KEPCO KLP Series Developers Guide, Rev 3 - Manual (Page 66)

5-4
KLP-DEV 041213
FIGURE 5-1. EXAMPLE 1: SETTING VOLTAGE AND CURRENT
#include
#include
#include "kp_klp.h"
/* Order of the H files is important.
visa.h uses some of the formation functions
kp:klp.h needs definitions from vias.h to compile correctly
***** end of required h files */
Void main{
/* call function to set power supply to 15 volts at 12 amperes */
Set_powersupply(15,12);
}
/* function Set_powersupply
Sets power supply to the supplied voltage and current.
Also sets the output on as setting to a voltage and current
implies output being placed on */
ViStatus Set_powersupply (ViReal64 voltage, ViReal64 current){
ViByte ps_type;
ViSession KLP_Session;
ViStatus power_supply_status = VI_SUCCESS;
/* select one of the following ViChar id_str{}strings depending upon port to be used and
comment out the rest */
ViChar id_str{}="GPIB::06::INSTR"; // change 06 to the GPIB address of unit.
/* For LAN ports ( - change 192.168.0.100 to IP address found via front panel interface
*/
ViChar id_str()="TCIP::192.168.0.100::INSTR"; // VXI-11 instrument- via LAN port 1024
ViChar id_str()="TCIP::i92.168.0.100::5025::SOCKET"; // SCPI-RAW port (5025) LAN instrument
/* For RS 232 change 0 to actual communications port in use */
ViChar id_str()="ASRL0::INSTR"; // serial port
if (
(power_supply_status = Kpklp_init ( &id_str, 1, &ps_type, &KLP_Session)) !=Visuccess)
return (power_supply_status); // could not open power supply
/* init the power supply operation
Power supply handle is now created if unit is KLP
************************************/
Kpklp_Set_Volt_Curr (KLP_Session, voltage, current); //voltage and current
/*
The above function sets both the voltage and current setpoint of the power supply
*/
Kpklp_OutputOnOff ( KLP_Session, 1); // output on
Kpklp_close(&KLP_Session); // free up memory and close VISA session
return (power_supply_status);
} // end of main
// if not created as a project, include the driver code at end of program
#include "Kp_klp.c"