Pepper-computer Modular Computers RS485 User Manual download pdf (Page 133)

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SMART I/O User’s ManualChapter 4 Digital Modules

4.3.8.8 SMREL1SetLed

Syntax

error_code SMREL1SetLed(u_int8 PortNr,

u_int8 *buffer);

Description

This function sets the status of the User LED on the port PortNr with the

contents of the buffer. If a bit is set to 0 then the LED is OFF otherwise it is

ON.

Input

u_int8 PortNr

SM-Port number to write data

u_int8 *buffer

Pointer to buffer where data is stored

Output

error_code SUCCESS

E_BMODE

if the module is unknown

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

Technical Manual Error Codes Section).

Example

RetVal = SMREL1SetLed(0, buffer);

1 2 ... 128 129 130 131 132 133 134 135 136 137 138 ... 319 320

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