src/hardware/agilent-dmm/protocol.c

   1 /*
   2  * This file is part of the libsigrok project.
   3  *
   4  * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <config.h>
  21 #include <glib.h>
  22 #include <stdlib.h>
  23 #include <stdarg.h>
  24 #include <string.h>
  25 #include <limits.h>
  26 #include <math.h>
  27 #include <libsigrok/libsigrok.h>
  28 #include "libsigrok-internal.h"
  29 #include "protocol.h"
  30
  31 #define JOB_TIMEOUT 300
  32
  33 #define INFINITE_INTERVAL   INT_MAX
  34 #define SAMPLERATE_INTERVAL -1
  35
  36 static const struct agdmm_job *job_current(const struct dev_context *devc)
  37 {
  38         return &devc->jobs[devc->current_job];
  39 }
  40
  41 static void job_done(struct dev_context *devc)
  42 {
  43         devc->job_running = FALSE;
  44 }
  45
  46 static void job_again(struct dev_context *devc)
  47 {
  48         devc->job_again = TRUE;
  49 }
  50
  51 static gboolean job_is_running(const struct dev_context *devc)
  52 {
  53         return devc->job_running;
  54 }
  55
  56 static gboolean job_in_interval(const struct dev_context *devc)
  57 {
  58         int64_t job_start = devc->jobs_start[devc->current_job];
  59         int64_t now = g_get_monotonic_time() / 1000;
  60         int interval = job_current(devc)->interval;
  61         if (interval == SAMPLERATE_INTERVAL)
  62                 interval = 1000 / devc->cur_samplerate;
  63         return (now - job_start) < interval || interval == INFINITE_INTERVAL;
  64 }
  65
  66 static gboolean job_has_timeout(const struct dev_context *devc)
  67 {
  68         int64_t job_start = devc->jobs_start[devc->current_job];
  69         int64_t now = g_get_monotonic_time() / 1000;
  70         return job_is_running(devc) && (now - job_start) > JOB_TIMEOUT;
  71 }
  72
  73 static const struct agdmm_job *job_next(struct dev_context *devc)
  74 {
  75         int current_job = devc->current_job;
  76         do {
  77                 devc->current_job++;
  78                 if (!job_current(devc)->send)
  79                         devc->current_job = 0;
  80         } while (job_in_interval(devc) && devc->current_job != current_job);
  81         return job_current(devc);
  82 }
  83
  84 static void job_run_again(const struct sr_dev_inst *sdi)
  85 {
  86         struct dev_context *devc = sdi->priv;
  87         devc->job_again = FALSE;
  88         devc->job_running = TRUE;
  89         if (job_current(devc)->send(sdi) == SR_ERR_NA)
  90                 job_done(devc);
  91 }
  92
  93 static void job_run(const struct sr_dev_inst *sdi)
  94 {
  95         struct dev_context *devc = sdi->priv;
  96         int64_t now = g_get_monotonic_time() / 1000;
  97         devc->jobs_start[devc->current_job] = now;
  98         job_run_again(sdi);
  99 }
 100
 101 static void dispatch(const struct sr_dev_inst *sdi)
 102 {
 103         struct dev_context *devc = sdi->priv;
 104
 105         if (devc->job_again) {
 106                 job_run_again(sdi);
 107                 return;
 108         }
 109
 110         if (!job_is_running(devc))
 111                 job_next(devc);
 112         else if (job_has_timeout(devc))
 113                 job_done(devc);
 114
 115         if (!job_is_running(devc) && !job_in_interval(devc))
 116                 job_run(sdi);
 117 }
 118
 119 static gboolean receive_line(const struct sr_dev_inst *sdi)
 120 {
 121         struct dev_context *devc;
 122         const struct agdmm_recv *recvs, *recv;
 123         GRegex *reg;
 124         GMatchInfo *match;
 125         gboolean stop = FALSE;
 126         int i;
 127
 128         devc = sdi->priv;
 129
 130         /* Strip CRLF */
 131         while (devc->buflen) {
 132                 if (*(devc->buf + devc->buflen - 1) == '\r'
 133                                 || *(devc->buf + devc->buflen - 1) == '\n')
 134                         *(devc->buf + --devc->buflen) = '\0';
 135                 else
 136                         break;
 137         }
 138         sr_spew("Received '%s'.", devc->buf);
 139
 140         recv = NULL;
 141         recvs = devc->profile->recvs;
 142         for (i = 0; (&recvs[i])->recv_regex; i++) {
 143                 reg = g_regex_new((&recvs[i])->recv_regex, 0, 0, NULL);
 144                 if (g_regex_match(reg, (char *)devc->buf, 0, &match)) {
 145                         recv = &recvs[i];
 146                         break;
 147                 }
 148                 g_match_info_unref(match);
 149                 g_regex_unref(reg);
 150         }
 151         if (recv) {
 152                 enum job_type type = recv->recv(sdi, match);
 153                 if (type == job_current(devc)->type)
 154                         job_done(devc);
 155                 else if (type == JOB_AGAIN)
 156                         job_again(devc);
 157                 else if (type == JOB_STOP)
 158                         stop = TRUE;
 159                 g_match_info_unref(match);
 160                 g_regex_unref(reg);
 161         } else
 162                 sr_dbg("Unknown line '%s'.", devc->buf);
 163
 164         /* Done with this. */
 165         devc->buflen = 0;
 166         return stop;
 167 }
 168
 169 SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data)
 170 {
 171         struct sr_dev_inst *sdi;
 172         struct dev_context *devc;
 173         struct sr_serial_dev_inst *serial;
 174         gboolean stop = FALSE;
 175         int len;
 176
 177         (void)fd;
 178
 179         if (!(sdi = cb_data))
 180                 return TRUE;
 181
 182         if (!(devc = sdi->priv))
 183                 return TRUE;
 184
 185         serial = sdi->conn;
 186         if (revents == G_IO_IN) {
 187                 /* Serial data arrived. */
 188                 while (AGDMM_BUFSIZE - devc->buflen - 1 > 0) {
 189                         len = serial_read_nonblocking(serial, devc->buf + devc->buflen, 1);
 190                         if (len < 1)
 191                                 break;
 192                         devc->buflen += len;
 193                         *(devc->buf + devc->buflen) = '\0';
 194                         if (*(devc->buf + devc->buflen - 1) == '\n') {
 195                                 /* End of line */
 196                                 stop = receive_line(sdi);
 197                                 break;
 198                         }
 199                 }
 200         }
 201
 202         if (sr_sw_limits_check(&devc->limits) || stop)
 203                 sr_dev_acquisition_stop(sdi);
 204         else
 205                 dispatch(sdi);
 206
 207         return TRUE;
 208 }
 209
 210 static int agdmm_send(const struct sr_dev_inst *sdi, const char *cmd, ...)
 211 {
 212         struct sr_serial_dev_inst *serial;
 213         va_list args;
 214         char buf[32];
 215
 216         serial = sdi->conn;
 217
 218         va_start(args, cmd);
 219         vsnprintf(buf, sizeof(buf) - 3, cmd, args);
 220         va_end(args);
 221         sr_spew("Sending '%s'.", buf);
 222         if (!strncmp(buf, "*IDN?", 5))
 223                 strcat(buf, "\r\n");
 224         else
 225                 strcat(buf, "\n\r\n");
 226         if (serial_write_blocking(serial, buf, strlen(buf), SERIAL_WRITE_TIMEOUT_MS) < (int)strlen(buf)) {
 227                 sr_err("Failed to send.");
 228                 return SR_ERR;
 229         }
 230
 231         return SR_OK;
 232 }
 233
 234 static int send_stat(const struct sr_dev_inst *sdi)
 235 {
 236         return agdmm_send(sdi, "STAT?");
 237 }
 238
 239 static int recv_stat_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 240 {
 241         struct dev_context *devc;
 242         char *s;
 243
 244         devc = sdi->priv;
 245         s = g_match_info_fetch(match, 1);
 246         sr_spew("STAT response '%s'.", s);
 247
 248         /* Max, Min or Avg mode -- no way to tell which, so we'll
 249          * set both flags to denote it's not a normal measurement. */
 250         if (s[0] == '1')
 251                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN;
 252         else
 253                 devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN);
 254
 255         if (s[1] == '1')
 256                 devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE;
 257         else
 258                 devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE;
 259
 260         /* Triggered or auto hold modes. */
 261         if (s[2] == '1' || s[3] == '1')
 262                 devc->cur_mqflags[0] |= SR_MQFLAG_HOLD;
 263         else
 264                 devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD;
 265
 266         /* Temp/aux mode. */
 267         if (s[7] == '1')
 268                 devc->mode_tempaux = TRUE;
 269         else
 270                 devc->mode_tempaux = FALSE;
 271
 272         /* Continuity mode. */
 273         if (s[16] == '1')
 274                 devc->mode_continuity = TRUE;
 275         else
 276                 devc->mode_continuity = FALSE;
 277
 278         g_free(s);
 279
 280         return JOB_STAT;
 281 }
 282
 283 static int recv_stat_u124x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 284 {
 285         struct dev_context *devc;
 286         char *s;
 287
 288         devc = sdi->priv;
 289         s = g_match_info_fetch(match, 1);
 290         sr_spew("STAT response '%s'.", s);
 291
 292         /* Max, Min or Avg mode -- no way to tell which, so we'll
 293          * set both flags to denote it's not a normal measurement. */
 294         if (s[0] == '1')
 295                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN;
 296         else
 297                 devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN);
 298
 299         if (s[1] == '1')
 300                 devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE;
 301         else
 302                 devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE;
 303
 304         /* Hold mode. */
 305         if (s[7] == '1')
 306                 devc->cur_mqflags[0] |= SR_MQFLAG_HOLD;
 307         else
 308                 devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD;
 309
 310         g_free(s);
 311
 312         return JOB_STAT;
 313 }
 314
 315 static int recv_stat_u124xc(const struct sr_dev_inst *sdi, GMatchInfo *match)
 316 {
 317         struct dev_context *devc;
 318         char *s;
 319
 320         devc = sdi->priv;
 321         s = g_match_info_fetch(match, 1);
 322         sr_spew("STAT response '%s'.", s);
 323
 324         /* Max, Min or Avg mode -- no way to tell which, so we'll
 325          * set both flags to denote it's not a normal measurement. */
 326         if (s[0] == '1')
 327                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG;
 328         else
 329                 devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG);
 330
 331         /* Null function. */
 332         if (s[1] == '1')
 333                 devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE;
 334         else
 335                 devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE;
 336
 337         /* Triggered or auto hold modes. */
 338         if (s[7] == '1' || s[11] == '1')
 339                 devc->cur_mqflags[0] |= SR_MQFLAG_HOLD;
 340         else
 341                 devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD;
 342
 343         g_free(s);
 344
 345         return JOB_STAT;
 346 }
 347
 348 static int recv_stat_u125x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 349 {
 350         struct dev_context *devc;
 351         char *s;
 352
 353         devc = sdi->priv;
 354         s = g_match_info_fetch(match, 1);
 355         sr_spew("STAT response '%s'.", s);
 356
 357         /* dBm/dBV modes. */
 358         if ((s[2] & ~0x20) == 'M')
 359                 devc->mode_dbm_dbv = devc->cur_unit[0] = SR_UNIT_DECIBEL_MW;
 360         else if ((s[2] & ~0x20) == 'V')
 361                 devc->mode_dbm_dbv = devc->cur_unit[0] = SR_UNIT_DECIBEL_VOLT;
 362         else
 363                 devc->mode_dbm_dbv = 0;
 364
 365         /* Peak hold mode. */
 366         if (s[4] == '1')
 367                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX;
 368         else
 369                 devc->cur_mqflags[0] &= ~SR_MQFLAG_MAX;
 370
 371         /* Triggered hold mode. */
 372         if (s[7] == '1')
 373                 devc->cur_mqflags[0] |= SR_MQFLAG_HOLD;
 374         else
 375                 devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD;
 376
 377         g_free(s);
 378
 379         return JOB_STAT;
 380 }
 381
 382 static int recv_stat_u128x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 383 {
 384         struct dev_context *devc;
 385         char *s;
 386
 387         devc = sdi->priv;
 388         s = g_match_info_fetch(match, 1);
 389         sr_spew("STAT response '%s'.", s);
 390
 391         /* Max, Min or Avg mode -- no way to tell which, so we'll
 392          * set both flags to denote it's not a normal measurement. */
 393         if (s[0] == '1')
 394                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG;
 395         else
 396                 devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG);
 397
 398         /* dBm/dBV modes. */
 399         if ((s[2] & ~0x20) == 'M')
 400                 devc->mode_dbm_dbv = devc->cur_unit[0] = SR_UNIT_DECIBEL_MW;
 401         else if ((s[2] & ~0x20) == 'V')
 402                 devc->mode_dbm_dbv = devc->cur_unit[0] = SR_UNIT_DECIBEL_VOLT;
 403         else
 404                 devc->mode_dbm_dbv = 0;
 405
 406         /* Peak hold mode. */
 407         if (s[4] == '4')
 408                 devc->cur_mqflags[0] |= SR_MQFLAG_MAX;
 409         else
 410                 devc->cur_mqflags[0] &= ~SR_MQFLAG_MAX;
 411
 412         /* Null function. */
 413         if (s[1] == '1')
 414                 devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE;
 415         else
 416                 devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE;
 417
 418         /* Triggered or auto hold modes. */
 419         if (s[7] == '1' || s[11] == '1')
 420                 devc->cur_mqflags[0] |= SR_MQFLAG_HOLD;
 421         else
 422                 devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD;
 423
 424         g_free(s);
 425
 426         return JOB_STAT;
 427 }
 428
 429 static int send_fetc(const struct sr_dev_inst *sdi)
 430 {
 431         struct dev_context *devc = sdi->priv;
 432
 433         if (devc->mode_squarewave)
 434                 return SR_ERR_NA;
 435
 436         if (devc->cur_channel->index > 0)
 437                 return agdmm_send(sdi, "FETC? @%d", devc->cur_channel->index + 1);
 438         else
 439                 return agdmm_send(sdi, "FETC?");
 440 }
 441
 442 static int recv_fetc(const struct sr_dev_inst *sdi, GMatchInfo *match)
 443 {
 444         struct dev_context *devc;
 445         struct sr_datafeed_packet packet;
 446         struct sr_datafeed_analog analog;
 447         struct sr_analog_encoding encoding;
 448         struct sr_analog_meaning meaning;
 449         struct sr_analog_spec spec;
 450         struct sr_channel *prev_chan;
 451         float fvalue;
 452         const char *s;
 453         char *mstr;
 454         int i, exp;
 455
 456         sr_spew("FETC reply '%s'.", g_match_info_get_string(match));
 457         devc = sdi->priv;
 458         i = devc->cur_channel->index;
 459
 460         if (devc->cur_mq[i] == -1)
 461                 /* This detects when channel P2 is reporting TEMP as an identical
 462                  * copy of channel P3. In this case, we just skip P2. */
 463                 goto skip_value;
 464
 465         s = g_match_info_get_string(match);
 466         if (!strcmp(s, "-9.90000000E+37") || !strcmp(s, "+9.90000000E+37")) {
 467                 /* An invalid measurement shows up on the display as "O.L", but
 468                  * comes through like this. Since comparing 38-digit floats
 469                  * is rather problematic, we'll cut through this here. */
 470                 fvalue = NAN;
 471         } else {
 472                 mstr = g_match_info_fetch(match, 1);
 473                 if (sr_atof_ascii(mstr, &fvalue) != SR_OK) {
 474                         g_free(mstr);
 475                         sr_dbg("Invalid float.");
 476                         return SR_ERR;
 477                 }
 478                 g_free(mstr);
 479                 if (devc->cur_exponent[i] != 0)
 480                         fvalue *= powf(10, devc->cur_exponent[i]);
 481         }
 482
 483         if (devc->cur_unit[i] == SR_UNIT_DECIBEL_MW ||
 484             devc->cur_unit[i] == SR_UNIT_DECIBEL_VOLT ||
 485             devc->cur_unit[i] == SR_UNIT_PERCENTAGE) {
 486                 mstr = g_match_info_fetch(match, 2);
 487                 if (mstr && sr_atoi(mstr, &exp) == SR_OK) {
 488                         devc->cur_digits[i] = MIN(4 - exp, devc->cur_digits[i]);
 489                         devc->cur_encoding[i] = MIN(5 - exp, devc->cur_encoding[i]);
 490                 }
 491                 g_free(mstr);
 492         }
 493
 494         sr_analog_init(&analog, &encoding, &meaning, &spec,
 495                        devc->cur_digits[i] - devc->cur_exponent[i]);
 496         analog.meaning->mq = devc->cur_mq[i];
 497         analog.meaning->unit = devc->cur_unit[i];
 498         analog.meaning->mqflags = devc->cur_mqflags[i];
 499         analog.meaning->channels = g_slist_append(NULL, devc->cur_channel);
 500         analog.num_samples = 1;
 501         analog.data = &fvalue;
 502         encoding.digits = devc->cur_encoding[i] - devc->cur_exponent[i];
 503         packet.type = SR_DF_ANALOG;
 504         packet.payload = &analog;
 505         sr_session_send(sdi, &packet);
 506         g_slist_free(analog.meaning->channels);
 507
 508         sr_sw_limits_update_samples_read(&devc->limits, 1);
 509
 510 skip_value:
 511         prev_chan = devc->cur_channel;
 512         devc->cur_channel = sr_next_enabled_channel(sdi, devc->cur_channel);
 513         if (devc->cur_channel->index > prev_chan->index)
 514                 return JOB_AGAIN;
 515         else
 516                 return JOB_FETC;
 517 }
 518
 519 static int send_conf(const struct sr_dev_inst *sdi)
 520 {
 521         struct dev_context *devc = sdi->priv;
 522
 523         /* Do not try to send CONF? for internal temperature channel. */
 524         if (devc->cur_conf->index >= MIN(devc->profile->nb_channels, 2))
 525                 return SR_ERR_NA;
 526
 527         if (devc->cur_conf->index > 0)
 528                 return agdmm_send(sdi, "CONF? @%d", devc->cur_conf->index + 1);
 529         else
 530                 return agdmm_send(sdi, "CONF?");
 531 }
 532
 533 static int recv_conf_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 534 {
 535         struct dev_context *devc;
 536         char *mstr, *rstr;
 537         int i, resolution;
 538
 539         sr_spew("CONF? response '%s'.", g_match_info_get_string(match));
 540         devc = sdi->priv;
 541         i = devc->cur_conf->index;
 542
 543         rstr = g_match_info_fetch(match, 2);
 544         if (rstr)
 545                 sr_atoi(rstr, &resolution);
 546         g_free(rstr);
 547
 548         mstr = g_match_info_fetch(match, 1);
 549         if (!strcmp(mstr, "V")) {
 550                 devc->cur_mq[i] = SR_MQ_VOLTAGE;
 551                 devc->cur_unit[i] = SR_UNIT_VOLT;
 552                 devc->cur_mqflags[i] = 0;
 553                 devc->cur_exponent[i] = 0;
 554                 devc->cur_digits[i] = 4 - resolution;
 555         } else if (!strcmp(mstr, "MV")) {
 556                 if (devc->mode_tempaux) {
 557                         devc->cur_mq[i] = SR_MQ_TEMPERATURE;
 558                         /* No way to detect whether Fahrenheit or Celsius
 559                          * is used, so we'll just default to Celsius. */
 560                         devc->cur_unit[i] = SR_UNIT_CELSIUS;
 561                         devc->cur_mqflags[i] = 0;
 562                         devc->cur_exponent[i] = 0;
 563                         devc->cur_digits[i] = 1;
 564                 } else {
 565                         devc->cur_mq[i] = SR_MQ_VOLTAGE;
 566                         devc->cur_unit[i] = SR_UNIT_VOLT;
 567                         devc->cur_mqflags[i] = 0;
 568                         devc->cur_exponent[i] = -3;
 569                         devc->cur_digits[i] = 5 - resolution;
 570                 }
 571         } else if (!strcmp(mstr, "A")) {
 572                 devc->cur_mq[i] = SR_MQ_CURRENT;
 573                 devc->cur_unit[i] = SR_UNIT_AMPERE;
 574                 devc->cur_mqflags[i] = 0;
 575                 devc->cur_exponent[i] = 0;
 576                 devc->cur_digits[i] = 3 - resolution;
 577         } else if (!strcmp(mstr, "MA")) {
 578                 devc->cur_mq[i] = SR_MQ_CURRENT;
 579                 devc->cur_unit[i] = SR_UNIT_AMPERE;
 580                 devc->cur_mqflags[i] = 0;
 581                 devc->cur_exponent[i] = -3;
 582                 devc->cur_digits[i] = 8 - resolution;
 583         } else if (!strcmp(mstr, "UA")) {
 584                 devc->cur_mq[i] = SR_MQ_CURRENT;
 585                 devc->cur_unit[i] = SR_UNIT_AMPERE;
 586                 devc->cur_mqflags[i] = 0;
 587                 devc->cur_exponent[i] = -6;
 588                 devc->cur_digits[i] = 8 - resolution;
 589         } else if (!strcmp(mstr, "FREQ")) {
 590                 devc->cur_mq[i] = SR_MQ_FREQUENCY;
 591                 devc->cur_unit[i] = SR_UNIT_HERTZ;
 592                 devc->cur_mqflags[i] = 0;
 593                 devc->cur_exponent[i] = 0;
 594                 devc->cur_digits[i] = 2 - resolution;
 595         } else if (!strcmp(mstr, "RES")) {
 596                 if (devc->mode_continuity) {
 597                         devc->cur_mq[i] = SR_MQ_CONTINUITY;
 598                         devc->cur_unit[i] = SR_UNIT_BOOLEAN;
 599                 } else {
 600                         devc->cur_mq[i] = SR_MQ_RESISTANCE;
 601                         devc->cur_unit[i] = SR_UNIT_OHM;
 602                 }
 603                 devc->cur_mqflags[i] = 0;
 604                 devc->cur_exponent[i] = 0;
 605                 devc->cur_digits[i] = 1 - resolution;
 606         } else if (!strcmp(mstr, "DIOD")) {
 607                 devc->cur_mq[i] = SR_MQ_VOLTAGE;
 608                 devc->cur_unit[i] = SR_UNIT_VOLT;
 609                 devc->cur_mqflags[i] = SR_MQFLAG_DIODE | SR_MQFLAG_DC;
 610                 devc->cur_exponent[i] = 0;
 611                 devc->cur_digits[i] = 3;
 612         } else if (!strcmp(mstr, "TEMP")) {
 613                 devc->cur_mq[i] = SR_MQ_TEMPERATURE;
 614                 devc->cur_unit[i] = SR_UNIT_CELSIUS;
 615                 devc->cur_mqflags[i] = 0;
 616                 devc->cur_exponent[i] = 0;
 617                 devc->cur_digits[i] = 1;
 618         } else if (!strcmp(mstr, "CAP")) {
 619                 devc->cur_mq[i] = SR_MQ_CAPACITANCE;
 620                 devc->cur_unit[i] = SR_UNIT_FARAD;
 621                 devc->cur_mqflags[i] = 0;
 622                 devc->cur_exponent[i] = 0;
 623                 devc->cur_digits[i] = 9 - resolution;
 624         } else
 625                 sr_dbg("Unknown first argument.");
 626         g_free(mstr);
 627
 628         /* This is based on guess, supposing similarity with other models. */
 629         devc->cur_encoding[i] = devc->cur_digits[i] + 1;
 630
 631         if (g_match_info_get_match_count(match) == 4) {
 632                 mstr = g_match_info_fetch(match, 3);
 633                 /* Third value, if present, is always AC or DC. */
 634                 if (!strcmp(mstr, "AC")) {
 635                         devc->cur_mqflags[i] |= SR_MQFLAG_AC;
 636                         if (devc->cur_mq[i] == SR_MQ_VOLTAGE)
 637                                 devc->cur_mqflags[i] |= SR_MQFLAG_RMS;
 638                 } else if (!strcmp(mstr, "DC")) {
 639                         devc->cur_mqflags[i] |= SR_MQFLAG_DC;
 640                 } else if (!strcmp(mstr, "ACDC")) {
 641                         devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS;
 642                 } else {
 643                         sr_dbg("Unknown first argument '%s'.", mstr);
 644                 }
 645                 g_free(mstr);
 646         } else
 647                 devc->cur_mqflags[i] &= ~(SR_MQFLAG_AC | SR_MQFLAG_DC);
 648
 649         struct sr_channel *prev_conf = devc->cur_conf;
 650         devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf);
 651         if (devc->cur_conf->index >= MIN(devc->profile->nb_channels, 2))
 652                 devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf);
 653         if (devc->cur_conf->index > prev_conf->index)
 654                 return JOB_AGAIN;
 655         else
 656                 return JOB_CONF;
 657 }
 658
 659 static int recv_conf_u124x_5x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 660 {
 661         struct dev_context *devc;
 662         char *mstr, *rstr, *m2;
 663         int i, resolution;
 664
 665         sr_spew("CONF? response '%s'.", g_match_info_get_string(match));
 666         devc = sdi->priv;
 667         i = devc->cur_conf->index;
 668
 669         devc->mode_squarewave = 0;
 670
 671         rstr = g_match_info_fetch(match, 4);
 672         if (rstr && sr_atoi(rstr, &resolution) == SR_OK) {
 673                 devc->cur_digits[i] = -resolution;
 674                 devc->cur_encoding[i] = -resolution + 1;
 675         }
 676         g_free(rstr);
 677
 678         mstr = g_match_info_fetch(match, 1);
 679         if (!strncmp(mstr, "VOLT", 4)) {
 680                 devc->cur_mq[i] = SR_MQ_VOLTAGE;
 681                 devc->cur_unit[i] = SR_UNIT_VOLT;
 682                 devc->cur_mqflags[i] = 0;
 683                 devc->cur_exponent[i] = 0;
 684                 if (i == 0 && devc->mode_dbm_dbv) {
 685                         devc->cur_unit[i] = devc->mode_dbm_dbv;
 686                         devc->cur_digits[i] = 3;
 687                         devc->cur_encoding[i] = 4;
 688                 }
 689                 if (mstr[4] == ':') {
 690                         if (!strncmp(mstr + 5, "ACDC", 4)) {
 691                                 /* AC + DC offset */
 692                                 devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS;
 693                         } else if (!strncmp(mstr + 5, "AC", 2)) {
 694                                 devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
 695                         } else if (!strncmp(mstr + 5, "DC", 2)) {
 696                                 devc->cur_mqflags[i] |= SR_MQFLAG_DC;
 697                         } else if (!strncmp(mstr + 5, "HRAT", 4)) {
 698                                 devc->cur_mq[i] = SR_MQ_HARMONIC_RATIO;
 699                                 devc->cur_unit[i] = SR_UNIT_PERCENTAGE;
 700                                 devc->cur_digits[i] = 2;
 701                                 devc->cur_encoding[i] = 3;
 702                         }
 703                 } else
 704                         devc->cur_mqflags[i] |= SR_MQFLAG_DC;
 705         } else if (!strncmp(mstr, "CURR", 4)) {
 706                 devc->cur_mq[i] = SR_MQ_CURRENT;
 707                 devc->cur_unit[i] = SR_UNIT_AMPERE;
 708                 devc->cur_mqflags[i] = 0;
 709                 devc->cur_exponent[i] = 0;
 710                 if (mstr[4] == ':') {
 711                         if (!strncmp(mstr + 5, "ACDC", 4)) {
 712                                 /* AC + DC offset */
 713                                 devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS;
 714                         } else if (!strncmp(mstr + 5, "AC", 2)) {
 715                                 devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
 716                         } else if (!strncmp(mstr + 5, "DC", 2)) {
 717                                 devc->cur_mqflags[i] |= SR_MQFLAG_DC;
 718                         }
 719                 } else
 720                         devc->cur_mqflags[i] |= SR_MQFLAG_DC;
 721         } else if (!strcmp(mstr, "RES")) {
 722                 devc->cur_mq[i] = SR_MQ_RESISTANCE;
 723                 devc->cur_unit[i] = SR_UNIT_OHM;
 724                 devc->cur_mqflags[i] = 0;
 725                 devc->cur_exponent[i] = 0;
 726         } else if (!strcmp(mstr, "COND")) {
 727                 devc->cur_mq[i] = SR_MQ_CONDUCTANCE;
 728                 devc->cur_unit[i] = SR_UNIT_SIEMENS;
 729                 devc->cur_mqflags[i] = 0;
 730                 devc->cur_exponent[i] = 0;
 731         } else if (!strcmp(mstr, "CAP")) {
 732                 devc->cur_mq[i] = SR_MQ_CAPACITANCE;
 733                 devc->cur_unit[i] = SR_UNIT_FARAD;
 734                 devc->cur_mqflags[i] = 0;
 735                 devc->cur_exponent[i] = 0;
 736         } else if (!strncmp(mstr, "FREQ", 4) || !strncmp(mstr, "FC1", 3)) {
 737                 devc->cur_mq[i] = SR_MQ_FREQUENCY;
 738                 devc->cur_unit[i] = SR_UNIT_HERTZ;
 739                 devc->cur_mqflags[i] = 0;
 740                 devc->cur_exponent[i] = 0;
 741         } else if (!strncmp(mstr, "PULS:PWID", 9)) {
 742                 devc->cur_mq[i] = SR_MQ_PULSE_WIDTH;
 743                 devc->cur_unit[i] = SR_UNIT_SECOND;
 744                 devc->cur_mqflags[i] = 0;
 745                 devc->cur_exponent[i] = 0;
 746                 devc->cur_encoding[i] = MIN(devc->cur_encoding[i], 6);
 747         } else if (!strncmp(mstr, "PULS:PDUT", 9)) {
 748                 devc->cur_mq[i] = SR_MQ_DUTY_CYCLE;
 749                 devc->cur_unit[i] = SR_UNIT_PERCENTAGE;
 750                 devc->cur_mqflags[i] = 0;
 751                 devc->cur_exponent[i] = 0;
 752                 devc->cur_digits[i] = 3;
 753                 devc->cur_encoding[i] = 4;
 754         } else if (!strcmp(mstr, "CONT")) {
 755                 devc->cur_mq[i] = SR_MQ_CONTINUITY;
 756                 devc->cur_unit[i] = SR_UNIT_OHM;
 757                 devc->cur_mqflags[i] = 0;
 758                 devc->cur_exponent[i] = 0;
 759         } else if (!strcmp(mstr, "DIOD")) {
 760                 devc->cur_mq[i] = SR_MQ_VOLTAGE;
 761                 devc->cur_unit[i] = SR_UNIT_VOLT;
 762                 devc->cur_mqflags[i] = SR_MQFLAG_DIODE | SR_MQFLAG_DC;
 763                 devc->cur_exponent[i] = 0;
 764                 if (devc->profile->model == KEYSIGHT_U1281 ||
 765                     devc->profile->model == KEYSIGHT_U1282) {
 766                         devc->cur_digits[i] = 4;
 767                         devc->cur_encoding[i] = 5;
 768                 } else {
 769                         devc->cur_digits[i] = 3;
 770                         devc->cur_encoding[i] = 4;
 771                 }
 772         } else if (!strncmp(mstr, "T1", 2) || !strncmp(mstr, "T2", 2) ||
 773                    !strncmp(mstr, "TEMP", 4)) {
 774                 devc->cur_mq[i] = SR_MQ_TEMPERATURE;
 775                 m2 = g_match_info_fetch(match, 2);
 776                 if (!m2 && devc->profile->nb_channels == 3)
 777                         /*
 778                          * TEMP without param is for secondary display (channel P2)
 779                          * and is identical to channel P3, so discard it.
 780                          */
 781                         devc->cur_mq[i] = -1;
 782                 else if (m2 && !strcmp(m2, "FAR"))
 783                         devc->cur_unit[i] = SR_UNIT_FAHRENHEIT;
 784                 else
 785                         devc->cur_unit[i] = SR_UNIT_CELSIUS;
 786                 g_free(m2);
 787                 devc->cur_mqflags[i] = 0;
 788                 devc->cur_exponent[i] = 0;
 789                 devc->cur_digits[i] = 1;
 790                 devc->cur_encoding[i] = 2;
 791         } else if (!strcmp(mstr, "SCOU")) {
 792                 /*
 793                  * Switch counter, not supported. Not sure what values
 794                  * come from FETC in this mode, or how they would map
 795                  * into libsigrok.
 796                  */
 797         } else if (!strncmp(mstr, "CPER:", 5)) {
 798                 devc->cur_mq[i] = SR_MQ_CURRENT;
 799                 devc->cur_unit[i] = SR_UNIT_PERCENTAGE;
 800                 devc->cur_mqflags[i] = 0;
 801                 devc->cur_exponent[i] = 0;
 802                 devc->cur_digits[i] = 2;
 803                 devc->cur_encoding[i] = 3;
 804         } else if (!strcmp(mstr, "SQU")) {
 805                 /*
 806                  * Square wave output, not supported. FETC just return
 807                  * an error in this mode, so don't even call it.
 808                  */
 809                 devc->mode_squarewave = 1;
 810         } else if (!strcmp(mstr, "NCV")) {
 811                 devc->cur_mq[i] = SR_MQ_VOLTAGE;
 812                 devc->cur_unit[i] = SR_UNIT_VOLT;
 813                 devc->cur_mqflags[i] = SR_MQFLAG_AC;
 814                 if (devc->profile->model == KEYSIGHT_U1281 ||
 815                     devc->profile->model == KEYSIGHT_U1282) {
 816                         devc->cur_exponent[i] = -3;
 817                         devc->cur_digits[i] = -1;
 818                         devc->cur_encoding[i] = 0;
 819                 } else {
 820                         devc->cur_exponent[i] = 0;
 821                         devc->cur_digits[i] = 2;
 822                         devc->cur_encoding[i] = 3;
 823                 }
 824         } else {
 825                 sr_dbg("Unknown first argument '%s'.", mstr);
 826         }
 827         g_free(mstr);
 828
 829         struct sr_channel *prev_conf = devc->cur_conf;
 830         devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf);
 831         if (devc->cur_conf->index >= MIN(devc->profile->nb_channels, 2))
 832                 devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf);
 833         if (devc->cur_conf->index > prev_conf->index)
 834                 return JOB_AGAIN;
 835         else
 836                 return JOB_CONF;
 837 }
 838
 839 static int send_log(const struct sr_dev_inst *sdi)
 840 {
 841         const char *source[] = { "LOG:HAND", "LOG:TRIG", "LOG:AUTO", "LOG:EXPO" };
 842         struct dev_context *devc = sdi->priv;
 843         return agdmm_send(sdi, "%s %d",
 844                           source[devc->data_source - 1], devc->cur_sample);
 845 }
 846
 847 static int recv_log(const struct sr_dev_inst *sdi, GMatchInfo *match,
 848                     const int mqs[], const int units[], const int exponents[],
 849                     unsigned int num_functions)
 850 {
 851         struct dev_context *devc;
 852         struct sr_datafeed_packet packet;
 853         struct sr_datafeed_analog analog;
 854         struct sr_analog_encoding encoding;
 855         struct sr_analog_meaning meaning;
 856         struct sr_analog_spec spec;
 857         char *mstr;
 858         unsigned function;
 859         int value, negative, overload, exponent, alternate_unit, mq, unit;
 860         int mqflags = 0;
 861         float fvalue;
 862
 863         sr_spew("LOG response '%s'.", g_match_info_get_string(match));
 864
 865         devc = sdi->priv;
 866
 867         mstr = g_match_info_fetch(match, 2);
 868         if (sr_atoi(mstr, (int*)&function) != SR_OK || function >= num_functions) {
 869                 g_free(mstr);
 870                 sr_dbg("Invalid function.");
 871                 return SR_ERR;
 872         }
 873         g_free(mstr);
 874
 875         mstr = g_match_info_fetch(match, 3);
 876         if (sr_atoi(mstr, &value) != SR_OK) {
 877                 g_free(mstr);
 878                 sr_dbg("Invalid value.");
 879                 return SR_ERR;
 880         }
 881         g_free(mstr);
 882
 883         mstr = g_match_info_fetch(match, 1);
 884         negative = mstr[7] & 2 ? -1 : 1;
 885         overload = mstr[8] & 4;
 886         exponent = (mstr[9] & 0xF) + exponents[function];
 887         alternate_unit = mstr[10] & 1;
 888
 889         if (mstr[ 8] & 1)  mqflags |= SR_MQFLAG_DC;
 890         if (mstr[ 8] & 2)  mqflags |= SR_MQFLAG_AC;
 891         if (mstr[11] & 4)  mqflags |= SR_MQFLAG_RELATIVE;
 892         if (mstr[12] & 1)  mqflags |= SR_MQFLAG_AVG;
 893         if (mstr[12] & 2)  mqflags |= SR_MQFLAG_MIN;
 894         if (mstr[12] & 4)  mqflags |= SR_MQFLAG_MAX;
 895         if (function == 5) mqflags |= SR_MQFLAG_DIODE | SR_MQFLAG_DC;
 896         g_free(mstr);
 897
 898         mq = mqs[function];
 899         unit = units[function];
 900         if (alternate_unit) {
 901                 if (mq == SR_MQ_RESISTANCE)
 902                         mq = SR_MQ_CONTINUITY;
 903                 if (unit == SR_UNIT_DECIBEL_MW)
 904                         unit = SR_UNIT_DECIBEL_VOLT;
 905                 if (unit == SR_UNIT_CELSIUS) {
 906                         unit = SR_UNIT_FAHRENHEIT;
 907                         if (devc->profile->model == KEYSIGHT_U1281 ||
 908                             devc->profile->model == KEYSIGHT_U1282)
 909                                 exponent--;
 910                 }
 911         }
 912
 913         if (overload)
 914                 fvalue = NAN;
 915         else
 916                 fvalue = negative * value * powf(10, exponent);
 917
 918         sr_analog_init(&analog, &encoding, &meaning, &spec, -exponent);
 919         analog.meaning->mq = mq;
 920         analog.meaning->unit = unit;
 921         analog.meaning->mqflags = mqflags;
 922         analog.meaning->channels = g_slist_append(NULL, devc->cur_channel);
 923         analog.num_samples = 1;
 924         analog.data = &fvalue;
 925         packet.type = SR_DF_ANALOG;
 926         packet.payload = &analog;
 927         sr_session_send(sdi, &packet);
 928         g_slist_free(analog.meaning->channels);
 929
 930         sr_sw_limits_update_samples_read(&devc->limits, 1);
 931         devc->cur_sample++;
 932
 933         return JOB_LOG;
 934 }
 935
 936 static int recv_log_u124xc(const struct sr_dev_inst *sdi, GMatchInfo *match)
 937 {
 938         static const int mqs[] = { SR_MQ_VOLTAGE, SR_MQ_VOLTAGE, SR_MQ_CURRENT, SR_MQ_CURRENT, SR_MQ_RESISTANCE, SR_MQ_VOLTAGE, SR_MQ_TEMPERATURE, SR_MQ_CAPACITANCE, SR_MQ_FREQUENCY, SR_MQ_HARMONIC_RATIO, SR_MQ_CURRENT };
 939         static const int units[] = { SR_UNIT_VOLT, SR_UNIT_VOLT, SR_UNIT_AMPERE, SR_UNIT_AMPERE, SR_UNIT_OHM, SR_UNIT_VOLT, SR_UNIT_CELSIUS, SR_UNIT_FARAD, SR_UNIT_HERTZ, SR_UNIT_PERCENTAGE, SR_UNIT_PERCENTAGE };
 940         static const int exponents[] = { -5, -4, -7, -3, -2, -3, -1, -10, -2, -2, -2 };
 941
 942         return recv_log(sdi, match, mqs, units, exponents, ARRAY_SIZE(mqs));
 943 }
 944
 945 static int recv_log_u128x(const struct sr_dev_inst *sdi, GMatchInfo *match)
 946 {
 947         static const int mqs[] = { SR_MQ_VOLTAGE, SR_MQ_VOLTAGE, SR_MQ_CURRENT, SR_MQ_CURRENT, SR_MQ_RESISTANCE, SR_MQ_VOLTAGE, SR_MQ_TEMPERATURE, SR_MQ_CAPACITANCE, SR_MQ_FREQUENCY, SR_MQ_DUTY_CYCLE, SR_MQ_PULSE_WIDTH, SR_MQ_VOLTAGE, SR_MQ_CURRENT, SR_MQ_CONDUCTANCE };
 948         static const int units[] = { SR_UNIT_VOLT, SR_UNIT_VOLT, SR_UNIT_AMPERE, SR_UNIT_AMPERE, SR_UNIT_OHM, SR_UNIT_VOLT, SR_UNIT_CELSIUS, SR_UNIT_FARAD, SR_UNIT_HERTZ, SR_UNIT_PERCENTAGE, SR_UNIT_SECOND, SR_UNIT_DECIBEL_MW, SR_UNIT_PERCENTAGE, SR_UNIT_SIEMENS };
 949         static const int exponents[] = { -6, -4, -9, -4, -3, -4, -1, -12, -3, -3, -6, -3, -2, -11 };
 950
 951         return recv_log(sdi, match, mqs, units, exponents, ARRAY_SIZE(mqs));
 952 }
 953
 954 /* This comes in whenever the rotary switch is changed to a new position.
 955  * We could use it to determine the major measurement mode, but we already
 956  * have the output of CONF? for that, which is more detailed. However
 957  * we do need to catch this here, or it'll show up in some other output. */
 958 static int recv_switch(const struct sr_dev_inst *sdi, GMatchInfo *match)
 959 {
 960         struct dev_context *devc = sdi->priv;
 961
 962         sr_spew("Switch '%s'.", g_match_info_get_string(match));
 963
 964         devc->current_job = 0;
 965         devc->job_running = FALSE;
 966         memset(devc->jobs_start, 0, sizeof(devc->jobs_start));
 967         devc->cur_mq[0] = -1;
 968         if (devc->profile->nb_channels > 2)
 969                 devc->cur_mq[1] = -1;
 970
 971         return SR_OK;
 972 }
 973
 974 static int recv_err(const struct sr_dev_inst *sdi, GMatchInfo *match)
 975 {
 976         struct dev_context *devc = sdi->priv;
 977
 978         (void) match;
 979
 980         if (devc->data_source != DATA_SOURCE_LIVE)
 981                 return JOB_STOP; /* In log mode, stop acquisition after receiving *E. */
 982         else
 983                 return JOB_AGAIN;
 984 }
 985
 986 /* Poll CONF/STAT at 1Hz and values at samplerate. */
 987 SR_PRIV const struct agdmm_job agdmm_jobs_live[] = {
 988         { JOB_FETC, SAMPLERATE_INTERVAL, send_fetc },
 989         { JOB_CONF,                1000, send_conf },
 990         { JOB_STAT,                1000, send_stat },
 991         ALL_ZERO
 992 };
 993
 994 /* Poll LOG as fast as possible. */
 995 SR_PRIV const struct agdmm_job agdmm_jobs_log[] = {
 996         { JOB_LOG,                    0, send_log  },
 997         ALL_ZERO
 998 };
 999
1000 SR_PRIV const struct agdmm_recv agdmm_recvs_u123x[] = {
1001         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u123x },
1002         { "^\\*([0-9])$", recv_switch },
1003         { "^([-+][0-9]\\.[0-9]{8}E[-+][0-9]{2})$", recv_fetc },
1004         { "^\"(V|MV|A|UA|FREQ),(\\d),(AC|DC)\"$", recv_conf_u123x },
1005         { "^\"(RES|CAP),(\\d)\"$", recv_conf_u123x},
1006         { "^\"(DIOD)\"$", recv_conf_u123x },
1007         ALL_ZERO
1008 };
1009
1010 SR_PRIV const struct agdmm_recv agdmm_recvs_u124x[] = {
1011         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u124x },
1012         { "^\\*([0-9])$", recv_switch },
1013         { "^([-+][0-9]\\.[0-9]{8}E[-+][0-9]{2})$", recv_fetc },
1014         { "^\"(VOLT|CURR|RES|CAP|FREQ) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6,8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1015         { "^\"(VOLT:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6,8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1016         { "^\"(CURR:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6,8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1017         { "^\"(CPER:[40]-20mA) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6,8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1018         { "^\"(T[0-9]:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1019         { "^\"(TEMP:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1020         { "^\"(DIOD)\"$", recv_conf_u124x_5x },
1021         ALL_ZERO
1022 };
1023
1024 SR_PRIV const struct agdmm_recv agdmm_recvs_u124xc[] = {
1025         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u124xc },
1026         { "^\\*([0-9])$", recv_switch },
1027         { "^([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))$", recv_fetc },
1028         { "^\"(VOLT|VOLT:AC|VOLT:HRAT|CURR|CURR:AC|RES|CONT|CAP|FREQ|FREQ:AC) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1029         { "^\"(CPER:[40]-20mA) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1030         { "^\"(TEMP:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1031         { "^\"(NCV) (HI|LO)\"$", recv_conf_u124x_5x },
1032         { "^\"(DIOD|TEMP)\"$", recv_conf_u124x_5x },
1033         { "^\"((\\d{2})(\\d{5})\\d{7})\"$", recv_log_u124xc },
1034         { "^\\*E$", recv_err },
1035         ALL_ZERO
1036 };
1037
1038 SR_PRIV const struct agdmm_recv agdmm_recvs_u125x[] = {
1039         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u125x },
1040         { "^\\*([0-9])$", recv_switch },
1041         { "^([-+][0-9]\\.[0-9]{8}E[-+][0-9]{2})$", recv_fetc },
1042         { "^\"(VOLT|CURR|RES|CONT|COND|CAP|FREQ) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1043         { "^\"(VOLT:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1044         { "^\"(CURR:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1045         { "^\"(CPER:[40]-20mA) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1046         { "^\"(PULS:PWID|PULS:PWID:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{6}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1047         { "^\"(TEMP:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1048         { "^\"(T[0-9]:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1049         { "^\"(DIOD|PULS:[PN]DUT)\"$", recv_conf_u124x_5x },
1050         ALL_ZERO
1051 };
1052
1053 SR_PRIV const struct agdmm_recv agdmm_recvs_u127x[] = {
1054         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u123x },
1055         { "^\\*([0-9]+)$", recv_switch },
1056         { "^([-+][0-9]\\.[0-9]{8}E[-+][0-9]{2})$", recv_fetc },
1057         { "^\"(V|MV|A|MA|UA|FREQ),(\\d),(AC|DC|ACDC)\"$", recv_conf_u123x },
1058         { "^\"(RES|CAP),(\\d)\"$", recv_conf_u123x},
1059         { "^\"(DIOD|TEMP)\"$", recv_conf_u123x },
1060         ALL_ZERO
1061 };
1062
1063 SR_PRIV const struct agdmm_recv agdmm_recvs_u128x[] = {
1064         { "^\"(\\d\\d.{18}\\d)\"$", recv_stat_u128x },
1065         { "^\\*([0-9])$", recv_switch },
1066         { "^([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))$", recv_fetc },
1067         { "^\"(VOLT|CURR|RES|CONT|COND|CAP|FREQ|FC1|FC100) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1068         { "^\"(VOLT:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1069         { "^\"(CURR:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1070         { "^\"(FREQ:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1071         { "^\"(CPER:[40]-20mA) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1072         { "^\"(PULS:PWID|PULS:PWID:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x },
1073         { "^\"(TEMP:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
1074         { "^\"(NCV) (HIGH|LOW)\"$", recv_conf_u124x_5x },
1075         { "^\"(DIOD|SQU|PULS:PDUT|TEMP)\"$", recv_conf_u124x_5x },
1076         { "^\"((\\d{2})(\\d{5})\\d{7})\"$", recv_log_u128x },
1077         { "^\\*E$", recv_err },
1078         ALL_ZERO
1079 };