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https://github.com/slsdetectorgroup/slsDetectorPackage.git
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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
// SPDX-License-Identifier: LGPL-3.0-or-other
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// Copyright (C) 2021 Contributors to the SLS Detector Package
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#include "DAC6571.h"
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#include "clogger.h"
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#include "common.h"
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#include "sls/sls_detector_defs.h"
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#include "string.h"
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/* DAC6571 HV DEFINES */
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#define DAC6571_MIN_DAC_VAL (0x0)
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#define DAC6571_MAX_DAC_VAL (0x3FF)
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// defines from the hardware
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int DAC6571_HardMaxVoltage = 0;
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char DAC6571_DriverFileName[MAX_STR_LENGTH];
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void DAC6571_SetDefines(int hardMaxV, char *driverfname) {
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LOG(logINFOBLUE, ("Configuring High Voltage to %s (hard max: %dV)\n",
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driverfname, hardMaxV));
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DAC6571_HardMaxVoltage = hardMaxV;
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memset(DAC6571_DriverFileName, 0, MAX_STR_LENGTH);
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strcpy(DAC6571_DriverFileName, driverfname);
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}
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int DAC6571_Set(int val) {
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LOG(logDEBUG1, ("Setting high voltage to %d\n", val));
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if (val < 0)
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return FAIL;
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int dacvalue = 0;
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// convert value
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ConvertToDifferentRange(0, DAC6571_HardMaxVoltage, DAC6571_MIN_DAC_VAL,
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DAC6571_MAX_DAC_VAL, val, &dacvalue);
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LOG(logINFO, ("\t%dV (dacval %d)\n", val, dacvalue));
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#ifndef VIRTUAL
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// open file
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FILE *fd = fopen(DAC6571_DriverFileName, "w");
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if (fd == NULL) {
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LOG(logERROR,
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("Could not open file %s for writing to set high voltage\n",
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DAC6571_DriverFileName));
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return FAIL;
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}
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// convert to string, add 0 and write to file
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fprintf(fd, "%d\n", dacvalue);
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fclose(fd);
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#endif
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return OK;
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}
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