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MCU_SWM221/SLEEP/SimplSLEEP_PinWakeup/APP/main.c

158 lines
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第一次上传MCU代码
3 weeks ago
#include "SWM221.h"
/* ע<>⣺
* оƬ<EFBFBD><EFBFBD> ISP<EFBFBD><EFBFBD>SWD <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>裬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߹<EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߹<EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ŵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*
* <EFBFBD><EFBFBD>Ҫע<EFBFBD><EFBFBD>FLASH<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD><EFBFBD>ģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>ȴ<EFBFBD>20uSʱ<EFBFBD>䣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD>ߺ󣬲<EFBFBD><EFBFBD>ܷ<EFBFBD><EFBFBD><EFBFBD>FLASH,<EFBFBD><EFBFBD><EFBFBD>Խ<EFBFBD><EFBFBD>뻽<EFBFBD>Ѻ͵ȴ<EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>RAM<EFBFBD><EFBFBD>ִ<EFBFBD>С<EFBFBD>
*/
extern void EnterSleepMode(void) ;
void gpio_outhigh(void); //GPIO<49><4F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,GPIO<49><4F><EFBFBD><EFBFBD><EFBFBD>߽<EFBFBD><DFBD>͹<EFBFBD><CDB9><EFBFBD>,Ӧ<><D3A6><EFBFBD>и<EFBFBD><D0B8><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IO״̬
int main(void)
{
uint32_t i;
for(i = 0; i < SystemCoreClock/2; i++) __NOP();//<2F><>ֹ<EFBFBD><D6B9><EFBFBD>Թ<EFBFBD><D4B9><EFBFBD><EFBFBD>п<EFBFBD><D0BF><EFBFBD>
SystemInit();
GPIO_Init(GPIOA, PIN5, 1, 0, 0, 0); //<2F><> LED<45><44>ָʾ<D6B8><CABE><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4>״̬
GPIO_SetBit(GPIOA, PIN5); //<2F><><EFBFBD><EFBFBD>LED
GPIO_Init(GPIOA, PIN4, 0, 1, 0, 0); //<2F>Ӱ<EFBFBD><D3B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
SYS->PAWKEN |= (1 << PIN4); //<2F><><EFBFBD><EFBFBD>PA4<41><34><EFBFBD>ŵ͵<C5B5>ƽ<EFBFBD><C6BD><EFBFBD><EFBFBD>
SYS->RCCR |= SYS_RCCR_LON_Msk; //<2F><><EFBFBD><EFBFBD>ģʽʹ<CABD>õ<EFBFBD>Ƶʱ<C6B5><CAB1>
while(1==1)
{
GPIO_SetBit(GPIOA, PIN5); //<2F><><EFBFBD><EFBFBD>LED
for(int i = 0; i < SystemCoreClock/8; i++) __NOP();
GPIO_ClrBit(GPIOA, PIN5); //Ϩ<><CFA8>LED
Flash_Param_at_xMHz(72);
switchToHRC();//<2F><><EFBFBD><EFBFBD>ǰ<EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD>ڲ<EFBFBD>RCʱ<43>ӣ<EFBFBD><D3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͹<EFBFBD><CDB9><EFBFBD>ģʽ֮<CABD><D6AE><EFBFBD>Զ<EFBFBD><D4B6>л<EFBFBD><D0BB><EFBFBD><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>Ƶʱ<C6B5><CAB1>
SYS->XTALCR&= ~((1 << SYS_XTALCR_ON_Pos) | (1 << SYS_XTALCR_DET_Pos) );//<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD>͹<EFBFBD><CDB9><EFBFBD>
SYS->PLLCR &= ~(1<< SYS_PLLCR_OUTEN_Pos) ;
SYS->PLLCR |= (1<< SYS_PLLCR_PWRDN_Pos) ;//<2F>ر<EFBFBD>PLL,<2C><><EFBFBD>͹<EFBFBD><CDB9><EFBFBD>
SYS->CLKEN0 &=~ (1 << SYS_CLKEN0_ANAC_Pos); //<2F>ر<EFBFBD>ģ<EFBFBD><C4A3>ģ<EFBFBD><C4A3>ʱ<EFBFBD>ӽ<EFBFBD>ʡ<EFBFBD><CAA1><EFBFBD><EFBFBD>--<2D><><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>
gpio_outhigh(); //IOû<4F><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD><C2A3><EFBFBD>GPIO<49><4F><EFBFBD><EFBFBD><EFBFBD>߹<EFBFBD><DFB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
EnterSleepMode();//<2F><>SRAM<41>н<EFBFBD><D0BD><EFBFBD>sleep,<2C>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>
SYS->CLKEN0 |=(1 << SYS_CLKEN0_ANAC_Pos);
switchOnPLL(3,2,15);//<2F><><EFBFBD>Ѻ<EFBFBD><D1BA>л<EFBFBD><D0BB><EFBFBD>PLLʱ<4C><CAB1>
switchToDIV(SYS_CLK_PLL, SYS_CLK_DIV_1);
SystemCoreClockUpdate();
Flash_Param_at_xMHz(CyclesPerUs);
}
}
void gpio_outhigh(void)
{
SYS->CLKEN0 |= (0x01 << SYS_CLKEN0_GPIOA_Pos);
SYS->CLKEN0 |= (0x01 << SYS_CLKEN0_GPIOB_Pos);
SYS->CLKEN0 |= (0x01 << SYS_CLKEN0_GPIOC_Pos);
GPIO_Init(GPIOA ,0 ,1,0, 0, 0);//set gpio out modle
GPIO_Init(GPIOA ,1 ,1,0, 0, 0);
GPIO_Init(GPIOA ,2 ,1,0, 0, 0);
GPIO_Init(GPIOA ,3 ,1,0, 0, 0);
// GPIO_Init(GPIOA ,4 ,1,0, 0, 0);
// GPIO_Init(GPIOA ,5 ,1,0, 0, 0);
GPIO_Init(GPIOA ,6 ,1,0, 0, 0);
GPIO_Init(GPIOA ,7 ,1,0, 0, 0);
GPIO_Init(GPIOA ,8 ,1,0, 0, 0);
GPIO_Init(GPIOA ,9 ,1,0, 0, 0);
GPIO_Init(GPIOA ,10,1,0, 0, 0);
GPIO_Init(GPIOA ,11,1,0, 0, 0);
GPIO_Init(GPIOA ,12,1,0, 0, 0);
GPIO_Init(GPIOA ,13,1,0, 0, 0);
GPIO_Init(GPIOA ,14,1,0, 0, 0);
GPIO_Init(GPIOA ,15,1,0, 0, 0);
GPIO_Init(GPIOB ,0 ,1,0, 0, 0);
GPIO_Init(GPIOB ,1 ,1,0, 0, 0);
GPIO_Init(GPIOB ,2 ,1,0, 0, 0);
GPIO_Init(GPIOB ,3 ,1,0, 0, 0);
GPIO_Init(GPIOB ,4 ,1,0, 0, 0);
GPIO_Init(GPIOB ,5 ,1,0, 0, 0);
GPIO_Init(GPIOB ,6 ,1,0, 0, 0);
GPIO_Init(GPIOB ,7 ,1,0, 0, 0);
GPIO_Init(GPIOB ,8 ,1,0, 0, 0);
GPIO_Init(GPIOB ,9 ,1,0, 0, 0);
GPIO_Init(GPIOB ,10,1,0, 0, 0);
GPIO_Init(GPIOB ,11,1,0, 0, 0);
GPIO_Init(GPIOB ,12,1,0, 0, 0);
GPIO_Init(GPIOB ,13,1,0, 0, 0);
GPIO_Init(GPIOB ,14,1,0, 0, 0);
GPIO_Init(GPIOB ,15,1,0, 0, 0);
GPIO_Init(GPIOC ,0 ,1,0, 0, 0);
GPIO_Init(GPIOC ,1 ,1,0, 0, 0);
GPIO_Init(GPIOC ,2 ,1,0, 0, 0);
GPIO_Init(GPIOC ,3 ,1,0, 0, 0);
GPIO_Init(GPIOC ,4 ,1,0, 0, 0);
GPIO_Init(GPIOC ,5 ,1,0, 0, 0);
GPIO_Init(GPIOC ,6 ,1,0, 0, 0);
GPIO_Init(GPIOC ,7 ,1,0, 0, 0);
GPIO_Init(GPIOC ,8 ,1,0, 0, 0);
GPIO_Init(GPIOC ,9 ,1,0, 0, 0);
GPIO_Init(GPIOC ,10,1,0, 0, 0);
GPIO_Init(GPIOC ,11,1,0, 0, 0);
GPIO_Init(GPIOC ,12,1,0, 0, 0);
GPIO_Init(GPIOC ,13,1,0, 0, 0);
GPIO_Init(GPIOC ,14,1,0, 0, 0);
GPIO_Init(GPIOC ,15,1,0, 0, 0);
GPIO_SetBits( GPIOA,0, 16); //set gpio 0-gpio15 out high
GPIO_SetBits( GPIOB,0, 16);
GPIO_SetBits( GPIOC,0, 16);
}
void SerialInit(void)
{
UART_InitStructure UART_initStruct;
PORT_Init(PORTA, PIN0, PORTA_PIN0_UART0_RX, 1); //GPIOA.0<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 RXD
PORT_Init(PORTA, PIN1, PORTA_PIN1_UART0_TX, 0); //GPIOA.1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 TXD
UART_initStruct.Baudrate = 57600;
UART_initStruct.DataBits = UART_DATA_8BIT;
UART_initStruct.Parity = UART_PARITY_NONE;
UART_initStruct.StopBits = UART_STOP_1BIT;
UART_initStruct.RXThreshold = 3;
UART_initStruct.RXThresholdIEn = 0;
UART_initStruct.TXThreshold = 3;
UART_initStruct.TXThresholdIEn = 0;
UART_initStruct.TimeoutTime = 10;
UART_initStruct.TimeoutIEn = 0;
UART_Init(UART0, &UART_initStruct);
UART_Open(UART0);
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: fputc()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: printf()ʹ<EFBFBD>ô˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ʵĴ<EFBFBD><EFBFBD>ڴ<EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: int ch Ҫ<EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
* FILE *f <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
int fputc(int ch, FILE *f)
{
UART_WriteByte(UART0, ch);
while(UART_IsTXBusy(UART0));
return ch;
}