src/hardware/scpi-pps/profiles.c

   1 /*
   2  * This file is part of the libsigrok project.
   3  *
   4  * Copyright (C) 2014 Bert Vermeulen <bert@biot.com>
   5  * Copyright (C) 2015 Google, Inc.
   6  * (Written by Alexandru Gagniuc <mrnuke@google.com> for Google, Inc.)
   7  *
   8  * This program is free software: you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation, either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #include <string.h>
  23 #include <strings.h>
  24 #include "protocol.h"
  25
  26 #define CH_IDX(x) (1 << x)
  27 #define FREQ_DC_ONLY {0, 0, 0}
  28
  29 static const char *pps_vendors[][2] = {
  30         { "RIGOL TECHNOLOGIES", "Rigol" },
  31         { "HEWLETT-PACKARD", "HP" },
  32         { "PHILIPS", "Philips" },
  33         { "Chroma ATE", "Chroma" },
  34         { "Agilent Technologies", "Agilent" },
  35 };
  36
  37 SR_PRIV const char *get_vendor(const char *raw_vendor)
  38 {
  39         unsigned int i;
  40
  41         for (i = 0; i < ARRAY_SIZE(pps_vendors); i++) {
  42                 if (!strcasecmp(raw_vendor, pps_vendors[i][0]))
  43                         return pps_vendors[i][1];
  44         }
  45
  46         return raw_vendor;
  47 }
  48
  49 static const uint32_t devopts_none[] = { };
  50
  51 /* Agilent/Keysight N5700A series */
  52 static const uint32_t agilent_n5700a_devopts[] = {
  53         SR_CONF_CONTINUOUS | SR_CONF_SET,
  54 };
  55
  56 static const uint32_t agilent_n5700a_devopts_cg[] = {
  57         SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
  58         SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
  59         SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
  60         SR_CONF_VOLTAGE | SR_CONF_GET,
  61         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
  62         SR_CONF_CURRENT | SR_CONF_GET,
  63         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
  64 };
  65
  66 static const struct channel_spec agilent_n5767a_ch[] = {
  67         { "1", { 0, 60, 0.0001 }, { 0, 25, 0.1 }, FREQ_DC_ONLY },
  68 };
  69
  70 static const struct channel_group_spec agilent_n5767a_cg[] = {
  71         { "1", CH_IDX(0), PPS_OVP | PPS_OCP },
  72 };
  73
  74 /*
  75  * TODO: OVER_CURRENT_PROTECTION_ACTIVE status can be determined by the OC bit
  76  * in STAT:QUES:EVEN?, but this is not implemented.
  77  */
  78 static const struct scpi_command agilent_n5700a_cmd[] = {
  79         { SCPI_CMD_REMOTE, "SYST:COMM:RLST REM" },
  80         { SCPI_CMD_LOCAL, "SYST:COMM:RLST LOC" },
  81         { SCPI_CMD_GET_MEAS_VOLTAGE, ":MEAS:VOLT?" },
  82         { SCPI_CMD_GET_MEAS_CURRENT, "MEAS:CURR?" },
  83         { SCPI_CMD_GET_VOLTAGE_TARGET, ":SOUR:VOLT?" },
  84         { SCPI_CMD_SET_VOLTAGE_TARGET, ":SOUR:VOLT %.6f" },
  85         { SCPI_CMD_GET_CURRENT_LIMIT, ":SOUR:CURR?" },
  86         { SCPI_CMD_SET_CURRENT_LIMIT, ":SOUR:CURR %.6f" },
  87         { SCPI_CMD_GET_OUTPUT_ENABLED, ":OUTP:STAT?" },
  88         { SCPI_CMD_SET_OUTPUT_ENABLE, ":OUTP ON" },
  89         { SCPI_CMD_SET_OUTPUT_DISABLE, ":OUTP OFF" },
  90         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":VOLT:PROT?" },
  91         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":VOLT:PROT %.6f" },
  92         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED, ":CURR:PROT:STAT?" },
  93         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE, ":CURR:PROT:STAT ON?"},
  94         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE, ":CURR:PROT:STAT OFF?"},
  95         /* Current limit (CC mode) and OCP are set using the same command. */
  96         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD, ":SOUR:CURR?" },
  97         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, ":SOUR:CURR %.6f" },
  98 };
  99
 100 /* Chroma 61600 series AC source */
 101 static const uint32_t chroma_61604_devopts[] = {
 102         SR_CONF_CONTINUOUS | SR_CONF_SET,
 103 };
 104
 105 static const uint32_t chroma_61604_devopts_cg[] = {
 106         SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 107         SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 108         SR_CONF_VOLTAGE | SR_CONF_GET,
 109         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 110         SR_CONF_OUTPUT_FREQUENCY | SR_CONF_GET,
 111         SR_CONF_OUTPUT_FREQUENCY_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 112         SR_CONF_CURRENT | SR_CONF_GET,
 113         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
 114 };
 115
 116 static const struct channel_spec chroma_61604_ch[] = {
 117         { "1", { 0, 300, 0.1 }, { 0, 16, 0.1 }, { 1.0, 1000.0, 0.01 } },
 118 };
 119
 120 static const struct channel_group_spec chroma_61604_cg[] = {
 121         { "1", CH_IDX(0), PPS_OVP | PPS_OCP },
 122 };
 123
 124 static const struct scpi_command chroma_61604_cmd[] = {
 125         { SCPI_CMD_REMOTE, "SYST:REM" },
 126         { SCPI_CMD_LOCAL, "SYST:LOC" },
 127         { SCPI_CMD_GET_MEAS_VOLTAGE, ":FETC:VOLT:ACDC?" },
 128         { SCPI_CMD_GET_MEAS_FREQUENCY, ":FETC:FREQ?" },
 129         { SCPI_CMD_GET_MEAS_CURRENT, ":FETC:CURR:AC?" },
 130         { SCPI_CMD_GET_MEAS_POWER, ":FETC:POW:AC?" },
 131         { SCPI_CMD_GET_VOLTAGE_TARGET, ":SOUR:VOLT:AC?" },
 132         { SCPI_CMD_SET_VOLTAGE_TARGET, ":SOUR:VOLT:AC %.1f" },
 133         { SCPI_CMD_GET_FREQUENCY_TARGET, ":SOUR:FREQ?" },
 134         { SCPI_CMD_SET_FREQUENCY_TARGET, ":SOUR:FREQ %.2f" },
 135         { SCPI_CMD_GET_OUTPUT_ENABLED, ":OUTP?" },
 136         { SCPI_CMD_SET_OUTPUT_ENABLE, ":OUTP ON" },
 137         { SCPI_CMD_SET_OUTPUT_DISABLE, ":OUTP OFF" },
 138         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":SOUR:VOLT:LIM:AC?" },
 139         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":SOUR:VOLT:LIM:AC %.1f" },
 140         /* This is not a current limit mode. It is overcurrent protection. */
 141         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD, ":SOUR:CURR:LIM?" },
 142         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, ":SOUR:CURR:LIM %.2f" },
 143 };
 144
 145 /* Rigol DP800 series */
 146 static const uint32_t rigol_dp800_devopts[] = {
 147         SR_CONF_CONTINUOUS | SR_CONF_SET,
 148         SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET | SR_CONF_SET,
 149 };
 150
 151 static const uint32_t rigol_dp800_devopts_cg[] = {
 152         SR_CONF_REGULATION | SR_CONF_GET,
 153         SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
 154         SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | SR_CONF_GET,
 155         SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 156         SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
 157         SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | SR_CONF_GET,
 158         SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 159         SR_CONF_VOLTAGE | SR_CONF_GET,
 160         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 161         SR_CONF_CURRENT | SR_CONF_GET,
 162         SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 163         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
 164 };
 165
 166 static const struct channel_spec rigol_dp821a_ch[] = {
 167         { "1", { 0, 60, 0.001 }, { 0, 1, 0.0001 }, FREQ_DC_ONLY },
 168         { "2", { 0, 8, 0.001 }, { 0, 10, 0.001 }, FREQ_DC_ONLY },
 169 };
 170
 171 static const struct channel_spec rigol_dp831_ch[] = {
 172         { "1", { 0, 8, 0.001 }, { 0, 5, 0.0003 }, FREQ_DC_ONLY },
 173         { "2", { 0, 30, 0.001 }, { 0, 2, 0.0001 }, FREQ_DC_ONLY },
 174         { "3", { 0, -30, 0.001 }, { 0, 2, 0.0001 }, FREQ_DC_ONLY },
 175 };
 176
 177 static const struct channel_spec rigol_dp832_ch[] = {
 178         { "1", { 0, 30, 0.001 }, { 0, 3, 0.001 }, FREQ_DC_ONLY },
 179         { "2", { 0, 30, 0.001 }, { 0, 3, 0.001 }, FREQ_DC_ONLY },
 180         { "3", { 0, 5, 0.001 }, { 0, 3, 0.001 }, FREQ_DC_ONLY },
 181 };
 182
 183 static const struct channel_group_spec rigol_dp820_cg[] = {
 184         { "1", CH_IDX(0), PPS_OVP | PPS_OCP },
 185         { "2", CH_IDX(1), PPS_OVP | PPS_OCP },
 186 };
 187
 188 static const struct channel_group_spec rigol_dp830_cg[] = {
 189         { "1", CH_IDX(0), PPS_OVP | PPS_OCP },
 190         { "2", CH_IDX(1), PPS_OVP | PPS_OCP },
 191         { "3", CH_IDX(2), PPS_OVP | PPS_OCP },
 192 };
 193
 194 static const struct scpi_command rigol_dp800_cmd[] = {
 195         { SCPI_CMD_REMOTE, "SYST:REMOTE" },
 196         { SCPI_CMD_LOCAL, "SYST:LOCAL" },
 197         { SCPI_CMD_BEEPER, "SYST:BEEP:STAT?" },
 198         { SCPI_CMD_BEEPER_ENABLE, "SYST:BEEP:STAT ON" },
 199         { SCPI_CMD_BEEPER_DISABLE, "SYST:BEEP:STAT OFF" },
 200         { SCPI_CMD_SELECT_CHANNEL, ":INST:NSEL %s" },
 201         { SCPI_CMD_GET_MEAS_VOLTAGE, ":MEAS:VOLT?" },
 202         { SCPI_CMD_GET_MEAS_CURRENT, ":MEAS:CURR?" },
 203         { SCPI_CMD_GET_MEAS_POWER, ":MEAS:POWE?" },
 204         { SCPI_CMD_GET_VOLTAGE_TARGET, ":SOUR:VOLT?" },
 205         { SCPI_CMD_SET_VOLTAGE_TARGET, ":SOUR:VOLT %.6f" },
 206         { SCPI_CMD_GET_CURRENT_LIMIT, ":SOUR:CURR?" },
 207         { SCPI_CMD_SET_CURRENT_LIMIT, ":SOUR:CURR %.6f" },
 208         { SCPI_CMD_GET_OUTPUT_ENABLED, ":OUTP?" },
 209         { SCPI_CMD_SET_OUTPUT_ENABLE, ":OUTP ON" },
 210         { SCPI_CMD_SET_OUTPUT_DISABLE, ":OUTP OFF" },
 211         { SCPI_CMD_GET_OUTPUT_REGULATION, ":OUTP:MODE?" },
 212         { SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION, ":SYST:OTP?" },
 213         { SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE, ":SYST:OTP ON" },
 214         { SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE, ":SYST:OTP OFF" },
 215         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED, ":OUTP:OVP?" },
 216         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE, ":OUTP:OVP ON" },
 217         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE, ":OUTP:OVP OFF" },
 218         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE, ":OUTP:OVP:QUES?" },
 219         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":OUTP:OVP:VAL?" },
 220         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":OUTP:OVP:VAL %.6f" },
 221         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED, ":OUTP:OCP?" },
 222         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE, ":OUTP:OCP:STAT ON" },
 223         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE, ":OUTP:OCP:STAT OFF" },
 224         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE, ":OUTP:OCP:QUES?" },
 225         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD, ":OUTP:OCP:VAL?" },
 226         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, ":OUTP:OCP:VAL %.6f" },
 227 };
 228
 229 /* HP 663xx series */
 230 static const uint32_t hp_6632b_devopts[] = {
 231         SR_CONF_CONTINUOUS | SR_CONF_SET,
 232         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
 233         SR_CONF_VOLTAGE | SR_CONF_GET,
 234         SR_CONF_CURRENT | SR_CONF_GET,
 235         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 236         SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 237 };
 238
 239 static const struct channel_spec hp_6632b_ch[] = {
 240         { "1", { 0, 20.475, 0.005 }, { 0, 5.1188, 0.00132 }, FREQ_DC_ONLY },
 241 };
 242
 243 static const struct channel_group_spec hp_6632b_cg[] = {
 244         { "1", CH_IDX(0), 0 },
 245 };
 246
 247 static const struct scpi_command hp_6632b_cmd[] = {
 248         { SCPI_CMD_GET_OUTPUT_ENABLED, "OUTP:STAT?" },
 249         { SCPI_CMD_SET_OUTPUT_ENABLE, "OUTP:STAT ON" },
 250         { SCPI_CMD_SET_OUTPUT_DISABLE, "OUTP:STAT OFF" },
 251         { SCPI_CMD_GET_MEAS_VOLTAGE, ":MEAS:VOLT?" },
 252         { SCPI_CMD_GET_MEAS_CURRENT, ":MEAS:CURR?" },
 253         { SCPI_CMD_GET_VOLTAGE_TARGET, ":SOUR:VOLT?" },
 254         { SCPI_CMD_SET_VOLTAGE_TARGET, ":SOUR:VOLT %.6f" },
 255         { SCPI_CMD_GET_CURRENT_LIMIT, ":SOUR:CURR?" },
 256         { SCPI_CMD_SET_CURRENT_LIMIT, ":SOUR:CURR %.6f" },
 257 };
 258
 259 /* Philips/Fluke PM2800 series */
 260 static const uint32_t philips_pm2800_devopts[] = {
 261         SR_CONF_CONTINUOUS | SR_CONF_SET,
 262 };
 263
 264 static const uint32_t philips_pm2800_devopts_cg[] = {
 265         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
 266         SR_CONF_VOLTAGE | SR_CONF_GET,
 267         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 268         SR_CONF_CURRENT | SR_CONF_GET,
 269         SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
 270         SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | SR_CONF_GET,
 271         SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 272         SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
 273         SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | SR_CONF_GET,
 274         SR_CONF_REGULATION | SR_CONF_GET,
 275 };
 276
 277 enum philips_pm2800_modules {
 278         PM2800_MOD_30V_10A = 1,
 279         PM2800_MOD_60V_5A,
 280         PM2800_MOD_60V_10A,
 281         PM2800_MOD_8V_15A,
 282         PM2800_MOD_60V_2A,
 283         PM2800_MOD_120V_1A,
 284 };
 285
 286 static const struct philips_pm2800_module_spec {
 287         /* Min, max, programming resolution. */
 288         float voltage[3];
 289         float current[3];
 290 } philips_pm2800_module_specs[] = {
 291         /* Autoranging modules. */
 292         [PM2800_MOD_30V_10A] = { { 0, 30, 0.0075 }, { 0, 10, 0.0025 } },
 293         [PM2800_MOD_60V_5A] = { { 0, 60, 0.015 }, { 0, 5, 0.00125 } },
 294         [PM2800_MOD_60V_10A] = { { 0, 60, 0.015 }, { 0, 10, 0.0025 } },
 295         /* Linear modules. */
 296         [PM2800_MOD_8V_15A] = { { 0, 8, 0.002 }, { -15, 15, 0.00375 } },
 297         [PM2800_MOD_60V_2A] = { { 0, 60, 0.015 }, { -2, 2, 0.0005 } },
 298         [PM2800_MOD_120V_1A] = { { 0, 120, 0.030 }, { -1, 1, 0.00025 } },
 299 };
 300
 301 static const struct philips_pm2800_model {
 302         unsigned int chassis;
 303         unsigned int num_modules;
 304         unsigned int set;
 305         unsigned int modules[3];
 306 } philips_pm2800_matrix[] = {
 307         /* Autoranging chassis. */
 308         { 1, 1, 0, { PM2800_MOD_30V_10A, 0, 0 } },
 309         { 1, 1, 1, { PM2800_MOD_60V_5A, 0, 0 } },
 310         { 1, 2, 0, { PM2800_MOD_30V_10A, PM2800_MOD_30V_10A, 0 } },
 311         { 1, 2, 1, { PM2800_MOD_60V_5A, PM2800_MOD_60V_5A, 0 } },
 312         { 1, 2, 2, { PM2800_MOD_30V_10A, PM2800_MOD_60V_5A, 0 } },
 313         { 1, 2, 3, { PM2800_MOD_30V_10A, PM2800_MOD_60V_10A, 0 } },
 314         { 1, 2, 4, { PM2800_MOD_60V_5A, PM2800_MOD_60V_10A, 0 } },
 315         { 1, 3, 0, { PM2800_MOD_30V_10A, PM2800_MOD_30V_10A, PM2800_MOD_30V_10A } },
 316         { 1, 3, 1, { PM2800_MOD_60V_5A, PM2800_MOD_60V_5A, PM2800_MOD_60V_5A } },
 317         { 1, 3, 2, { PM2800_MOD_30V_10A, PM2800_MOD_30V_10A, PM2800_MOD_60V_5A } },
 318         { 1, 3, 3, { PM2800_MOD_30V_10A, PM2800_MOD_60V_5A, PM2800_MOD_60V_5A } },
 319         /* Linear chassis. */
 320         { 3, 1, 0, { PM2800_MOD_60V_2A, 0, 0 } },
 321         { 3, 1, 1, { PM2800_MOD_120V_1A, 0, 0 } },
 322         { 3, 1, 2, { PM2800_MOD_8V_15A, 0, 0 } },
 323         { 3, 2, 0, { PM2800_MOD_60V_2A, 0, 0 } },
 324         { 3, 2, 1, { PM2800_MOD_120V_1A, 0, 0 } },
 325         { 3, 2, 2, { PM2800_MOD_60V_2A, PM2800_MOD_120V_1A, 0 } },
 326         { 3, 2, 3, { PM2800_MOD_8V_15A, PM2800_MOD_8V_15A, 0 } },
 327 };
 328
 329 static const char *philips_pm2800_names[] = { "1", "2", "3" };
 330
 331 static int philips_pm2800_probe_channels(struct sr_dev_inst *sdi,
 332                 struct sr_scpi_hw_info *hw_info,
 333                 struct channel_spec **channels, unsigned int *num_channels,
 334                 struct channel_group_spec **channel_groups, unsigned int *num_channel_groups)
 335 {
 336         const struct philips_pm2800_model *model;
 337         const struct philips_pm2800_module_spec *spec;
 338         unsigned int chassis, num_modules, set, module, m, i;
 339
 340         (void)sdi;
 341
 342         /*
 343          * The model number as reported by *IDN? looks like e.g. PM2813/11,
 344          * Where "PM28" is fixed, followed by the chassis code (1 = autoranging,
 345          * 3 = linear series) and the number of modules: 1-3 for autoranging,
 346          * 1-2 for linear.
 347          * After the slash, the first digit denotes the module set. The
 348          * digit after that denotes front (5) or rear (1) binding posts.
 349          */
 350         chassis = hw_info->model[4] - 0x30;
 351         num_modules = hw_info->model[5] - 0x30;
 352         set = hw_info->model[7] - 0x30;
 353         for (m = 0; m < ARRAY_SIZE(philips_pm2800_matrix); m++) {
 354                 model = &philips_pm2800_matrix[m];
 355                 if (model->chassis == chassis && model->num_modules == num_modules
 356                                 && model->set == set)
 357                         break;
 358         }
 359         if (m == ARRAY_SIZE(philips_pm2800_matrix)) {
 360                 sr_dbg("Model %s not found in matrix.", hw_info->model);
 361                 return SR_ERR;
 362         }
 363
 364         sr_dbg("Found %d output channel%s:", num_modules, num_modules > 1 ? "s" : "");
 365         *channels = g_malloc0(sizeof(struct channel_spec) * num_modules);
 366         *channel_groups = g_malloc0(sizeof(struct channel_group_spec) * num_modules);
 367         for (i = 0; i < num_modules; i++) {
 368                 module = model->modules[i];
 369                 spec = &philips_pm2800_module_specs[module];
 370                 sr_dbg("output %d: %.0f - %.0fV, %.0f - %.0fA", i + 1,
 371                                 spec->voltage[0], spec->voltage[1],
 372                                 spec->current[0], spec->current[1]);
 373                 (*channels)[i].name = (char *)philips_pm2800_names[i];
 374                 memcpy(&((*channels)[i].voltage), spec, sizeof(float) * 6);
 375                 (*channel_groups)[i].name = (char *)philips_pm2800_names[i];
 376                 (*channel_groups)[i].channel_index_mask = 1 << i;
 377                 (*channel_groups)[i].features = PPS_OTP | PPS_OVP | PPS_OCP;
 378         }
 379         *num_channels = *num_channel_groups = num_modules;
 380
 381         return SR_OK;
 382 }
 383
 384 static const struct scpi_command philips_pm2800_cmd[] = {
 385         { SCPI_CMD_SELECT_CHANNEL, ":INST:NSEL %s" },
 386         { SCPI_CMD_GET_MEAS_VOLTAGE, ":MEAS:VOLT?" },
 387         { SCPI_CMD_GET_MEAS_CURRENT, ":MEAS:CURR?" },
 388         { SCPI_CMD_GET_VOLTAGE_TARGET, ":SOUR:VOLT?" },
 389         { SCPI_CMD_SET_VOLTAGE_TARGET, ":SOUR:VOLT %.6f" },
 390         { SCPI_CMD_GET_CURRENT_LIMIT, ":SOUR:CURR?" },
 391         { SCPI_CMD_SET_CURRENT_LIMIT, ":SOUR:CURR %.6f" },
 392         { SCPI_CMD_GET_OUTPUT_ENABLED, ":OUTP?" },
 393         { SCPI_CMD_SET_OUTPUT_ENABLE, ":OUTP ON" },
 394         { SCPI_CMD_SET_OUTPUT_DISABLE, ":OUTP OFF" },
 395         { SCPI_CMD_GET_OUTPUT_REGULATION, ":SOUR:FUNC:MODE?" },
 396         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE, ":SOUR:VOLT:PROT:TRIP?" },
 397         { SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":SOUR:VOLT:PROT:LEV?" },
 398         { SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, ":SOUR:VOLT:PROT:LEV %.6f" },
 399         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED, ":SOUR:CURR:PROT:STAT?" },
 400         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE, ":SOUR:CURR:PROT:STAT ON" },
 401         { SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE, ":SOUR:CURR:PROT:STAT OFF" },
 402         { SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE, ":SOUR:CURR:PROT:TRIP?" },
 403 };
 404
 405 SR_PRIV const struct scpi_pps pps_profiles[] = {
 406         /* Agilent N5767A */
 407         { "Agilent", "N5767A", 0,
 408                 ARRAY_AND_SIZE(agilent_n5700a_devopts),
 409                 ARRAY_AND_SIZE(agilent_n5700a_devopts_cg),
 410                 ARRAY_AND_SIZE(agilent_n5767a_ch),
 411                 ARRAY_AND_SIZE(agilent_n5767a_cg),
 412                 ARRAY_AND_SIZE(agilent_n5700a_cmd),
 413                 .probe_channels = NULL,
 414         },
 415         /* Chroma 61604 */
 416         { "Chroma", "61604", 0,
 417                 ARRAY_AND_SIZE(chroma_61604_devopts),
 418                 ARRAY_AND_SIZE(chroma_61604_devopts_cg),
 419                 ARRAY_AND_SIZE(chroma_61604_ch),
 420                 ARRAY_AND_SIZE(chroma_61604_cg),
 421                 ARRAY_AND_SIZE(chroma_61604_cmd),
 422                 .probe_channels = NULL,
 423         },
 424         /* HP 6632B */
 425         { "HP", "6632B", 0,
 426                 ARRAY_AND_SIZE(hp_6632b_devopts),
 427                 ARRAY_AND_SIZE(devopts_none),
 428                 ARRAY_AND_SIZE(hp_6632b_ch),
 429                 ARRAY_AND_SIZE(hp_6632b_cg),
 430                 ARRAY_AND_SIZE(hp_6632b_cmd),
 431                 .probe_channels = NULL,
 432         },
 433
 434         /* Rigol DP800 series */
 435         { "Rigol", "^DP821A$", PPS_OTP,
 436                 ARRAY_AND_SIZE(rigol_dp800_devopts),
 437                 ARRAY_AND_SIZE(rigol_dp800_devopts_cg),
 438                 ARRAY_AND_SIZE(rigol_dp821a_ch),
 439                 ARRAY_AND_SIZE(rigol_dp820_cg),
 440                 ARRAY_AND_SIZE(rigol_dp800_cmd),
 441                 .probe_channels = NULL,
 442         },
 443         { "Rigol", "^DP831A$", PPS_OTP,
 444                 ARRAY_AND_SIZE(rigol_dp800_devopts),
 445                 ARRAY_AND_SIZE(rigol_dp800_devopts_cg),
 446                 ARRAY_AND_SIZE(rigol_dp831_ch),
 447                 ARRAY_AND_SIZE(rigol_dp830_cg),
 448                 ARRAY_AND_SIZE(rigol_dp800_cmd),
 449                 .probe_channels = NULL,
 450         },
 451         { "Rigol", "^(DP832|DP832A)$", PPS_OTP,
 452                 ARRAY_AND_SIZE(rigol_dp800_devopts),
 453                 ARRAY_AND_SIZE(rigol_dp800_devopts_cg),
 454                 ARRAY_AND_SIZE(rigol_dp832_ch),
 455                 ARRAY_AND_SIZE(rigol_dp830_cg),
 456                 ARRAY_AND_SIZE(rigol_dp800_cmd),
 457                 .probe_channels = NULL,
 458         },
 459
 460         /* Philips/Fluke PM2800 series */
 461         { "Philips", "^PM28[13][123]/[01234]{1,2}$", 0,
 462                 ARRAY_AND_SIZE(philips_pm2800_devopts),
 463                 ARRAY_AND_SIZE(philips_pm2800_devopts_cg),
 464                 NULL, 0,
 465                 NULL, 0,
 466                 ARRAY_AND_SIZE(philips_pm2800_cmd),
 467                 philips_pm2800_probe_channels,
 468         },
 469 };
 470
 471 SR_PRIV unsigned int num_pps_profiles = ARRAY_SIZE(pps_profiles);