stm32f446retx.o"
|
||||
|
||||
@@ -0,0 +1,59 @@
|
||||
# delay.s
|
||||
# Trevor Barnes
|
||||
# CE2801-031
|
||||
# Description: A file for handling delay routines
|
||||
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section .text
|
||||
|
||||
.global msDelay
|
||||
# A subroutine to create a delay of a certain number of milliseconds
|
||||
# Input:
|
||||
# r0: Length of delay (ms)
|
||||
msDelay:
|
||||
|
||||
push {r1,r2,r3,lr}
|
||||
mov r3,r0
|
||||
ms_delay:
|
||||
# 250 iterations = 1/16 of a millisecond
|
||||
mov r2, #0x10
|
||||
# Loop 16 times
|
||||
1:
|
||||
# 250
|
||||
mov r1, #0xFA
|
||||
# Loop 250 times
|
||||
2:
|
||||
sub r1, #1
|
||||
cmp r1, #0
|
||||
bne 2b
|
||||
|
||||
sub r2, #1
|
||||
cmp r2, #0
|
||||
bne 1b
|
||||
|
||||
sub r0, #1
|
||||
cmp r0, #0
|
||||
bne ms_delay
|
||||
|
||||
mov r0,r3
|
||||
pop {r1,r2,r3,pc}
|
||||
|
||||
.global usDelay
|
||||
# about r1 mircoseonds
|
||||
usDelay:
|
||||
# stack
|
||||
push {lr}
|
||||
|
||||
lsl r1, r1, #3
|
||||
|
||||
1:
|
||||
sub r1, r1, #1
|
||||
cmp r1, #0
|
||||
bne 1b
|
||||
|
||||
# return
|
||||
pop {pc}
|
||||
|
||||
|
||||
@@ -0,0 +1,280 @@
|
||||
# keypad.s
|
||||
# Trevor Barnes
|
||||
# CE2801-031
|
||||
# Description: Contains routines for the keypad component
|
||||
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section .text
|
||||
|
||||
.equ RCC_BASE, 0x40023800
|
||||
.equ RCC_AHB1ENR, 0x30
|
||||
.equ RCC_GPIOCEN, 1<<2
|
||||
|
||||
.equ GPIOC_BASE, 0x40020800
|
||||
.equ GPIO_MODER, 0x00
|
||||
.equ GPIO_ODR, 0x14
|
||||
.equ GPIO_IDR, 0x10
|
||||
.equ GPIO_PUPDR, 0x0C
|
||||
.equ GPIO_BSRR, 0x18
|
||||
|
||||
# Row 1
|
||||
.equ k1, 0xEE
|
||||
.equ k2, 0xED
|
||||
.equ k3, 0xEB
|
||||
.equ k4, 0xE7
|
||||
|
||||
# Row 2
|
||||
.equ k5, 0xDE
|
||||
.equ k6, 0xDD
|
||||
.equ k7, 0xDB
|
||||
.equ k8, 0xD7
|
||||
|
||||
# Row 3
|
||||
.equ k9, 0xBE
|
||||
.equ k10, 0xBD
|
||||
.equ k11, 0xBB
|
||||
.equ k12, 0xB7
|
||||
|
||||
# Row 4
|
||||
.equ k13, 0x7E
|
||||
.equ k14, 0x7D
|
||||
.equ k15, 0x7B
|
||||
.equ k16, 0x77
|
||||
|
||||
.global KeyInit
|
||||
# Initialize the keypad GPIO port.
|
||||
# Depending on your scanning algorithm,
|
||||
# there may not be any work to do in this method
|
||||
KeyInit:
|
||||
|
||||
push {r0,r1,r2,lr}
|
||||
|
||||
ldr r1, =RCC_BASE
|
||||
|
||||
ldr r2, [r1, #RCC_AHB1ENR]
|
||||
orr r2, r2, #RCC_GPIOCEN
|
||||
str r2, [r1, #RCC_AHB1ENR]
|
||||
|
||||
# Read current PUPDR state
|
||||
ldr r1, =GPIOC_BASE
|
||||
ldr r2, [r1, #GPIO_PUPDR]
|
||||
|
||||
# Modify and write rows and columns to be "Pull-Up"
|
||||
bfc r2, #0, #16
|
||||
ldr r0, =0x5555
|
||||
orr r2, r2, r0
|
||||
str r2, [r1, #GPIO_PUPDR]
|
||||
|
||||
pop {r0,r1,r2,pc}
|
||||
|
||||
.global KeyGetKeyNoblock
|
||||
# Returns in r0 a numeric code representing
|
||||
# the button on the keypad that was pressed (1 to 16),
|
||||
# or 0 if no button is pressed
|
||||
KeyGetKeyNoblock:
|
||||
|
||||
push {r1,r2,lr}
|
||||
|
||||
bl keypadScan
|
||||
|
||||
mov r1, #0
|
||||
|
||||
ubfx r2, r0, #4, #4
|
||||
|
||||
cmp r2, #0xF
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k1
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k2
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k3
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k4
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k5
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k6
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k7
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k8
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k9
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k10
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k11
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k12
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k13
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k14
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k15
|
||||
beq 1f
|
||||
|
||||
add r1, #1
|
||||
cmp r0, #k16
|
||||
beq 1f
|
||||
|
||||
1:
|
||||
mov r0, r1
|
||||
|
||||
pop {r1,r2,pc}
|
||||
|
||||
|
||||
.global KeyGetKey
|
||||
# Same as KeyGetkeyNoblock, but blocks – that is,
|
||||
# waits until a key is pressed and then returns the key code.
|
||||
# Per discussion in lecture, you may wish to return after said key
|
||||
# is released
|
||||
KeyGetKey:
|
||||
|
||||
push {r1,r2,r3,lr}
|
||||
mov r0, #0
|
||||
1:
|
||||
mov r1, #10
|
||||
bl usDelay
|
||||
bl KeyGetKeyNoblock
|
||||
|
||||
cmp r0, #0
|
||||
beq 1b
|
||||
2:
|
||||
# Row = Input | Col = Output
|
||||
ldr r1, =GPIOC_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
mov r3, #0x0055
|
||||
bfi r2, r3, #0, #16
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
# "0000" -> ODR (Col)
|
||||
ldrb r2, [r1, #GPIO_ODR]
|
||||
mov r3, #0x0
|
||||
bfi r2, r3, #0, #4
|
||||
strb r2, [r1, #GPIO_ODR]
|
||||
# Store input data in r3
|
||||
ldrb r3, [r1, #GPIO_IDR]
|
||||
cmp r3, #0xF0
|
||||
bne 2b
|
||||
|
||||
# Set both back to inputs, (default state)
|
||||
@ ldr r1, =GPIOC_BASE
|
||||
@ ldr r2, [r1, #GPIO_MODER]
|
||||
@ mov r3, #0x0000
|
||||
@ bfi r2, r3, #0, #16
|
||||
@ str r2, [r1, #GPIO_MODER]
|
||||
|
||||
pop {r1,r2,r3,pc}
|
||||
|
||||
|
||||
.global KeyGetChar
|
||||
# Similar to KeyGetkey, but returns the ASCII code corresponding
|
||||
# to the key press.
|
||||
# This method blocks. You should use a data structure in .rodata
|
||||
# to map keys to characters
|
||||
KeyGetChar:
|
||||
|
||||
push {r1,r2,lr}
|
||||
|
||||
bl KeyGetKey
|
||||
sub r0, #1
|
||||
mov r2, r0
|
||||
ldr r1, =keyChars
|
||||
ldrb r0, [r1, r2]
|
||||
|
||||
pop {r1,r2,pc}
|
||||
|
||||
# Waits for input on keypad and returns that value in r0
|
||||
keypadScan:
|
||||
|
||||
push {r1,r2,r3,lr}
|
||||
2:
|
||||
# Row = Input | Col = Output
|
||||
ldr r1, =GPIOC_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
mov r0, #0x0055
|
||||
bfi r2, r0, #0, #16
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
# "0000" -> ODR (Col)
|
||||
ldrb r2, [r1, #GPIO_ODR]
|
||||
mov r3, #0x0
|
||||
bfi r2, r3, #0, #4
|
||||
strb r2, [r1, #GPIO_ODR]
|
||||
# Store input data in r3
|
||||
mov r0, r1
|
||||
mov r1, #5
|
||||
bl usDelay
|
||||
mov r1, r0
|
||||
ldrb r3, [r1, #GPIO_IDR]
|
||||
# R3 = Row IDR
|
||||
#ubfx r3, r2, #4, #4
|
||||
# Row IDR -> Row ODR
|
||||
# ldrb r2, [r1, #GPIO_ODR]
|
||||
# orr r2, r2, r3
|
||||
# strb r2, [r1, #GPIO_ODR]
|
||||
# Delay
|
||||
|
||||
# Row = Output | Col = Input
|
||||
ldr r1, =GPIOC_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
mov r0, #0x5500
|
||||
bfi r2, r0, #0, #16
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
# "0000" -> ODR (Row)
|
||||
ldrb r2, [r1, #GPIO_ODR]
|
||||
mov r0, #0x0
|
||||
bfi r2, r0, #0, #4
|
||||
strb r2, [r1, #GPIO_ODR]
|
||||
mov r0, r1
|
||||
mov r1, #5
|
||||
bl usDelay
|
||||
mov r1, r0
|
||||
# Read IDR (Row & Col)
|
||||
ldrb r0, [r1, #GPIO_IDR]
|
||||
orr r0, r0, r3
|
||||
|
||||
# Set both back to inputs, (default state)
|
||||
@ ldr r1, =GPIOC_BASE
|
||||
@ ldr r2, [r1, #GPIO_MODER]
|
||||
@ mov r3, #0x0000
|
||||
@ bfi r2, r3, #0, #16
|
||||
@ str r2, [r1, #GPIO_MODER]
|
||||
1:
|
||||
pop {r1,r2,r3,pc}
|
||||
|
||||
|
||||
.section .rodata
|
||||
keyChars:
|
||||
.asciz "123A456B789C*0#D"
|
||||
@@ -0,0 +1,476 @@
|
||||
# lcd.s
|
||||
# Trevor Barnes
|
||||
# CE2801-031
|
||||
# Description: Contains routines for the LCD component
|
||||
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section .text
|
||||
|
||||
#Fill in addresses
|
||||
.equ RCC_BASE, 0x40023800
|
||||
.equ RCC_AHB1ENR, 0x30
|
||||
.equ RCC_GPIOAEN, 1<<0
|
||||
.equ RCC_GPIOCEN, 1<<2
|
||||
|
||||
.equ GPIOA_BASE, 0x40020000
|
||||
.equ GPIOC_BASE, 0x40020800
|
||||
.equ GPIO_MODER, 0x00
|
||||
.equ GPIO_ODR, 0x14
|
||||
.equ GPIO_IDR, 0x10
|
||||
.equ GPIO_BSRR, 0x18
|
||||
|
||||
#What pin is each of these?
|
||||
.equ RS, 8 // PC8
|
||||
.equ RW, 9 // PC9
|
||||
.equ E, 10 // PC10
|
||||
|
||||
#Commands for BSRR
|
||||
.equ RS_SET, 1<<RS
|
||||
.equ RS_CLR, 1<<(RS+16)
|
||||
.equ RW_SET, 1<<RW
|
||||
.equ RW_CLR, 1<<(RW+16)
|
||||
.equ E_SET, 1<<E
|
||||
.equ E_CLR, 1<<(E+16)
|
||||
|
||||
#Globally exposed functions
|
||||
.global lcdInit
|
||||
|
||||
#Local helper function
|
||||
PortSetup:
|
||||
push {r1,r2,r3}
|
||||
#Turn on Ports in RCC
|
||||
ldr r1, =RCC_BASE
|
||||
|
||||
ldr r2, [r1, #RCC_AHB1ENR]
|
||||
orr r2, r2, #RCC_GPIOAEN
|
||||
str r2, [r1, #RCC_AHB1ENR]
|
||||
|
||||
ldr r2, [r1, #RCC_AHB1ENR]
|
||||
orr r2, r2, #RCC_GPIOCEN
|
||||
str r2, [r1, #RCC_AHB1ENR]
|
||||
|
||||
#Set DB Pins to Outputs
|
||||
ldr r1, =GPIOA_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
|
||||
movw r3, 0x5500
|
||||
movt r3, 0x0055
|
||||
|
||||
orr r2,r2, r3
|
||||
|
||||
movw r3, 0xAA00
|
||||
movt r3, 0x00AA
|
||||
bic r2, r2, r3
|
||||
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
|
||||
#Set RS RW E Pins to Outputs
|
||||
ldr r1, =GPIOC_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
|
||||
movw r3, 0x0000
|
||||
movt r3, 0x0015
|
||||
|
||||
orr r2,r2, r3
|
||||
|
||||
movw r3, 0x0000
|
||||
movt r3, 0x00EA
|
||||
bic r2, r2, r3
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
|
||||
pop {r1,r2,r3}
|
||||
bx lr
|
||||
|
||||
|
||||
#Writes instruction
|
||||
#RS=0 RW=0 R1-Arg
|
||||
#No returns
|
||||
WriteInstruction:
|
||||
push {r2,r3,lr}
|
||||
|
||||
#Set RS=0,RW=0,E=0
|
||||
|
||||
ldr r2, =GPIOC_BASE
|
||||
|
||||
mov r3, RS_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, RW_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, E_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
|
||||
#Set E=1
|
||||
mov r3, E_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
|
||||
#Set R1 -> DataBus
|
||||
lsl r1, #4
|
||||
ldr r3, =GPIOA_BASE
|
||||
ldr r2, [r3, #GPIO_ODR]
|
||||
bfc r2, #4, #8
|
||||
orr r2, r2, r1
|
||||
str r2, [r3, #GPIO_ODR ]
|
||||
#Set E=0
|
||||
ldr r2, =GPIOC_BASE
|
||||
mov r3, E_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
|
||||
#Wait for appropriate delay
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
pop {r2,r3,pc}
|
||||
|
||||
|
||||
#Writes data
|
||||
#RS=0 RW=0 R1-Arg
|
||||
#No returns
|
||||
WriteData:
|
||||
push {r1,r2,r3,r4,lr}
|
||||
|
||||
#Set RS=1,RW=0,E=0
|
||||
ldr r2, =GPIOC_BASE
|
||||
|
||||
mov r3, #RS_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, #RW_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, #E_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
#Set E=1
|
||||
mov r3, #E_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
#Set R1 -> DataBus
|
||||
lsl r1, #4
|
||||
ldr r3, =GPIOA_BASE
|
||||
ldr r2, [r3, #GPIO_ODR]
|
||||
bfc r2, #4, #8
|
||||
orr r2, r2, r1
|
||||
str r2, [r3, #GPIO_ODR ]
|
||||
#Set E=0
|
||||
ldr r2, =GPIOC_BASE
|
||||
mov r3, #E_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
#Wait for appropriate delay
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
pop {r1,r2,r3,r4,pc}
|
||||
|
||||
#Code to intialize the lcd
|
||||
lcdInit:
|
||||
push {r0,r1,lr}
|
||||
|
||||
#Set up Ports
|
||||
bl PortSetup
|
||||
#Wait 40ms
|
||||
mov r0, #40
|
||||
bl msDelay
|
||||
#Write Function Set (0x38)
|
||||
mov r1, 0x38
|
||||
bl WriteInstruction
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
#Write Function Set (0x38)
|
||||
mov r1, 0x38
|
||||
bl WriteInstruction
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
#Write Display On/Off(0x0F)
|
||||
mov r1, 0x0F
|
||||
bl WriteInstruction
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
#Write Display Clear (0x01)
|
||||
mov r1, 0x01
|
||||
bl WriteInstruction
|
||||
mov r1, #2
|
||||
bl msDelay
|
||||
|
||||
#Write Entry Mode Set (0x06)
|
||||
mov r1, 0x06
|
||||
bl WriteInstruction
|
||||
|
||||
mov r1, #37
|
||||
bl usDelay
|
||||
pop {r0,r1,pc}
|
||||
|
||||
.global lcdClear
|
||||
# clears the display
|
||||
# no arguments or return
|
||||
# includes necessary delay
|
||||
lcdClear:
|
||||
push {r0,r1,lr}
|
||||
mov r1, 0x01
|
||||
bl WriteInstruction
|
||||
# Delay for at least 1.52ms
|
||||
mov r0, #2
|
||||
bl msDelay
|
||||
pop {r0,r1,pc}
|
||||
|
||||
|
||||
.global lcdHome
|
||||
# moves cursor to the home position
|
||||
# no arguments or return
|
||||
# includes necessary delay
|
||||
lcdHome:
|
||||
push {r1,lr}
|
||||
mov r1, #0x02
|
||||
bl WriteInstruction
|
||||
mov r0, #2
|
||||
bl msDelay
|
||||
pop {r1,pc}
|
||||
|
||||
.global lcdSetPosition
|
||||
# moves cursor to the position indicated
|
||||
# r0 is the zero-based row and r1 is the zero-based column, no return value
|
||||
# includes necessary delay
|
||||
lcdSetPosition:
|
||||
push {r0,r1,lr}
|
||||
# Sub values to "actual" positions
|
||||
sub r0, r0, #1
|
||||
sub r1, r1, #1
|
||||
# Shift row to actual
|
||||
lsl r0, r0, #6
|
||||
orr r0, r0, r1
|
||||
|
||||
mov r1, #0x80
|
||||
orr r1, r1, r0
|
||||
bl WriteInstruction
|
||||
pop {r0,r1,pc}
|
||||
|
||||
.global lcdPrintString
|
||||
# prints a null terminated string to the display
|
||||
# r0 contains the address of the null terminated string (usually located in .data or .rodata), returns the number of characters written to display in r0
|
||||
# includes necessary delay
|
||||
lcdPrintString:
|
||||
push {r0,r1,r2,r3,lr}
|
||||
|
||||
mov r2, #0
|
||||
loop:
|
||||
ldrb r1, [r0, r2]
|
||||
cmp r1, #0x00
|
||||
beq done
|
||||
bl WriteData
|
||||
add r2, r2, #1
|
||||
b loop
|
||||
done:
|
||||
mov r0, r1
|
||||
pop {r0,r1,r2,r3,pc}
|
||||
|
||||
.global lcdPrintNum
|
||||
# prints a (decimal) number to the display
|
||||
# the number to be printed is in r0, values of 0 to 9999 will print, anything above 9999 should print Err.
|
||||
# includes necessary delay
|
||||
lcdPrintNum:
|
||||
push {r0,r1,r2,r3,r4,lr}
|
||||
|
||||
bl num_to_ASCII
|
||||
# Store num in memory
|
||||
ldr r2, =numToPrint
|
||||
str r0, [r2]
|
||||
# Move cursor to right-most position
|
||||
mov r1, #16
|
||||
writeByte:
|
||||
mov r0, #1
|
||||
bl lcdSetPosition
|
||||
|
||||
mov r4, r0
|
||||
mov r0, #1
|
||||
bl msDelay
|
||||
mov r0, r4
|
||||
|
||||
mov r0, r1
|
||||
ldrb r1, [r2, r3]
|
||||
bl WriteData
|
||||
|
||||
mov r4, r0
|
||||
mov r0, #1
|
||||
bl msDelay
|
||||
mov r0, r4
|
||||
|
||||
add r3, r3, #1
|
||||
cmp r3, #4
|
||||
sub r1, r0, #1
|
||||
cmp r3, #4
|
||||
bne writeByte
|
||||
pop {r0,r1,r2,r3,r4,pc}
|
||||
|
||||
|
||||
.global lcdCursorLocation
|
||||
# Returns the location of the cursor on the LCD (1-32)
|
||||
# Location of cursor is returned in r0
|
||||
lcdCursorLocation:
|
||||
push {r1,lr}
|
||||
|
||||
|
||||
pop {r1,pc}
|
||||
|
||||
|
||||
|
||||
# Takes in a value from 0-9999 and converts it to ASCII
|
||||
# Input:
|
||||
# r0: Input binary value
|
||||
|
||||
num_to_ASCII:
|
||||
|
||||
# If outside of range, return ASCII "Err."
|
||||
push {r1,r2,r3,lr}
|
||||
|
||||
cmp r0,#0
|
||||
blt out_of_range
|
||||
# cmp r0,#9999
|
||||
# bgt out_of_range
|
||||
|
||||
# Normal conversion behavior
|
||||
mov r1, #16
|
||||
lsl r0, #3
|
||||
sub r1, #3
|
||||
shift_cycle:
|
||||
|
||||
lsl r0, #1
|
||||
sub r1, #1
|
||||
cmp r1, #0
|
||||
# Branch to encode section if shifted 16 times
|
||||
beq encode
|
||||
|
||||
# Verify Each Nibble is less than or equal to 4
|
||||
ubfx r2, r0, #16, #4
|
||||
# If value is less than or equal to 4, then skip to next nibble
|
||||
cmp r2, #4
|
||||
ble 2f
|
||||
add r2, #3
|
||||
bfi r0, r2, #16, #4
|
||||
2: ubfx r2, r0, #20, #4
|
||||
# If value is less than or equal to 4, then skip to next nibble
|
||||
cmp r2, #4
|
||||
ble 3f
|
||||
add r2, #3
|
||||
bfi r0, r2, #20, #4
|
||||
3: ubfx r2, r0, #24, #4
|
||||
# If value is less than or equal to 4, then skip to next nibble
|
||||
cmp r2, #4
|
||||
ble 4f
|
||||
add r2, #3
|
||||
bfi r0, r2, #24, #4
|
||||
4: ubfx r2, r0, #28, #4
|
||||
# If value is less than or equal to 4 skip to end
|
||||
cmp r2, #4
|
||||
ble end_verify_nibbles
|
||||
add r2, #3
|
||||
bfi r0, r2, #28, #4
|
||||
end_verify_nibbles:
|
||||
|
||||
|
||||
b shift_cycle
|
||||
encode:
|
||||
mov r3, #3
|
||||
# Encode BCD numbers to ASCII
|
||||
# Extract ones nibble
|
||||
ubfx r2, r0, #16, #4
|
||||
# Insert ones nibble
|
||||
bfi r1, r2, #0, #4
|
||||
# Insert 3 in front of nibble for ASCII encoding
|
||||
bfi r1, r3, #4, #4
|
||||
|
||||
# Extract tens nibble
|
||||
ubfx r2, r0, #20, #4
|
||||
# Insert tens nibble
|
||||
bfi r1, r2, #8, #4
|
||||
# Insert 3 in front of nibble for ASCII encoding
|
||||
bfi r1, r3, #12, #4
|
||||
|
||||
# Extract hundreds nibble
|
||||
ubfx r2, r0, #24, #4
|
||||
# Insert hundreds nibble
|
||||
bfi r1, r2, #16, #4
|
||||
# Insert 3 in front of nibble for ASCII encoding
|
||||
bfi r1, r3, #20, #4
|
||||
|
||||
# Extract thousands nibble
|
||||
ubfx r2, r0, #28, #4
|
||||
# Insert thousands nibble
|
||||
bfi r1, r2, #24, #4
|
||||
# Insert 3 in front of nibble for ASCII encoding
|
||||
bfi r1, r3, #28, #4
|
||||
|
||||
b end_ASCII
|
||||
out_of_range:
|
||||
# Insert ASCII "Err."
|
||||
movw r1, #0x722E
|
||||
movt r1, #0x4572
|
||||
|
||||
end_ASCII:
|
||||
# Return value in r0
|
||||
mov r0, r1
|
||||
pop {r1,r2,r3,pc}
|
||||
|
||||
|
||||
.global lcdBusyWait
|
||||
# Loops until the busy flag is 0
|
||||
lcdBusyWait:
|
||||
|
||||
push {r0,r1,r2,r3,lr}
|
||||
|
||||
ldr r1, =GPIOA_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
|
||||
mov r3, #0
|
||||
|
||||
orr r2, r2, r3
|
||||
|
||||
movw r3, 0xFF00
|
||||
movt r3, 0x00FF
|
||||
bic r2, r2, r3
|
||||
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
|
||||
#Set RS=0, RW=1, E=1
|
||||
ldr r2, =GPIOC_BASE
|
||||
|
||||
mov r3, #RS_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, #RW_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
mov r3, #E_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
busy:
|
||||
#Set E=
|
||||
mov r3, #E_SET
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
#Set Databus -> R1
|
||||
ldr r3, =GPIOA_BASE
|
||||
ldr r1, [r3, #GPIO_IDR]
|
||||
#Set E=0
|
||||
ldr r2, =GPIOC_BASE
|
||||
mov r3, #E_CLR
|
||||
str r3, [r2, #GPIO_BSRR]
|
||||
|
||||
mov r2, #0x0010
|
||||
and r1, r2
|
||||
lsr r1, #4
|
||||
# Are we still busy?
|
||||
cmp r1, #1
|
||||
beq busy
|
||||
|
||||
# Return DB port to original mode
|
||||
ldr r1, =GPIOA_BASE
|
||||
ldr r2, [r1, #GPIO_MODER]
|
||||
|
||||
movw r3, 0x5500
|
||||
movt r3, 0x0055
|
||||
|
||||
orr r2,r2, r3
|
||||
|
||||
movw r3, 0xAA00
|
||||
movt r3, 0x00AA
|
||||
bic r2, r2, r3
|
||||
|
||||
str r2, [r1, #GPIO_MODER]
|
||||
|
||||
pop {r0,r1,r2,r3,pc}
|
||||
|
||||
|
||||
.section .data
|
||||
numToPrint:
|
||||
.word 0
|
||||
+151
-18
@@ -1,26 +1,69 @@
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section
|
||||
.text
|
||||
# main.s
|
||||
# Trevor Barnes
|
||||
# CE2801-031
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section .text
|
||||
|
||||
.global main
|
||||
.equ RCC_BASE, 0x40023800
|
||||
.equ RCC_AHB1ENR, 0x30
|
||||
.equ RCC_APB2ENR, 0x44
|
||||
.equ GPIOB_EN, 1<<1
|
||||
.equ ADC1_EN, 1<<8
|
||||
|
||||
.equ GPIOB_BASE, 0x40020400
|
||||
.equ GPIO_MODER, 0x00
|
||||
.equ GPIO_ODR, 0x14
|
||||
|
||||
.equ ADC1_BASE, 0x40012000
|
||||
.equ ADC_SR, 0x00
|
||||
.equ ADC_CR2, 0x08
|
||||
.equ ADC_SQR3, 0x34
|
||||
.equ ADC_DR, 0x4C
|
||||
|
||||
.global main
|
||||
main:
|
||||
|
||||
#initialize components
|
||||
bl lcdInit
|
||||
bl keyInit
|
||||
bl KeyInit
|
||||
bl timerInit
|
||||
#bl adc_init
|
||||
|
||||
#Send a single character to adjust the mode of the datalogger
|
||||
# ['1']['2']['3']['A'] |1 2 3 4 |
|
||||
# ['4']['5']['6']['B'] |5 6 7 8 |
|
||||
# ['7']['8']['9']['C'] |9 10 11 12|
|
||||
# ['*']['0']['#']['D'] |13 14 15 16|
|
||||
|
||||
|
||||
1: bl keyGetkeyNoblock
|
||||
# Enable GPIOB in RCC
|
||||
ldr r0, =RCC_BASE
|
||||
ldr r1, [r0, #RCC_AHB1ENR]
|
||||
orr r1, r1, #GPIOB_EN
|
||||
str r1, [r0, #RCC_AHB1ENR]
|
||||
|
||||
# Enable ADC1 in RCC
|
||||
ldr r1, [r0, #RCC_APB2ENR]
|
||||
orr r1, r1, #ADC1_EN
|
||||
str r1, [r0, #RCC_APB2ENR]
|
||||
|
||||
# Temperature Analog on PB0
|
||||
ldr r0, =GPIOB_BASE
|
||||
ldr r1, [r0, #GPIO_MODER]
|
||||
mov r2, #0b11
|
||||
bfi r1, r2, #0, #2
|
||||
str r1, [r0, #GPIO_MODER]
|
||||
|
||||
# Turn on ADC1
|
||||
ldr r0, =ADC1_BASE
|
||||
ldr r1, [r0, #ADC_CR2]
|
||||
orr r1, r1, #(1<<0)
|
||||
str r1, [R0, #ADC_CR2]
|
||||
|
||||
# ADC Channel 8
|
||||
ldr r1, [r0, #ADC_SQR3]
|
||||
mov r2, #8
|
||||
bfi r1, r2, #0, #5
|
||||
str r1, [r0, #ADC_SQR3]
|
||||
|
||||
mainLoop:
|
||||
|
||||
bl conversionLoop
|
||||
bl KeyGetKeyNoblock
|
||||
|
||||
# '*' Buffer on/off
|
||||
cmp r0, #13
|
||||
@@ -34,7 +77,7 @@ main:
|
||||
cmp r0, #8
|
||||
beq setBufferSize
|
||||
|
||||
# 'D' Toggle Between displaying temperatures C or F
|
||||
# 'D' Toggle Between displaying temperatures in C or F
|
||||
cmp r0, #16
|
||||
beq toggleTemp
|
||||
|
||||
@@ -47,4 +90,94 @@ main:
|
||||
beq continuousMode
|
||||
|
||||
#loop that will finish what chosen option and then ask for another instruction
|
||||
b 1b
|
||||
b mainLoop
|
||||
|
||||
conversionLoop:
|
||||
|
||||
push {r0, r1, lr}
|
||||
|
||||
ldr r0, =ADC1_BASE
|
||||
ldr r1, [r0, #ADC_CR2]
|
||||
orr r1, r1, #(1<<30)
|
||||
str r1, [r0, #ADC_CR2]
|
||||
|
||||
1:
|
||||
ldr r1, [r0, #ADC_SR]
|
||||
ands r1, r1, #(1<<1)
|
||||
beq 1b
|
||||
|
||||
pop {r0,r1, pc}
|
||||
|
||||
|
||||
buffer:
|
||||
|
||||
push {lr}
|
||||
|
||||
|
||||
|
||||
pop {pc}
|
||||
|
||||
setInterval:
|
||||
|
||||
push {lr}
|
||||
|
||||
# Prompt user for input
|
||||
|
||||
# Store value next typed value on LCD
|
||||
|
||||
# Set interval to stored value
|
||||
|
||||
pop {pc}
|
||||
|
||||
setBufferSize:
|
||||
|
||||
push {lr}
|
||||
|
||||
# Prompt user for two digit input
|
||||
|
||||
# Store the next two typed values on LCD
|
||||
|
||||
# Set buffer size to stored value
|
||||
|
||||
pop {pc}
|
||||
|
||||
toggleTemp:
|
||||
|
||||
push {lr}
|
||||
|
||||
# Alter voltage to degree calculation
|
||||
|
||||
pop {pc}
|
||||
|
||||
displayBufferedResults:
|
||||
|
||||
push {lr}
|
||||
|
||||
# Print whatever the most recent results are
|
||||
|
||||
# Scroll through all items in buffer
|
||||
|
||||
pop {pc}
|
||||
|
||||
continuousMode:
|
||||
|
||||
push {lr}
|
||||
|
||||
# Print periodic results until return button is pushed
|
||||
|
||||
pop {pc}
|
||||
|
||||
|
||||
bufferedResults:
|
||||
.asciz ""
|
||||
|
||||
intervalSet:
|
||||
.asciz "Type Sample Interval (1-9 seconds):"
|
||||
interval:
|
||||
.byte 0
|
||||
bufferSize:
|
||||
.byte 0
|
||||
.section .rodata
|
||||
|
||||
startMsg:
|
||||
.asciz "Select Mode"
|
||||
|
||||
+20
-13
@@ -1,31 +1,38 @@
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section
|
||||
.text
|
||||
# timer.s
|
||||
# Trevor Barnes
|
||||
# CE2801-031
|
||||
.syntax unified
|
||||
.cpu cortex-m4
|
||||
.thumb
|
||||
.section .text
|
||||
|
||||
.global timerInit
|
||||
.equ CCMR_OCC1M_PWM, 0x18
|
||||
.equ CCMR_OC1PE, 1<<4
|
||||
.equ AFRL_TIM3_CH1_EN, 1<<4
|
||||
.equ AFRL_OFFSET, 0x20
|
||||
.equ CCMR_OFFSET, 0x18
|
||||
.equ TIM3_BASE, 0x24
|
||||
|
||||
.global timerInit
|
||||
timerInit:
|
||||
push {r0-r4, lr}
|
||||
#Alt func low reg for TIM3
|
||||
ldr r1, [r0, #AFRL_OFFSET]
|
||||
bic r1, #16, #4
|
||||
bfc r1, #16, #4
|
||||
orr r1, r1, #AFRL_TIM3_CH1_EN
|
||||
str r1, [r0, #AFRL_OFFSET]
|
||||
|
||||
#Enable CCMR1 for preload and set pwm
|
||||
#Allows for the modification of the pulse
|
||||
|
||||
ldr r0, =TIM3_BASE
|
||||
ldr r1, [r0, #CCMR_OFFSET]
|
||||
bfc r1, #4, #3
|
||||
mov r2, #CCMR_OCC1M_PWM
|
||||
orr r2, r2, #CCMR_OCC1PE
|
||||
orr r2, r2, #CCMR_OC1PE
|
||||
orr r1, r1, r2
|
||||
str r1, [r0, #CCMR_OFFSET]
|
||||
|
||||
#Enable CCER to for TIM3 (TIC)
|
||||
#Every 10 seconds, sample
|
||||
|
||||
|
||||
pop{r0, r4}
|
||||
|
||||
|
||||
bx lr
|
||||
|
||||
Reference in New Issue
Block a user