AAEON PFM-HDS - Manual (Page 105)

P C / 1 0 4 M o d u l e P F M - H D S
Appendix E Digital I/O Ports E -8
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Boolean SIOBitRead(byte LDN, byte Register, byte BitNum) {
Byte TmpValue;
SIOEnterMBPnPMode();
SIOSelectLDN(LDN);
IOWriteByte(SIOIndex, Register);
TmpValue = IOReadByte(SIOData);
TmpValue &= (1 << BitNum);
SIOExitMBPnPMode();
If(TmpValue == 0)
Return 0;
Return 1;
}
VOID ConfigDioMode(byte PinBit, byte Mode) {
Byte TmpValue;
SIOEnterMBPnPMode();
SIOSelectLDN(DIOLDN);
IOWriteByte(SIOIndex, DirReg);
TmpValue = IOReadByte(SIOData);
TmpValue |= (Mode << PinBit);
IOWriteByte(SIOData, DirReg);
SIOExitMBPnPMode();
}
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