STC micro STC8A8K64D4 Series - Page 867

STC8A8K64D4 Series Manual
- 851 -
void CommInit(void)
{
UartRecvStep = 0;
TimeOut = 20;
UartReceived = FALSE;
}
// Send serial communication packets
void CommSend(BYTE size)
{
WORD sum;
BYTE i;
UartSend(0x46);
UartSend(0xb9);
UartSend(0x6a);
UartSend(0x00);
sum = size + 6 + 0x6a;
UartSend(size + 6);
for (i=0; i<size; i++)
{
sum += UartSend(TxBuffer[i]);
}
UartSend(HIBYTE(sum));
UartSend(LOBYTE(sum));
UartSend(0x16);
while (UartBusy);
CommInit();
}
// 对 STC15H Series of chips for ISP download
BOOL Download(BYTE *pdat, long size)
{
BYTE arg;
BYTE offset;
BYTE cnt;
WORD addr;
// Shake hands
CommInit();
while (1)
{
if (UartRecvStep == 0)
{
UartSend(0x7f);
DelayXms(10);
}
if (UartReceived)
{
arg = RxBuffer[4];
if (RxBuffer[0] == 0x50) break;
return FALSE;
}
}
// Set parameters (set the parameters such as the highest baud rate used by the slave chip and erase wait time)
TxBuffer[0] = 0x01;