Smadcreadconverted - PEP Modular Computers Modular Computers RS485 User Manual

SMART I/O User's Manual

5.2.8.17 SMADCReadConverted

Syntax
error_code SMADCReadConverted(u_int8 PortNr, u_int8
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
RetVal = SMADCReadConverted(0, 1, &Buffer);
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channel, double *pBuffer);
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
SUCCESS
If wrong type of module or no module
E_MNF
is fitted on the selected port
If wrong channel number is specified
E_PARAM
E_NOTRDY If no data is available at the moment or
the sensor is defect or values are
returned that cannot be converted
- wait or poll the input or check sensor.
or standard OS-9 error code (refer to the OS-9
Technical Manual Error Codes Section).
©1996 PEP Modular Computers GmbH
Chapter 5 Analog Modules
March 12, 1996