示例#1
0
uint8_t Intel8255::readPortC(void) {
    latchOutPortC =
        (latchOutPortC   &   portCWriteMask ) +
        (      inPortC() & (~portCWriteMask));
    return latchOutPortC;
}
示例#2
0
static inline unsigned char FPGACommandRecv(void) {
    outPortC(0x80, bmBIT0);
    return inPortC(bmBIT1);
}