109 lines
2.0 KiB
C
109 lines
2.0 KiB
C
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/*
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* @Description:
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* @Version: 1.0
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* @Author: lzc
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* @Date: 2023-01-30 16:10:16
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* @LastEditors: lzc
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* @LastEditTime: 2023-08-15 16:52:44
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*/
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#include "main.h"
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#include "drv_SGM58031.h"
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// THUMB指令不支持汇编内联
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// 采用如下方法实现执行汇编指令WFI
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__asm void WFI_SET(void)
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{
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WFI;
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}
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// 关闭所有中断(但是不包括fault和NMI中断)
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__asm void INTX_DISABLE(void)
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{
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CPSID I
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BX LR
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}
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// 开启所有中断
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__asm void INTX_ENABLE(void)
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{
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CPSIE I
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BX LR
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}
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// 设置栈顶地址
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// addr:栈顶地址
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__asm void MSR_MSP(u32 addr)
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{
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MSR MSP, r0 // set Main Stack value
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BX r14
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}
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void System_Init(void)
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{
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// SystemInit();
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RCC_Configuration(SYSTEM_CLOCK_FRQ);
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delay_init(SYSTEM_CLOCK_FRQ);
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uart_init(115200);
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uart_init_2(115200);
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TIM2_Int_Init(100 - 1, (SYSTEM_CLOCK_FRQ * 10) - 1);
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TIM3_Int_Init(100 - 1, (SYSTEM_CLOCK_FRQ * 10) - 1);
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TIM4_Int_Init(100 - 1, (SYSTEM_CLOCK_FRQ * 10) - 1);
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TIM5_Int_Init(100 - 1, (SYSTEM_CLOCK_FRQ * 10) - 1);
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TIM7_Int_Init(100 - 1, (SYSTEM_CLOCK_FRQ * 10) - 1);
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GPIO_Set_Init();
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WIFI_Reset();
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EXTI_Set_Init();
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ADC_configuration();
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EN25QXX_Init();
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// SysTick_Init();
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// 串口接收IRQ
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TIM_Cmd(TIM4, ENABLE);
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// 串口接收IRQ
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TIM_Cmd(TIM7, ENABLE);
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}
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void wait(char num)
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{
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for (char i = 0; i < num; i++)
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{
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LED_B = 0;
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delay_ms(100);
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LED_B = 1;
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delay_ms(100);
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}
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LED_B = 0;
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USART_RX_Length = 0; // 状态寄存器清空
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}
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uint8_t flashWrite(uint8_t *data, uint_fast8_t length)
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{
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static uint8_t buffer;
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uint16_t temp, i;
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uint_fast8_t index;
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uint32_t flashPtr1;
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if (length == 0)
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return 0;
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flashPtr1 = FlashPtr;
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FLASH_Unlock();
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index = 0;
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do
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{
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if (flashPtr1 & 1)
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{
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flashPtr1--;
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temp = buffer;
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}
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else
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{
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temp = data[index++];
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};
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temp |= data[index++] << 8;
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FLASH_ProgramHalfWord(flashPtr1, temp);
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flashPtr1 += sizeof(uint16_t);
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} while ((length - index) >= 2);
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for (i = 0; i < length; i++) // 读出flash校验是否写错
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{
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if (data[i] != *(uint8_t *)(FlashPtr + i))
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return 1; // 有错
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}
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FLASH_Lock();
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FlashPtr += length;
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return 0;
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}
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