Set device channel attribute value

Functions
int32_t	VkDaqSetChannelAttribute (const char *chan, const char *attrName, const char *attrValue)
	Set device channel attribute value.

Detailed Description

Function Documentation

VkDaqSetChannelAttribute()

int32_t VkDaqSetChannelAttribute	(	const char *	chan,
		const char *	attrName,
		const char *	attrValue
	)

Set device channel attribute value.

data type	parameter	describe
const char*	chan	Channel name., such as "dev1/AIN1", "dev1/MIN1", "dev1/DIN1", "dev1/AOUT1", etc.
const char*	attrName	Attribute name.
const char*	attrValue	Attribute values.

Returns

On success, return value >= 0.

On failure, returns a negative error number.For detail, please Call VkDaqGetLastErrorInfo

Note

For detailed information about channel properties, please refer to the property reference of the corresponding acquisition card below:

1. VP8388_VP8384_Channel_Attributes

2. VK7016_VK7018_Channel_Attributes

3. VP6068_Channel_Attributes

C language reference

#include <stdio.h>
#include "libvkdaq.h"
 
int main(int argc, char* argv[])
{
    const char* chan = "dev1/AIN1";
    const char* attrName = "InputType"; 
    const char* attrValue = "SingleEnded";
 
    int32_t result = VkDaqSetChannelAttribute(chan, attrName, attrValue);  
 
    if (result >= 0) {
        printf("Successful\n");
    }
    else {
        printf("Failed\n");
    }
 
    return 0;
}