Pepper-computer Modular Computers RS485 Manual do Utilizador descarregar pdf (Página 225)

100

101

SMART I/O User’s Manual

Chapter 5 Analog Modules

5.3.8.3 SMADCCalibrate

Syntax

error_code SMADCCalibrate(u_int8 PortNr);

Description

This function signals the HW task that a calibration cycle has to be started

for the SM-THERM at slot PortNr. It is performed automatically when the

module is initialised and may be called at any time (if the sensor for example

is moved to a different location with different temperature ranges). All 4

channels of the module will be calibrated simultaneously.

Input

u_int8 PortNr

Port number of module to calibrate

(from 0 to 10)

Output

error_code SUCCESS

E_MNF

If wrong type of module or no

module is fitted on the selected port

or standard OS-9 error code (refer to the OS-9

Technical Manual Error Codes Section).

Example

RetVal = SMADCCalibrate(0);

1 2 ... 220 221 222 223 224 225 226 227 228 229 230 ... 319 320

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