Gx5732SetPortBit

Purpose

Writes a specific bit of data to a port channel.

Syntax

Gx5732SetPortBit (nHandle, nPort, nBit, ucValue, pnStatus)

Parameters

Name
Type
Description
nHandle
SHORT
Handle to a GX5732 board.
nPort
SHORT
Digital I/O port number:
0. GX5732_PORT0: Port 0.
1. GX5732_PORT1: Port 1.
2. GX5732_PORT2: Port 2.
3. GX5732_PORT3: Port 3.
4. GX5732_PORT4: Port 4.
5. GX5732_PORT5: Port 5.
6. GX5732_PORT6: Port 6.
nBit
SHORT
Port channel number: 0 to 31.
ucValue
BYTE
Channel value: 0 for low state and 1 for hi state.
pnStatus
PSHORT
Returned status: 0 on success, negative number on failure.

Comments

Only bit that reside in a group set to output direction will be written.

Use the Gx5732GetPortBit to read data from a port bit.

Example

The following example set port 1, bit 30 value to hi state:

 

Gx5732GetPort (nHandle, GX5732_PORT1, 30, 1, &nStatus);

 

See Also

Gx5732GetPortBit, Gx5732SetPortByte, Gx5732SetPortWord, Gx5732SetPort