2 * This file is part of the libsigrok project.
4 * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
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.
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.
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/>.
23 static const uint32_t drvopts[] = {
28 static const uint32_t scanopts[] = {
33 static const uint32_t devopts[] = {
36 /* Acquisition modes. */
38 SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
39 SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
40 /* Device configuration */
41 SR_CONF_VOLTAGE | SR_CONF_GET,
42 SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
43 SR_CONF_CURRENT | SR_CONF_GET,
44 SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
45 SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
46 SR_CONF_REGULATION | SR_CONF_GET,
47 SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
48 SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
51 static const struct korad_kaxxxxp_model models[] = {
52 /* Device enum, vendor, model, ID reply, channels, voltage, current */
53 {VELLEMAN_LABPS_3005D, "Velleman", "LABPS3005D",
54 "VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
55 {KORAD_KA3005D, "Korad", "KA3005P",
56 "KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
60 SR_PRIV struct sr_dev_driver korad_kaxxxxp_driver_info;
62 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
64 return std_init(sr_ctx, di, LOG_PREFIX);
67 static GSList *scan(struct sr_dev_driver *di, GSList *options)
69 struct drv_context *drvc;
70 struct dev_context *devc;
72 struct sr_dev_inst *sdi;
73 struct sr_config *src;
74 const char *conn, *serialcomm;
75 struct sr_serial_dev_inst *serial;
84 drvc->instances = NULL;
86 for (l = options; l; l = l->next) {
90 conn = g_variant_get_string(src->data, NULL);
92 case SR_CONF_SERIALCOMM:
93 serialcomm = g_variant_get_string(src->data, NULL);
96 sr_err("Unknown option %d, skipping.", src->key);
104 serialcomm = "9600/8n1";
106 serial = sr_serial_dev_inst_new(conn, serialcomm);
107 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
110 serial_flush(serial);
112 /* Get the device model. */
114 for (i = 0; models[i].id; i++) {
115 if (strlen(models[i].id) > len)
116 len = strlen(models[i].id);
118 memset(&reply, 0, sizeof(reply));
119 sr_dbg("Want max %d bytes.", len);
120 if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
123 /* i is used here for debug purposes only. */
124 if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
126 sr_dbg("Received: %d, %s", i, reply);
128 for (i = 0; models[i].id; i++) {
129 if (!strcmp(models[i].id, reply))
133 sr_err("Unknown model ID '%s' detected, aborting.", reply);
136 sr_dbg("Found: %s %s", models[model_id].vendor, models[model_id].name);
138 /* Init device instance, etc. */
139 sdi = g_malloc0(sizeof(struct sr_dev_inst));
140 sdi->status = SR_ST_INACTIVE;
141 sdi->vendor = g_strdup(models[model_id].vendor);
142 sdi->model = g_strdup(models[model_id].name);
143 sdi->inst_type = SR_INST_SERIAL;
147 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
149 devc = g_malloc0(sizeof(struct dev_context));
150 devc->model = &models[model_id];
152 devc->req_sent_at = 0;
155 /* Get current status of device. */
156 if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
158 drvc->instances = g_slist_append(drvc->instances, sdi);
159 devices = g_slist_append(devices, sdi);
161 serial_close(serial);
163 sr_serial_dev_inst_free(serial);
168 sr_dev_inst_free(sdi);
170 sr_dbg("Scan failed.");
175 static GSList *dev_list(const struct sr_dev_driver *di)
177 return ((struct drv_context *)(di->context))->instances;
180 static int dev_clear(const struct sr_dev_driver *di)
182 return std_dev_clear(di, NULL);
185 static int cleanup(const struct sr_dev_driver *di)
191 static int config_get(uint32_t key, GVariant **data,
192 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
194 struct dev_context *devc;
204 case SR_CONF_LIMIT_SAMPLES:
205 *data = g_variant_new_uint64(devc->limit_samples);
207 case SR_CONF_LIMIT_MSEC:
208 *data = g_variant_new_uint64(devc->limit_msec);
210 case SR_CONF_VOLTAGE:
211 *data = g_variant_new_double(devc->voltage);
213 case SR_CONF_VOLTAGE_TARGET:
214 *data = g_variant_new_double(devc->voltage_max);
216 case SR_CONF_CURRENT:
217 *data = g_variant_new_double(devc->current);
219 case SR_CONF_CURRENT_LIMIT:
220 *data = g_variant_new_double(devc->current_max);
222 case SR_CONF_ENABLED:
223 *data = g_variant_new_boolean(devc->output_enabled);
225 case SR_CONF_REGULATION:
226 /* Dual channel not supported. */
227 *data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
229 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
230 *data = g_variant_new_boolean(devc->ocp_enabled);
232 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
233 *data = g_variant_new_boolean(devc->ovp_enabled);
242 static int config_set(uint32_t key, GVariant *data,
243 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
245 struct dev_context *devc;
251 if (sdi->status != SR_ST_ACTIVE)
252 return SR_ERR_DEV_CLOSED;
257 case SR_CONF_LIMIT_MSEC:
258 if (g_variant_get_uint64(data) == 0)
260 devc->limit_msec = g_variant_get_uint64(data);
262 case SR_CONF_LIMIT_SAMPLES:
263 if (g_variant_get_uint64(data) == 0)
265 devc->limit_samples = g_variant_get_uint64(data);
267 case SR_CONF_VOLTAGE_TARGET:
268 dval = g_variant_get_double(data);
269 if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
271 devc->voltage_max = dval;
272 devc->target = KAXXXXP_VOLTAGE_MAX;
273 if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
276 case SR_CONF_CURRENT_LIMIT:
277 dval = g_variant_get_double(data);
278 if (dval < devc->model->current[0] || dval > devc->model->current[1])
280 devc->current_max = dval;
281 devc->target = KAXXXXP_CURRENT_MAX;
282 if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
285 case SR_CONF_ENABLED:
286 bval = g_variant_get_boolean(data);
287 /* Set always so it is possible turn off with sigrok-cli. */
288 devc->output_enabled = bval;
289 devc->target = KAXXXXP_OUTPUT;
290 if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
293 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
294 bval = g_variant_get_boolean(data);
295 devc->ocp_enabled = bval;
296 devc->target = KAXXXXP_OCP;
297 if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
300 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
301 bval = g_variant_get_boolean(data);
302 devc->ovp_enabled = bval;
303 devc->target = KAXXXXP_OVP;
304 if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
314 static int config_list(uint32_t key, GVariant **data,
315 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
318 struct dev_context *devc;
326 /* Always available (with or without sdi). */
327 if (key == SR_CONF_SCAN_OPTIONS) {
328 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
329 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
333 /* Return drvopts without sdi (and devopts with sdi, see below). */
334 if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
335 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
336 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
340 /* Every other key needs an sdi. */
347 case SR_CONF_DEVICE_OPTIONS:
348 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
349 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
351 case SR_CONF_VOLTAGE_TARGET:
352 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
353 /* Min, max, step. */
354 for (idx = 0; idx < 3; idx++) {
355 dval = devc->model->voltage[idx];
356 gvar = g_variant_new_double(dval);
357 g_variant_builder_add_value(&gvb, gvar);
359 *data = g_variant_builder_end(&gvb);
361 case SR_CONF_CURRENT_LIMIT:
362 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
363 /* Min, max, step. */
364 for (idx = 0; idx < 3; idx++) {
365 dval = devc->model->current[idx];
366 gvar = g_variant_new_double(dval);
367 g_variant_builder_add_value(&gvb, gvar);
369 *data = g_variant_builder_end(&gvb);
378 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
380 struct dev_context *devc;
381 struct sr_serial_dev_inst *serial;
383 if (sdi->status != SR_ST_ACTIVE)
384 return SR_ERR_DEV_CLOSED;
387 devc->cb_data = cb_data;
389 /* Send header packet to the session bus. */
390 std_session_send_df_header(cb_data, LOG_PREFIX);
392 devc->starttime = g_get_monotonic_time();
393 devc->num_samples = 0;
394 devc->reply_pending = FALSE;
395 devc->req_sent_at = 0;
397 serial_source_add(sdi->session, serial, G_IO_IN,
398 KAXXXXP_POLL_INTERVAL_MS,
399 korad_kaxxxxp_receive_data, (void *)sdi);
404 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
406 if (sdi->status != SR_ST_ACTIVE)
407 return SR_ERR_DEV_CLOSED;
409 return std_serial_dev_acquisition_stop(sdi, cb_data,
410 std_serial_dev_close, sdi->conn, LOG_PREFIX);
413 SR_PRIV struct sr_dev_driver korad_kaxxxxp_driver_info = {
414 .name = "korad-kaxxxxp",
415 .longname = "Korad KAxxxxP",
420 .dev_list = dev_list,
421 .dev_clear = dev_clear,
422 .config_get = config_get,
423 .config_set = config_set,
424 .config_list = config_list,
425 .dev_open = std_serial_dev_open,
426 .dev_close = std_serial_dev_close,
427 .dev_acquisition_start = dev_acquisition_start,
428 .dev_acquisition_stop = dev_acquisition_stop,