Chapter 5 Analog Modules | SMART I/O User’s Manual | |||
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5.3.8.17SMADCReadConverted
Syntax
error_code SMADCReadConverted(u_int8 PortNr, u_int8 channel, double *pBuffer);
Description
This function reads the converted value of the last AD Conversion and stores the value in degrees Celcius in a user defined buffer. The user has to take care that the buffer is large enough to store the data.
Input
u_int8 PortNr
u_int8 channel double *pBuffer
Output
error_code
Example
Port number from which the input is read (from 0 to 10)
Number of the channel to be read (0 to 3) Pointer to a user defined buffer
If wrong type of module or no module is fitted on the selected port
If wrong channel number is specified If no data is available at the moment or the sensor is defect.
- wait or poll the input or check sensor or standard
5
RetVal = SMADCReadConverted(0, 1, &Buffer);
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March 12, 1996 | ©1996 PEP Modular Computers GmbH | Page 5 - 83 | |
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