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201 lines
5.6 KiB
C
201 lines
5.6 KiB
C
/*
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*********************************************************************************************************
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* INCLUDE FILES
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*********************************************************************************************************
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*/
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#define BSP_MODULE
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#include <bsp.h>
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/*
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*********************************************************************************************************
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* LOCAL TABLES
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*********************************************************************************************************
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*/
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/*
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*********************************************************************************************************
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* LOCAL GLOBAL VARIABLES
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*********************************************************************************************************
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*/
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/*
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*********************************************************************************************************
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* LOCAL FUNCTION PROTOTYPES
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*********************************************************************************************************
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*/
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/** This function will initial STM32 board**/
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void rt_hw_board_init()
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{
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BSP_Init();
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//add for finsh
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rt_hw_usart_init();
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rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
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}
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/**
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* RCC configuration
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*/
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static void RCC_Configuration(void)
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{
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//下面是给各模块开启时钟
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//启动GPIO
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | \
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RCC_APB2Periph_GPIOC | RCC_APB2Periph_GPIOD | \
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RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOG,
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ENABLE);
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//启动AFIO
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
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//启动USART1时钟
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);
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//启动USART2时钟
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);
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//启动DMA时钟
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RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
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/* Enable ADC1 and GPIOC clock */
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
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/* Enable WWDG clock */
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_WWDG, ENABLE);
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}
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/**
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* NVIC Configuration
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*/
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static void NVIC_Configuration(void)
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{
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#if defined(VECT_TAB_RAM)
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// Set the Vector Table base location at 0x20000000
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NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x00);
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#elif defined(VECT_TAB_FLASH)
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// Set the Vector Table base location at 0x08000000
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NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x00);
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#elif defined(VECT_TAB_USER)
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// Set the Vector Table base location by user
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NVIC_SetVectorTable(NVIC_VectTab_FLASH, USER_VECTOR_TABLE);
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#endif
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}
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/**
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* GPIO Configuration
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*/
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static void GPIO_Configuration(void)
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_Init(GPIOA, &GPIO_InitStructure);
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GPIO_Init(GPIOB, &GPIO_InitStructure);
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GPIO_Init(GPIOC, &GPIO_InitStructure);
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GPIO_Init(GPIOD, &GPIO_InitStructure);
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GPIO_Init(GPIOE, &GPIO_InitStructure);
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GPIO_Init(GPIOF, &GPIO_InitStructure);
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GPIO_Init(GPIOG, &GPIO_InitStructure);
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/******************system run led*******************/
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_Init(GPIOA, &GPIO_InitStructure);
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}
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/**
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* IWDG_Configuration
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*/
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static void IWDG_Configuration(void)
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{
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IWDG_WriteAccessCmd(IWDG_WriteAccess_Enable);
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IWDG_SetPrescaler(IWDG_Prescaler_64);
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IWDG_SetReload(1875);
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IWDG_ReloadCounter();
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IWDG_Enable();
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}
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/**
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* feed IWDG dog
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*/
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void IWDG_Feed(void)
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{
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IWDG_ReloadCounter();//reload
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}
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/**
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* SysTick Configuration
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*/
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void SysTick_Configuration(void)
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{
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RCC_ClocksTypeDef rcc_clocks;
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rt_uint32_t cnts;
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RCC_GetClocksFreq(&rcc_clocks);
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cnts = (rt_uint32_t)rcc_clocks.HCLK_Frequency / RT_TICK_PER_SECOND;
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SysTick_Config(cnts);
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SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);
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}
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/**
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* This is the timer interrupt service routine.
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*
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*/
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void rt_hw_timer_handler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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rt_tick_increase();
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/* leave interrupt */
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rt_interrupt_leave();
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}
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void assert_failed(u8* file, u32 line)
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{
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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rt_kprintf("assert failed at %s:%d \n", file, line);
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while (1) {
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}
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}
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/*
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*********************************************************************************************************
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* LOCAL CONFIGURATION ERRORS
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*********************************************************************************************************
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*/
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/*
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*********************************************************************************************************
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* BSP_Init()
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*
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* Description : Initialize the Board Support Package (BSP).
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*
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* Argument(s) : none.
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*
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* Return(s) : none.
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*
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* Caller(s) : Application.
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*
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* Note(s) : (1) This function SHOULD be called before any other BSP function is called.
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*********************************************************************************************************
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*/
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void BSP_Init (void)
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{
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RCC_Configuration();
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NVIC_Configuration();
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SysTick_Configuration();
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GPIO_Configuration();
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//TODO Now temporary comment this code, the official version will open his
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// IWDG_Configuration();
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}
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