7.5.3 Smart Star Digital I/O Card Function Calls
int digIn(int channel);
Reads the state of a digital input channel (IN0–IN15, IN8–IN15 is not available on all versions of the
Digital I/O Card).
PARAMETER
channel is the digital input channel to read. channel should be passed as
channel = (slotnumber * 128) + (channelnumber)
or
channel = ChanAddr(slotnumber, channelnumber)
where slotnumber is 0–6, and channelnumber is 0–15.
RETURN VALUE
The state of the digital input channel, 0 or 1.
SEE ALSO
digBankIn , digOut , digBankOut
int digBankIn(int bank);
Reads the state of Bank 0 or Bank 2 (if installed) digital input channels—Bank 0 consists of IN0–IN7
and Bank 2 consists of IN8–IN15.
PARAMETER
bank is the bank of digital input channels to read. bank should be passed as
bank = (slotnumber * 16) + (banknumber)
or
bank = BankAddr(slotnumber, banknumber)
where slotnumber is 0–6, and banknumber is 0 or 2.
RETURN VALUE
An input value in the lower byte, where each bit corresponds to one channel.
SEE ALSO
digIn , digOut , digBankOut
80
Smart Star Digital I/O Cards (SR9200)
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