Download FR-2017 Analog Input Module User Manual

3.1.3.
i8172_ReadAI_Ch
Retrieve the analog data converted to a float value from the specified channel.
Syntax
short i8172_ReadAI_Ch(int slot,int port, int group, short bitMode,short
typeCode, short chIndex, float* aiFloat);
Parameters
slot: 0 ~ 7
port: 0 or 1
group: 8 ~ 15
bitMode:
12: 12-bit resolution
16: 16-bit resolution
typeCode: The measurement range
chIndex: The channel number
*aiFloat: The receiving analog data
Return Values
If the function succeeds, the return value is the unit of time ms of the
specified channel.