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_320K30PV, "RND", "KA3005P",
  70                 "RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  71         {TENMA_72_2540_V20, "Tenma", "72-2540",
  72                 "TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  73         {TENMA_72_2540_V21, "Tenma", "72-2540",
  74                 "TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  75         {TENMA_72_2540_V52, "Tenma", "72-2540",
  76                 "TENMA 72-2540 V5.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  77         {TENMA_72_2535_V21, "Tenma", "72-2535",
  78                 "TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3.1, 0.001}},
  79         {STAMOS_SLS31_V20, "Stamos Soldering", "S-LS-31",
  80                 "S-LS-31 V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
  81         {KORAD_KD6005P, "Korad", "KD6005P",
  82                 "KORAD KD6005P V2.2", 1, {0, 61, 0.01}, {0, 5.1, 0.001}},
  83         ALL_ZERO
  84 };
  85
  86 static GSList *scan(struct sr_dev_driver *di, GSList *options)
  87 {
  88         struct dev_context *devc;
  89         GSList *l;
  90         struct sr_dev_inst *sdi;
  91         struct sr_config *src;
  92         const char *conn, *serialcomm;
  93         struct sr_serial_dev_inst *serial;
  94         char reply[50];
  95         int i, model_id;
  96         unsigned int len;
  97
  98         conn = NULL;
  99         serialcomm = NULL;
 100
 101         for (l = options; l; l = l->next) {
 102                 src = l->data;
 103                 switch (src->key) {
 104                 case SR_CONF_CONN:
 105                         conn = g_variant_get_string(src->data, NULL);
 106                         break;
 107                 case SR_CONF_SERIALCOMM:
 108                         serialcomm = g_variant_get_string(src->data, NULL);
 109                         break;
 110                 default:
 111                         sr_err("Unknown option %d, skipping.", src->key);
 112                         break;
 113                 }
 114         }
 115
 116         if (!conn)
 117                 return NULL;
 118         if (!serialcomm)
 119                 serialcomm = "9600/8n1";
 120
 121         serial = sr_serial_dev_inst_new(conn, serialcomm);
 122         if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 123                 return NULL;
 124
 125         serial_flush(serial);
 126
 127         /* Get the device model. */
 128         len = 0;
 129         for (i = 0; models[i].id; i++) {
 130                 if (strlen(models[i].id) > len)
 131                         len = strlen(models[i].id);
 132         }
 133
 134         /*
 135          * Some models also include the serial number:
 136          * RND 320-KD3005P V4.2 SN:59834414
 137          */
 138         len += 12;
 139
 140         memset(&reply, 0, sizeof(reply));
 141         sr_dbg("Want max %d bytes.", len);
 142         if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
 143                 return NULL;
 144
 145         /* i is used here for debug purposes only. */
 146         if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
 147                 return NULL;
 148         sr_dbg("Received: %d, %s", i, reply);
 149         model_id = -1;
 150
 151         /* Truncate before serial number. */
 152         char *sn = g_strrstr(reply, " SN:");
 153         if (sn)
 154                 *sn = '\0';
 155
 156         for (i = 0; models[i].id; i++) {
 157                 if (!g_strcmp0(models[i].id, reply))
 158                         model_id = i;
 159         }
 160         if (model_id < 0) {
 161                 sr_err("Unknown model ID '%s' detected, aborting.", reply);
 162                 return NULL;
 163         }
 164         sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
 165                 models[model_id].name, model_id, models[model_id].id);
 166
 167         sdi = g_malloc0(sizeof(struct sr_dev_inst));
 168         sdi->status = SR_ST_INACTIVE;
 169         sdi->vendor = g_strdup(models[model_id].vendor);
 170         sdi->model = g_strdup(models[model_id].name);
 171         sdi->inst_type = SR_INST_SERIAL;
 172         sdi->conn = serial;
 173
 174         sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
 175         sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
 176
 177         devc = g_malloc0(sizeof(struct dev_context));
 178         sr_sw_limits_init(&devc->limits);
 179         g_mutex_init(&devc->rw_mutex);
 180         devc->model = &models[model_id];
 181         devc->req_sent_at = 0;
 182         devc->cc_mode_1_changed = FALSE;
 183         devc->cc_mode_2_changed = FALSE;
 184         devc->output_enabled_changed = FALSE;
 185         devc->ocp_enabled_changed = FALSE;
 186         devc->ovp_enabled_changed = FALSE;
 187         sdi->priv = devc;
 188
 189         /* Get current status of device. */
 190         if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
 191                 goto exit_err;
 192
 193         serial_close(serial);
 194
 195         return std_scan_complete(di, g_slist_append(NULL, sdi));
 196
 197 exit_err:
 198         sr_dev_inst_free(sdi);
 199         g_free(devc);
 200         sr_dbg("Scan failed.");
 201
 202         return NULL;
 203 }
 204
 205 static int config_get(uint32_t key, GVariant **data,
 206         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 207 {
 208         struct dev_context *devc;
 209
 210         (void)cg;
 211
 212         if (!sdi || !data)
 213                 return SR_ERR_ARG;
 214
 215         devc = sdi->priv;
 216
 217         switch (key) {
 218         case SR_CONF_LIMIT_SAMPLES:
 219         case SR_CONF_LIMIT_MSEC:
 220                 return sr_sw_limits_config_get(&devc->limits, key, data);
 221         case SR_CONF_VOLTAGE:
 222                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
 223                 *data = g_variant_new_double(devc->voltage);
 224                 break;
 225         case SR_CONF_VOLTAGE_TARGET:
 226                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc);
 227                 *data = g_variant_new_double(devc->voltage_target);
 228                 break;
 229         case SR_CONF_CURRENT:
 230                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
 231                 *data = g_variant_new_double(devc->current);
 232                 break;
 233         case SR_CONF_CURRENT_LIMIT:
 234                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc);
 235                 *data = g_variant_new_double(devc->current_limit);
 236                 break;
 237         case SR_CONF_ENABLED:
 238                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
 239                 *data = g_variant_new_boolean(devc->output_enabled);
 240                 break;
 241         case SR_CONF_REGULATION:
 242                 /* Dual channel not supported. */
 243                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
 244                 *data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
 245                 break;
 246         case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
 247                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
 248                 *data = g_variant_new_boolean(devc->ocp_enabled);
 249                 break;
 250         case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
 251                 korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
 252                 *data = g_variant_new_boolean(devc->ovp_enabled);
 253                 break;
 254         default:
 255                 return SR_ERR_NA;
 256         }
 257
 258         return SR_OK;
 259 }
 260
 261 static int config_set(uint32_t key, GVariant *data,
 262         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 263 {
 264         struct dev_context *devc;
 265         double dval;
 266         gboolean bval;
 267
 268         (void)cg;
 269
 270         devc = sdi->priv;
 271
 272         switch (key) {
 273         case SR_CONF_LIMIT_MSEC:
 274         case SR_CONF_LIMIT_SAMPLES:
 275                 return sr_sw_limits_config_set(&devc->limits, key, data);
 276         case SR_CONF_VOLTAGE_TARGET:
 277                 dval = g_variant_get_double(data);
 278                 if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
 279                         return SR_ERR_ARG;
 280                 devc->set_voltage_target = dval;
 281                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc) < 0)
 282                         return SR_ERR;
 283                 break;
 284         case SR_CONF_CURRENT_LIMIT:
 285                 dval = g_variant_get_double(data);
 286                 if (dval < devc->model->current[0] || dval > devc->model->current[1])
 287                         return SR_ERR_ARG;
 288                 devc->set_current_limit = dval;
 289                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc) < 0)
 290                         return SR_ERR;
 291                 break;
 292         case SR_CONF_ENABLED:
 293                 bval = g_variant_get_boolean(data);
 294                 /* Set always so it is possible turn off with sigrok-cli. */
 295                 devc->set_output_enabled = bval;
 296                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
 297                         return SR_ERR;
 298                 break;
 299         case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
 300                 bval = g_variant_get_boolean(data);
 301                 devc->set_ocp_enabled = bval;
 302                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
 303                         return SR_ERR;
 304                 break;
 305         case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
 306                 bval = g_variant_get_boolean(data);
 307                 devc->set_ovp_enabled = bval;
 308                 if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
 309                         return SR_ERR;
 310                 break;
 311         default:
 312                 return SR_ERR_NA;
 313         }
 314
 315         return SR_OK;
 316 }
 317
 318 static int config_list(uint32_t key, GVariant **data,
 319         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 320 {
 321         struct dev_context *devc;
 322
 323         devc = (sdi) ? sdi->priv : NULL;
 324
 325         switch (key) {
 326         case SR_CONF_SCAN_OPTIONS:
 327         case SR_CONF_DEVICE_OPTIONS:
 328                 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
 329         case SR_CONF_VOLTAGE_TARGET:
 330                 if (!devc || !devc->model)
 331                         return SR_ERR_ARG;
 332                 *data = std_gvar_min_max_step_array(devc->model->voltage);
 333                 break;
 334         case SR_CONF_CURRENT_LIMIT:
 335                 if (!devc || !devc->model)
 336                         return SR_ERR_ARG;
 337                 *data = std_gvar_min_max_step_array(devc->model->current);
 338                 break;
 339         default:
 340                 return SR_ERR_NA;
 341         }
 342
 343         return SR_OK;
 344 }
 345
 346 static int dev_close(struct sr_dev_inst *sdi)
 347 {
 348         struct dev_context *devc;
 349
 350         devc = (sdi) ? sdi->priv : NULL;
 351         if (devc)
 352                 g_mutex_clear(&devc->rw_mutex);
 353
 354         return std_serial_dev_close(sdi);
 355 }
 356
 357 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 358 {
 359         struct dev_context *devc;
 360         struct sr_serial_dev_inst *serial;
 361
 362         devc = sdi->priv;
 363
 364         sr_sw_limits_acquisition_start(&devc->limits);
 365         std_session_send_df_header(sdi);
 366
 367         devc->req_sent_at = 0;
 368         serial = sdi->conn;
 369         serial_source_add(sdi->session, serial, G_IO_IN,
 370                         KAXXXXP_POLL_INTERVAL_MS,
 371                         korad_kaxxxxp_receive_data, (void *)sdi);
 372
 373         return SR_OK;
 374 }
 375
 376 static struct sr_dev_driver korad_kaxxxxp_driver_info = {
 377         .name = "korad-kaxxxxp",
 378         .longname = "Korad KAxxxxP",
 379         .api_version = 1,
 380         .init = std_init,
 381         .cleanup = std_cleanup,
 382         .scan = scan,
 383         .dev_list = std_dev_list,
 384         .dev_clear = std_dev_clear,
 385         .config_get = config_get,
 386         .config_set = config_set,
 387         .config_list = config_list,
 388         .dev_open = std_serial_dev_open,
 389         .dev_close = dev_close,
 390         .dev_acquisition_start = dev_acquisition_start,
 391         .dev_acquisition_stop = std_serial_dev_acquisition_stop,
 392         .context = NULL,
 393 };
 394 SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);