55 lines
1.3 KiB
C
Executable File

#include "DAC6571.h"
#include "clogger.h"
#include "common.h"
#include "sls_detector_defs.h"
#include "string.h"
/* DAC6571 HV DEFINES */
#define DAC6571_MIN_DAC_VAL (0x0)
#define DAC6571_MAX_DAC_VAL (0x3FF)
// defines from the hardware
int DAC6571_HardMaxVoltage = 0;
char DAC6571_DriverFileName[MAX_STR_LENGTH];
void DAC6571_SetDefines(int hardMaxV, char* driverfname) {
FILE_LOG(logINFOBLUE, ("Configuring High Voltage to %s (hard max: %dV)\n", driverfname, hardMaxV));
DAC6571_HardMaxVoltage = hardMaxV;
memset(DAC6571_DriverFileName, 0, MAX_STR_LENGTH);
strcpy(DAC6571_DriverFileName, driverfname);
}
int DAC6571_Set (int val) {
FILE_LOG(logDEBUG1, ("Setting high voltage to %d\n", val));
if (val < 0)
return FAIL;
int dacvalue = 0;
// convert value
ConvertToDifferentRange(0, DAC6571_HardMaxVoltage,
DAC6571_MIN_DAC_VAL, DAC6571_MAX_DAC_VAL,
val, &dacvalue);
FILE_LOG(logINFO, ("\t%dV (dacval %d)\n", val, dacvalue));
//open file
FILE* fd=fopen(DAC6571_DriverFileName,"w");
if (fd==NULL) {
FILE_LOG(logERROR, ("Could not open file %s for writing to set high voltage\n", DAC6571_DriverFileName));
return FAIL;
}
//convert to string, add 0 and write to file
fprintf(fd, "%d\n", dacvalue);
fclose(fd);
return OK;
}