src/hardware/korad-kaxxxxp/api.c

   1 /*
   2  * This file is part of the libsigrok project.
   3  *
   4  * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
   5  * Copyright (C) 2018-2019 Frank Stettner <frank-stettner@gmx.net>
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <config.h>
  22 #include "protocol.h"
  23
  24 static const uint32_t scanopts[] = {
  25         SR_CONF_CONN,
  26         SR_CONF_SERIALCOMM,
  27 };
  28
  29 static const uint32_t drvopts[] = {
  30         SR_CONF_POWER_SUPPLY,
  31 };
  32
  33 static const uint32_t devopts[] = {
  34         SR_CONF_CONTINUOUS,
  35         SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
  36         SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
  37         SR_CONF_VOLTAGE | SR_CONF_GET,
  38         SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
  39         SR_CONF_CURRENT | SR_CONF_GET,
  40         SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
  41         SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
  42         SR_CONF_REGULATION | SR_CONF_GET,
  43         SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
  44         SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
  45 };
  46
  47 static const struct korad_kaxxxxp_model models[] = {
  48         /* Device enum, vendor, model, ID reply, channels, voltage, current */
  49         {VELLEMAN_PS3005D, "Velleman", "PS3005D",
  50                 "VELLEMANPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  51         {VELLEMAN_LABPS3005D, "Velleman", "LABPS3005D",
  52                 "VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  53         {KORAD_KA3005P, "Korad", "KA3005P",
  54                 "KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  55         /* Sometimes the KA3005P has an extra 0x01 after the ID. */
  56         {KORAD_KA3005P_0X01, "Korad", "KA3005P",
  57                 "KORADKA3005PV2.0\x01", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  58         /* Sometimes the KA3005P has an extra 0xBC after the ID. */
  59         {KORAD_KA3005P_0XBC, "Korad", "KA3005P",
  60                 "KORADKA3005PV2.0\xBC", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  61         {KORAD_KA3005P_V42, "Korad", "KA3005P",
  62                 "KORAD KA3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  63         {KORAD_KD3005P, "Korad", "KD3005P",
  64                 "KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  65         {KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
  66                 "KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  67         {RND_320_KD3005P, "RND", "KD3005P",
  68                 "RND 320-KD3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  69         {RND_320_KA3005P, "RND", "KA3005P",
  70                 "RND 320-KA3005P V5.5", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  71         {RND_320K30PV, "RND", "KA3005P",
  72                 "RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  73         {TENMA_72_2540_V20, "Tenma", "72-2540",
  74                 "TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  75         {TENMA_72_2540_V21, "Tenma", "72-2540",
  76                 "TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  77         {TENMA_72_2540_V52, "Tenma", "72-2540",
  78                 "TENMA 72-2540 V5.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  79         {TENMA_72_2535_V21, "Tenma", "72-2535",
  80                 "TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3.1, 0.001}},
  81         {STAMOS_SLS31_V20, "Stamos Soldering", "S-LS-31",
  82                 "S-LS-31 V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  83         {KORAD_KD6005P, "Korad", "KD6005P",
  84                 "KORAD KD6005P V2.2", 1, {0, 61, 0.01}, {0, 5.1, 0.001}},
  85         ALL_ZERO
  86 };
  87
  88 static GSList *scan(struct sr_dev_driver *di, GSList *options)
  89 {
  90         struct dev_context *devc;
  91         GSList *l;
  92         struct sr_dev_inst *sdi;
  93         struct sr_config *src;
  94         const char *conn, *serialcomm;
  95         struct sr_serial_dev_inst *serial;
  96         char reply[50];
  97         int i, model_id;
  98         unsigned int len;
  99
 100         conn = NULL;
 101         serialcomm = NULL;
 102
 103         for (l = options; l; l = l->next) {
 104                 src = l->data;
 105                 switch (src->key) {
 106                 case SR_CONF_CONN:
 107                         conn = g_variant_get_string(src->data, NULL);
 108                         break;
 109                 case SR_CONF_SERIALCOMM:
 110                         serialcomm = g_variant_get_string(src->data, NULL);
 111                         break;
 112                 default:
 113                         sr_err("Unknown option %d, skipping.", src->key);
 114                         break;
 115                 }
 116         }
 117
 118         if (!conn)
 119                 return NULL;
 120         if (!serialcomm)
 121                 serialcomm = "9600/8n1";
 122
 123         serial = sr_serial_dev_inst_new(conn, serialcomm);
 124         if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 125                 return NULL;
 126
 127         serial_flush(serial);
 128
 129         /* Get the device model. */
 130         len = 0;
 131         for (i = 0; models[i].id; i++) {
 132                 if (strlen(models[i].id) > len)
 133                         len = strlen(models[i].id);
 134         }
 135
 136         /*
 137          * Some models also include the serial number:
 138          * RND 320-KD3005P V4.2 SN:59834414
 139          */
 140         len += 12;
 141
 142         memset(&reply, 0, sizeof(reply));
 143         sr_dbg("Want max %d bytes.", len);
 144         if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
 145                 return NULL;
 146
 147         /* i is used here for debug purposes only. */
 148         if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
 149                 return NULL;
 150         sr_dbg("Received: %d, %s", i, reply);
 151         model_id = -1;
 152
 153         /* Truncate before serial number. */
 154         char *sn = g_strrstr(reply, " SN:");
 155         if (sn)
 156                 *sn = '\0';
 157
 158         for (i = 0; models[i].id; i++) {
 159                 if (!g_strcmp0(models[i].id, reply))
 160                         model_id = i;
 161         }
 162         if (model_id < 0) {
 163                 sr_err("Unknown model ID '%s' detected, aborting.", reply);
 164                 return NULL;
 165         }
 166         sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
 167                 models[model_id].name, model_id, models[model_id].id);
 168
 169         sdi = g_malloc0(sizeof(struct sr_dev_inst));
 170         sdi->status = SR_ST_INACTIVE;
 171         sdi->vendor = g_strdup(models[model_id].vendor);
 172         sdi->model = g_strdup(models[model_id].name);
 173         sdi->inst_type = SR_INST_SERIAL;
 174         sdi->conn = serial;
 175
 176         sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
 177         sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
 178
 179         devc = g_malloc0(sizeof(struct dev_context));
 180         sr_sw_limits_init(&devc->limits);
 181         g_mutex_init(&devc->rw_mutex);
 182         devc->model = &models[model_id];
 183         devc->req_sent_at = 0;
 184         devc->cc_mode_1_changed = FALSE;
 185         devc->cc_mode_2_changed = FALSE;
 186         devc->output_enabled_changed = FALSE;
 187         devc->ocp_enabled_changed = FALSE;
 188         devc->ovp_enabled_changed = FALSE;
 189         sdi->priv = devc;
 190
 191         /* Get current status of device. */
 192         if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
 193                 goto exit_err;
 194
 195         serial_close(serial);
 196
 197         return std_scan_complete(di, g_slist_append(NULL, sdi));
 198
 199 exit_err:
 200         sr_dev_inst_free(sdi);
 201         g_free(devc);
 202         sr_dbg("Scan failed.");
 203
 204         return NULL;
 205 }
 206
 207 static int config_get(uint32_t key, GVariant **data,
 208         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 209 {
 210         struct dev_context *devc;
 211
 212         (void)cg;
 213
 214         if (!sdi || !data)
 215                 return SR_ERR_ARG;
 216
 217         devc = sdi->priv;
 218
 219         switch (key) {
 220         case SR_CONF_LIMIT_SAMPLES:
 221         case SR_CONF_LIMIT_MSEC:
 222                 return sr_sw_limits_config_get(&devc->limits, key, data);
 223         case SR_CONF_VOLTAGE:
 224                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
 225                 *data = g_variant_new_double(devc->voltage);
 226                 break;
 227         case SR_CONF_VOLTAGE_TARGET:
 228                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc);
 229                 *data = g_variant_new_double(devc->voltage_target);
 230                 break;
 231         case SR_CONF_CURRENT:
 232                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
 233                 *data = g_variant_new_double(devc->current);
 234                 break;
 235         case SR_CONF_CURRENT_LIMIT:
 236                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc);
 237                 *data = g_variant_new_double(devc->current_limit);
 238                 break;
 239         case SR_CONF_ENABLED:
 240                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
 241                 *data = g_variant_new_boolean(devc->output_enabled);
 242                 break;
 243         case SR_CONF_REGULATION:
 244                 /* Dual channel not supported. */
 245                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
 246                 *data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
 247                 break;
 248         case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
 249                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
 250                 *data = g_variant_new_boolean(devc->ocp_enabled);
 251                 break;
 252         case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
 253                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
 254                 *data = g_variant_new_boolean(devc->ovp_enabled);
 255                 break;
 256         default:
 257                 return SR_ERR_NA;
 258         }
 259
 260         return SR_OK;
 261 }
 262
 263 static int config_set(uint32_t key, GVariant *data,
 264         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 265 {
 266         struct dev_context *devc;
 267         double dval;
 268         gboolean bval;
 269
 270         (void)cg;
 271
 272         devc = sdi->priv;
 273
 274         switch (key) {
 275         case SR_CONF_LIMIT_MSEC:
 276         case SR_CONF_LIMIT_SAMPLES:
 277                 return sr_sw_limits_config_set(&devc->limits, key, data);
 278         case SR_CONF_VOLTAGE_TARGET:
 279                 dval = g_variant_get_double(data);
 280                 if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
 281                         return SR_ERR_ARG;
 282                 devc->set_voltage_target = dval;
 283                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc) < 0)
 284                         return SR_ERR;
 285                 break;
 286         case SR_CONF_CURRENT_LIMIT:
 287                 dval = g_variant_get_double(data);
 288                 if (dval < devc->model->current[0] || dval > devc->model->current[1])
 289                         return SR_ERR_ARG;
 290                 devc->set_current_limit = dval;
 291                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc) < 0)
 292                         return SR_ERR;
 293                 break;
 294         case SR_CONF_ENABLED:
 295                 bval = g_variant_get_boolean(data);
 296                 /* Set always so it is possible turn off with sigrok-cli. */
 297                 devc->set_output_enabled = bval;
 298                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
 299                         return SR_ERR;
 300                 break;
 301         case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
 302                 bval = g_variant_get_boolean(data);
 303                 devc->set_ocp_enabled = bval;
 304                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
 305                         return SR_ERR;
 306                 break;
 307         case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
 308                 bval = g_variant_get_boolean(data);
 309                 devc->set_ovp_enabled = bval;
 310                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
 311                         return SR_ERR;
 312                 break;
 313         default:
 314                 return SR_ERR_NA;
 315         }
 316
 317         return SR_OK;
 318 }
 319
 320 static int config_list(uint32_t key, GVariant **data,
 321         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 322 {
 323         struct dev_context *devc;
 324
 325         devc = (sdi) ? sdi->priv : NULL;
 326
 327         switch (key) {
 328         case SR_CONF_SCAN_OPTIONS:
 329         case SR_CONF_DEVICE_OPTIONS:
 330                 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
 331         case SR_CONF_VOLTAGE_TARGET:
 332                 if (!devc || !devc->model)
 333                         return SR_ERR_ARG;
 334                 *data = std_gvar_min_max_step_array(devc->model->voltage);
 335                 break;
 336         case SR_CONF_CURRENT_LIMIT:
 337                 if (!devc || !devc->model)
 338                         return SR_ERR_ARG;
 339                 *data = std_gvar_min_max_step_array(devc->model->current);
 340                 break;
 341         default:
 342                 return SR_ERR_NA;
 343         }
 344
 345         return SR_OK;
 346 }
 347
 348 static int dev_close(struct sr_dev_inst *sdi)
 349 {
 350         struct dev_context *devc;
 351
 352         devc = (sdi) ? sdi->priv : NULL;
 353         if (devc)
 354                 g_mutex_clear(&devc->rw_mutex);
 355
 356         return std_serial_dev_close(sdi);
 357 }
 358
 359 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 360 {
 361         struct dev_context *devc;
 362         struct sr_serial_dev_inst *serial;
 363
 364         devc = sdi->priv;
 365
 366         sr_sw_limits_acquisition_start(&devc->limits);
 367         std_session_send_df_header(sdi);
 368
 369         devc->req_sent_at = 0;
 370         serial = sdi->conn;
 371         serial_source_add(sdi->session, serial, G_IO_IN,
 372                         KAXXXXP_POLL_INTERVAL_MS,
 373                         korad_kaxxxxp_receive_data, (void *)sdi);
 374
 375         return SR_OK;
 376 }
 377
 378 static struct sr_dev_driver korad_kaxxxxp_driver_info = {
 379         .name = "korad-kaxxxxp",
 380         .longname = "Korad KAxxxxP",
 381         .api_version = 1,
 382         .init = std_init,
 383         .cleanup = std_cleanup,
 384         .scan = scan,
 385         .dev_list = std_dev_list,
 386         .dev_clear = std_dev_clear,
 387         .config_get = config_get,
 388         .config_set = config_set,
 389         .config_list = config_list,
 390         .dev_open = std_serial_dev_open,
 391         .dev_close = dev_close,
 392         .dev_acquisition_start = dev_acquisition_start,
 393         .dev_acquisition_stop = std_serial_dev_acquisition_stop,
 394         .context = NULL,
 395 };
 396 SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);