STC micro STC8A8K64D4 Series - Page 491

STC8A8K64D4 Series Manual
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for(i=0; i<64; i++)
SaveTmp[i] = T_StringD[i]; //Read the default value
}
else PrintString1(" 上电读取 3 个扇区数据均正确 !\r\n"); //UART1 send a string prompt
if((status & 0x01) == 0) // If sector 0 is wrong, write default value
{
if(SaveRecord(0x0000) == 0)
PrintString1("write a sector0 正确 !\r\n"); // Writing record 0 sector is correct
else
PrintString1("write a sector0 错误 !\r\n"); // Writing record 0 sector is wrong
}
if((status & 0x02) == 0) // If sector 1 is wrong, write default value
{
if(SaveRecord(0x0200) == 0)
PrintString1("write a sector1 正确 !\r\n"); // Writing record 1 sector is correct
else
PrintString1("write a sector1 错误 !\r\n"); // Writing record 1 sector is wrong
}
if((status & 0x04) == 0) // If sector 2 is wrong, write default value
{
if(SaveRecord(0x0400) == 0)
PrintString1("write a sector2 正确 !\r\n"); // Writing record 2 sector is correct
else
PrintString1("write a sector2 错误 !\r\n"); // Writing record 2 sector is wrong
}
while(1)
{
if(cmd != 0) // There is UART commands
{
if((cmd >= 'a') && (cmd <= 'z'))
cmd -= 0x20; // lowercase to uppercase
if(cmd == 'E') //PC requests to erase a sector
{
PassWord = D_PASSWORD; //given password
EEPROM_SectorErase(0x0000); //Erase a sector
PassWord = D_PASSWORD; //given password
EEPROM_SectorErase(0x0200); //Erase a sector
PassWord = D_PASSWORD; //given password
EEPROM_SectorErase(0x0400); //Erase a sector
PrintString1(" 扇区擦除完成 !\r\n");
}
else if(cmd == 'W') //PC request to write 64 bytes data to EEPROM
{
for(i=0; i<64; i++)
SaveTmp[i] = T_StringW[i]; //write value
if(SaveRecord(0x0000) == 0)
PrintString1("write a sector0 正确 !\r\n"); // Writing record 0 sector is correct
else
PrintString1("write a sector0 错误 !\r\n"); // Writing record 0 sector is wrong
if(SaveRecord(0x0200) == 0)
PrintString1("write a sector1 正确 !\r\n"); // Writing record 1 sector is correct
else
PrintString1("write a sector1 错误 !\r\n"); // Writing record 1 sector is wrong