diff options
author | Thomas Gravekamp <me@thomas-gravekamp.nl> | 2019-03-08 20:23:14 +0100 |
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committer | Thomas Gravekamp <me@thomas-gravekamp.nl> | 2019-03-08 20:23:14 +0100 |
commit | d4e7c2c1d53fd4aaa47fd370e8b4cc3c981cb12e (patch) | |
tree | fba6300b17b51363386c85421d557cefc6391511 /src | |
parent | d65e3ffe8f135ea884a5e3f51dfbe8d35399f653 (diff) |
Make this template use the standard CMSIS
Diffstat (limited to 'src')
-rw-r--r-- | src/STM32F0xx_init.c | 108 | ||||
-rw-r--r-- | src/main.c | 2 |
2 files changed, 1 insertions, 109 deletions
diff --git a/src/STM32F0xx_init.c b/src/STM32F0xx_init.c deleted file mode 100644 index 47c81d4..0000000 --- a/src/STM32F0xx_init.c +++ /dev/null @@ -1,108 +0,0 @@ -#include "STM32F0xx.h" -#include "common.h" - -/** - * Initialize the HSI clock source and reset the PLL configuration. This - * function is called by the startup_common.s file, just before calling the - * main() function. - * - * You can adapt this function to fit your needs, however, do not change its - * name! It is called in the startup code. - */ -void SystemInit (void) { - // Set HSION bit - RCC->CR |= (uint32_t)0x00000001U; - -#if defined (STM32F051x8) || \ - defined (STM32F058x8) - // Reset SW[1:0], HPRE[3:0], PPRE[2:0], ADCPRE and MCOSEL[2:0] bits - RCC->CFGR &= (uint32_t)0xF8FFB80CU; -#else - // Reset SW[1:0], HPRE[3:0], PPRE[2:0], ADCPRE, MCOSEL[2:0], MCOPRE[2:0] and PLLNODIV bits - RCC->CFGR &= (uint32_t)0x08FFB80CU; -#endif - - // Reset HSEON, CSSON and PLLON bits - RCC->CR &= (uint32_t)0xFEF6FFFFU; - - // Reset HSEBYP bit - RCC->CR &= (uint32_t)0xFFFBFFFFU; - - // Reset PLLSRC, PLLXTPRE and PLLMUL[3:0] bits - RCC->CFGR &= (uint32_t)0xFFC0FFFFU; - - // Reset PREDIV[3:0] bits - RCC->CFGR2 &= (uint32_t)0xFFFFFFF0U; - -#if defined (STM32F072xB) || \ - defined (STM32F078xx) - // Reset USART2SW[1:0], USART1SW[1:0], I2C1SW, CECSW, USBSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFCFE2CU; - -#elif defined (STM32F071xB) - // Reset USART2SW[1:0], USART1SW[1:0], I2C1SW, CECSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFFCEACU; - -#elif defined (STM32F091xC) || \ - defined (STM32F098xx) - // Reset USART3SW[1:0], USART2SW[1:0], USART1SW[1:0], I2C1SW, CECSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFF0FEACU; - -#elif defined (STM32F030x6) || \ - defined (STM32F030x8) || \ - defined (STM32F031x6) || \ - defined (STM32F038xx) || \ - defined (STM32F030xC) - // Reset USART1SW[1:0], I2C1SW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFFFEECU; - -#elif defined (STM32F051x8) || \ - defined (STM32F058xx) - // Reset USART1SW[1:0], I2C1SW, CECSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFFFEACU; - -#elif defined (STM32F042x6) || \ - defined (STM32F048xx) - // Reset USART1SW[1:0], I2C1SW, CECSW, USBSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFFFE2CU; - -#elif defined (STM32F070x6) || \ - defined (STM32F070xB) - // Reset USART1SW[1:0], I2C1SW, USBSW and ADCSW bits - RCC->CFGR3 &= (uint32_t)0xFFFFFE6CU; - // Set default USB clock to PLLCLK, since there is no HSI48 - RCC->CFGR3 |= (uint32_t)0x00000080U; - -#else - #warning "No target selected" -#endif - - // Reset HSI14 bit - RCC->CR2 &= (uint32_t)0xFFFFFFFEU; - - // Disable all interrupts - RCC->CIR = 0x00000000U; -} - -// These symbols are provided by the linker -extern void (*__preinit_array_start[])(); -extern void (*__preinit_array_end[])(); -extern void (*__init_array_start[])(); -extern void (*__init_array_end[])(); - -/** - * Calls the functions in the preinit and init arrays. The start and end - * addresses of these arrays are provided by the linker. - * - * You can adapt this function to fit your needs, however, do not change its - * name! It is called in the startup code. - */ -void __main () { - for (void (**f)() = __preinit_array_start; f < __preinit_array_end; ++f) { - (*f)(); - } - - for (void (**f)() = __init_array_start; f < __init_array_end; ++f) { - (*f)(); - } -} @@ -1,4 +1,4 @@ -#include "STM32F0xx.h" +#include "stm32f0xx.h" // Quick and dirty delay static void delay (unsigned int time) { |