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84 lines
2.0 KiB
C

#include "SWM221.h"
#include <string.h>
#include "GD25Q21.h"
#define EEPROM_ADDR 0x008000
uint8_t WrBuff[20] = {0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D,
0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27};
uint8_t RdBuff[20] = {0};
void SerialInit(void);
int main(void)
{
uint32_t i;
SystemInit();
SerialInit();
GD25Q21_Init();
GD25Q21_EraseSector(EEPROM_ADDR);
while(GD25Q21_IsBusy()) __NOP(); // 等待擦除操作完成
GD25Q21_ReadData(EEPROM_ADDR, RdBuff, 20);
printf("\r\nAfter Erase: \r\n");
for(i = 0; i < 20; i++) printf("0x%02X, ", RdBuff[i]);
/* 1线读 */
GD25Q21_WritePage(EEPROM_ADDR, WrBuff, 20);
while(GD25Q21_IsBusy()) __NOP(); // 等待写入操作完成
GD25Q21_ReadData(EEPROM_ADDR, RdBuff, 20);
printf("\r\nAfter Write: \r\n");
for(i = 0; i < 20; i++) printf("0x%02X, ", RdBuff[i]);
while(1==1)
{
}
}
void SerialInit(void)
{
UART_InitStructure UART_initStruct;
PORT_Init(PORTA, PIN0, PORTA_PIN0_UART0_RX, 1); //GPIOA.0配置为UART0 RXD
PORT_Init(PORTA, PIN1, PORTA_PIN1_UART0_TX, 0); //GPIOA.1配置为UART0 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);
}
/******************************************************************************************************************************************
* 函数名称: fputc()
* 功能说明: printf()使用此函数完成实际的串口打印动作
* 输 入: int ch 要打印的字符
* FILE *f 文件句柄
* 输 出: 无
* 注意事项: 无
******************************************************************************************************************************************/
int fputc(int ch, FILE *f)
{
UART_WriteByte(UART0, ch);
while(UART_IsTXBusy(UART0));
return ch;
}