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////////////////////////////////////
////////////////////////////////////
int avrisp() {
uint8_t data, low, high;
uint8_t ch = getch();
switch (ch) {
case '0': // signon
empty_reply();
break;
case '1':
if (getch() == CRC_EOP) {
Serial.print((char) STK_INSYNC);
Serial.print("AVR ISP");
Serial.print((char) STK_OK);
}
break;
case 'A':
get_version(getch());
break;
case 'B':
readbytes(20);
set_parameters();
empty_reply();
break;
case 'E': // extended parameters - ignore for now
readbytes(5);
empty_reply();
break;
case 'P':
start_pmode();
empty_reply();
break;
case 'U':
here = getch() + 256 * getch();
empty_reply();
break;
case 0x60: //STK_PROG_FLASH
low = getch();
high = getch();
empty_reply();
break;
case 0x61: //STK_PROG_DATA
data = getch();
empty_reply();
break;
case 0x64: //STK_PROG_PAGE
program_page();
break;
case 0x74: //STK_READ_PAGE
read_page();
break;
case 'V':
universal();
break;
case 'Q':
error=0;
end_pmode();
empty_reply();
break;
case 0x75: //STK_READ_SIGN
read_signature();
break;
// expecting a command, not CRC_EOP
// this is how we can get back in sync
case CRC_EOP:
Serial.print((char) STK_NOSYNC);
break;
// anything else we will return STK_UNKNOWN
default:
if (CRC_EOP == getch())
Serial.print((char)STK_UNKNOWN);
else
Serial.print((char)STK_NOSYNC);
}
}