From 7d7389cac55952fcb794d2632747a8adc1e119ee Mon Sep 17 00:00:00 2001 From: Dien-Nhung Nguyen-Phu Date: Wed, 15 May 2024 12:43:35 +0700 Subject: init blink project generated project from EVT --- .../StdPeriphDriver/CH58x_sys.c | 396 +++++++++++++++++++++ 1 file changed, 396 insertions(+) create mode 100644 CH5xx_ble_firmware_library/StdPeriphDriver/CH58x_sys.c (limited to 'CH5xx_ble_firmware_library/StdPeriphDriver/CH58x_sys.c') diff --git a/CH5xx_ble_firmware_library/StdPeriphDriver/CH58x_sys.c b/CH5xx_ble_firmware_library/StdPeriphDriver/CH58x_sys.c new file mode 100644 index 0000000..3608e36 --- /dev/null +++ b/CH5xx_ble_firmware_library/StdPeriphDriver/CH58x_sys.c @@ -0,0 +1,396 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : CH58x_SYS.c + * Author : WCH + * Version : V1.2 + * Date : 2021/11/17 + * Description + ********************************************************************************* + * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. + * Attention: This software (modified or not) and binary are used for + * microcontroller manufactured by Nanjing Qinheng Microelectronics. + *******************************************************************************/ + +#include "CH58x_common.h" + +/********************************************************************* + * @fn SetSysClock + * + * @brief 配置系统运行时钟 + * + * @param sc - 系统时钟源选择 refer to SYS_CLKTypeDef + * + * @return none + */ +__HIGH_CODE +void SetSysClock(SYS_CLKTypeDef sc) +{ + uint32_t i; + sys_safe_access_enable(); + R8_PLL_CONFIG &= ~(1 << 5); // + sys_safe_access_disable(); + if(sc & 0x20) + { // HSE div + if(!(R8_HFCK_PWR_CTRL & RB_CLK_XT32M_PON)) + { + sys_safe_access_enable(); + R8_HFCK_PWR_CTRL |= RB_CLK_XT32M_PON; // HSE power on + for(i = 0; i < 1200; i++) + { + __nop(); + __nop(); + } + } + + sys_safe_access_enable(); + R16_CLK_SYS_CFG = (0 << 6) | (sc & 0x1f); + __nop(); + __nop(); + __nop(); + __nop(); + sys_safe_access_disable(); + sys_safe_access_enable(); + SAFEOPERATE; + R8_FLASH_CFG = 0X51; + sys_safe_access_disable(); + } + + else if(sc & 0x40) + { // PLL div + if(!(R8_HFCK_PWR_CTRL & RB_CLK_PLL_PON)) + { + sys_safe_access_enable(); + R8_HFCK_PWR_CTRL |= RB_CLK_PLL_PON; // PLL power on + for(i = 0; i < 2000; i++) + { + __nop(); + __nop(); + } + } + sys_safe_access_enable(); + R16_CLK_SYS_CFG = (1 << 6) | (sc & 0x1f); + __nop(); + __nop(); + __nop(); + __nop(); + sys_safe_access_disable(); + if(sc == CLK_SOURCE_PLL_80MHz) + { + sys_safe_access_enable(); + R8_FLASH_CFG = 0X02; + sys_safe_access_disable(); + } + else + { + sys_safe_access_enable(); + R8_FLASH_CFG = 0X52; + sys_safe_access_disable(); + } + } + else + { + sys_safe_access_enable(); + R16_CLK_SYS_CFG |= RB_CLK_SYS_MOD; + } + //更改FLASH clk的驱动能力 + sys_safe_access_enable(); + R8_PLL_CONFIG |= 1 << 7; + sys_safe_access_disable(); +} + +/********************************************************************* + * @fn GetSysClock + * + * @brief 获取当前系统时钟 + * + * @param none + * + * @return Hz + */ +uint32_t GetSysClock(void) +{ + uint16_t rev; + + rev = R16_CLK_SYS_CFG & 0xff; + if((rev & 0x40) == (0 << 6)) + { // 32M进行分频 + return (32000000 / (rev & 0x1f)); + } + else if((rev & RB_CLK_SYS_MOD) == (1 << 6)) + { // PLL进行分频 + return (480000000 / (rev & 0x1f)); + } + else + { // 32K做主频 + return (32000); + } +} + +/********************************************************************* + * @fn SYS_GetInfoSta + * + * @brief 获取当前系统信息状态 + * + * @param i - refer to SYS_InfoStaTypeDef + * + * @return 是否开启 + */ +uint8_t SYS_GetInfoSta(SYS_InfoStaTypeDef i) +{ + if(i == STA_SAFEACC_ACT) + { + return (R8_SAFE_ACCESS_SIG & RB_SAFE_ACC_ACT); + } + else + { + return (R8_GLOB_CFG_INFO & (1 << i)); + } +} + +/********************************************************************* + * @fn SYS_ResetExecute + * + * @brief 执行系统软件复位 + * + * @param none + * + * @return none + */ +__HIGH_CODE +void SYS_ResetExecute(void) +{ + FLASH_ROM_SW_RESET(); + sys_safe_access_enable(); + R8_RST_WDOG_CTRL |= RB_SOFTWARE_RESET; + sys_safe_access_disable(); +} + +/********************************************************************* + * @fn SYS_DisableAllIrq + * + * @brief 关闭所有中断，并保留当前中断值 + * + * @param pirqv - 当前保留中断值 + * + * @return none + */ +void SYS_DisableAllIrq(uint32_t *pirqv) +{ + *pirqv = (PFIC->ISR[0] >> 8) | (PFIC->ISR[1] << 24); + PFIC->IRER[0] = 0xffffffff; + PFIC->IRER[1] = 0xffffffff; +} + +/********************************************************************* + * @fn SYS_RecoverIrq + * + * @brief 恢复之前关闭的中断值 + * + * @param irq_status - 当前保留中断值 + * + * @return none + */ +void SYS_RecoverIrq(uint32_t irq_status) +{ + PFIC->IENR[0] = (irq_status << 8); + PFIC->IENR[1] = (irq_status >> 24); +} + +/********************************************************************* + * @fn SYS_GetSysTickCnt + * + * @brief 获取当前系统(SYSTICK)计数值 + * + * @param none + * + * @return 当前计数值 + */ +uint32_t SYS_GetSysTickCnt(void) +{ + uint32_t val; + + val = SysTick->CNT; + return (val); +} + +/********************************************************************* + * @fn WWDG_ITCfg + * + * @brief 看门狗定时器溢出中断使能 + * + * @param s - 溢出是否中断 + * + * @return none + */ +void WWDG_ITCfg(FunctionalState s) +{ + uint8_t ctrl = R8_RST_WDOG_CTRL; + + if(s == DISABLE) + { + ctrl &= ~RB_WDOG_INT_EN; + } + else + { + ctrl |= RB_WDOG_INT_EN; + } + + sys_safe_access_enable(); + R8_RST_WDOG_CTRL = ctrl; + sys_safe_access_disable(); +} + +/********************************************************************* + * @fn WWDG_ResetCfg + * + * @brief 看门狗定时器复位功能 + * + * @param s - 溢出是否复位 + * + * @return none + */ +void WWDG_ResetCfg(FunctionalState s) +{ + uint8_t ctrl = R8_RST_WDOG_CTRL; + + if(s == DISABLE) + { + ctrl &= ~RB_WDOG_RST_EN; + } + else + { + ctrl |= RB_WDOG_RST_EN; + } + + sys_safe_access_enable(); + R8_RST_WDOG_CTRL = ctrl; + sys_safe_access_disable(); +} + +/********************************************************************* + * @fn WWDG_ClearFlag + * + * @brief 清除看门狗中断标志，重新加载计数值也可清除 + * + * @param none + * + * @return none + */ +void WWDG_ClearFlag(void) +{ + sys_safe_access_enable(); + R8_RST_WDOG_CTRL |= RB_WDOG_INT_FLAG; + sys_safe_access_disable(); +} + +/********************************************************************* + * @fn HardFault_Handler + * + * @brief 硬件错误中断，进入后执行复位，复位类型为上电复位 + * + * @param none + * + * @return none + */ +__INTERRUPT +__HIGH_CODE +__attribute__((weak)) +void HardFault_Handler(void) +{ + FLASH_ROM_SW_RESET(); + sys_safe_access_enable(); + R16_INT32K_TUNE = 0xFFFF; + sys_safe_access_enable(); + R8_RST_WDOG_CTRL |= RB_SOFTWARE_RESET; + sys_safe_access_disable(); + while(1); +} + +/********************************************************************* + * @fn mDelayuS + * + * @brief uS 延时 + * + * @param t - 时间参数 + * + * @return none + */ +__HIGH_CODE +void mDelayuS(uint16_t t) +{ + uint32_t i; +#if(FREQ_SYS == 80000000) + i = t * 20; +#elif(FREQ_SYS == 60000000) + i = t * 15; +#elif(FREQ_SYS == 48000000) + i = t * 12; +#elif(FREQ_SYS == 40000000) + i = t * 10; +#elif(FREQ_SYS == 32000000) + i = t << 3; +#elif(FREQ_SYS == 24000000) + i = t * 6; +#elif(FREQ_SYS == 16000000) + i = t << 2; +#elif(FREQ_SYS == 8000000) + i = t << 1; +#elif(FREQ_SYS == 4000000) + i = t; +#elif(FREQ_SYS == 2000000) + i = t >> 1; +#elif(FREQ_SYS == 1000000) + i = t >> 2; +#else + i = t << 1; +#endif + do + { + __nop(); + } while(--i); +} + +/********************************************************************* + * @fn mDelaymS + * + * @brief mS 延时 + * + * @param t - 时间参数 + * + * @return none + */ +__HIGH_CODE +void mDelaymS(uint16_t t) +{ + uint16_t i; + + for(i = 0; i < t; i++) + { + mDelayuS(1000); + } +} + +#ifdef DEBUG +int _write(int fd, char *buf, int size) +{ + int i; + for(i = 0; i < size; i++) + { +#if DEBUG == Debug_UART0 + while(R8_UART0_TFC == UART_FIFO_SIZE); /* 等待数据发送 */ + R8_UART0_THR = *buf++; /* 发送数据 */ +#elif DEBUG == Debug_UART1 + while(R8_UART1_TFC == UART_FIFO_SIZE); /* 等待数据发送 */ + R8_UART1_THR = *buf++; /* 发送数据 */ +#elif DEBUG == Debug_UART2 + while(R8_UART2_TFC == UART_FIFO_SIZE); /* 等待数据发送 */ + R8_UART2_THR = *buf++; /* 发送数据 */ +#elif DEBUG == Debug_UART3 + while(R8_UART3_TFC == UART_FIFO_SIZE); /* 等待数据发送 */ + R8_UART3_THR = *buf++; /* 发送数据 */ +#endif + } + return size; +} + +#endif + -- cgit v1.2.3