2 * This file is part of the libsigrok project.
4 * Copyright (C) 2015 Aurelien Jacobs <aurel@gnuage.org>
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 scanopts[] = {
29 static const uint32_t drvopts[] = {
30 SR_CONF_ELECTRONIC_LOAD,
33 static const uint32_t devopts[] = {
35 SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
36 SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
39 static const uint32_t devopts_cg[] = {
40 SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
41 SR_CONF_REGULATION | SR_CONF_GET,
42 SR_CONF_VOLTAGE | SR_CONF_GET,
43 SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
44 SR_CONF_CURRENT | SR_CONF_GET,
45 SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
46 SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET,
47 SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | SR_CONF_GET,
48 SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
49 SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET,
50 SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | SR_CONF_GET,
51 SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
52 SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET,
53 SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE | SR_CONF_GET,
57 * The IDs in this list are only guessed and needs to be verified
58 * against some real hardware. If at least a few of them matches,
59 * it will probably be safe to enable the others.
61 static const struct maynuo_m97_model supported_models[] = {
62 // { 53, "M9711" , 30, 150, 150 },
63 // { 54, "M9712" , 30, 150, 300 },
64 // { 55, "M9712C" , 60, 150, 300 },
65 // { 56, "M9713" , 120, 150, 600 },
66 // { 57, "M9712B" , 15, 500, 300 },
67 // { 58, "M9713B" , 30, 500, 600 },
68 // { 59, "M9714" , 240, 150, 1200 },
69 // { 60, "M9714B" , 60, 500, 1200 },
70 // { 61, "M9715" , 240, 150, 1800 },
71 // { 62, "M9715B" , 120, 500, 1800 },
72 // { 63, "M9716" , 240, 150, 2400 },
73 // { 64, "M9716B" , 120, 500, 2400 },
74 // { 65, "M9717C" , 480, 150, 3600 },
75 // { 66, "M9717" , 240, 150, 3600 },
76 // { 67, "M9717B" , 120, 500, 3600 },
77 // { 68, "M9718" , 240, 150, 6000 },
78 // { 69, "M9718B" , 120, 500, 6000 },
79 // { 70, "M9718D" , 240, 500, 6000 },
80 // { 71, "M9836" , 500, 150, 20000 },
81 // { 72, "M9836B" , 240, 500, 20000 },
82 // { 73, "M9838B" , 240, 500, 50000 },
83 // { 74, "M9839B" , 240, 500, 100000 },
84 // { 75, "M9840B" , 500, 500, 200000 },
85 // { 76, "M9840" , 1500, 150, 200000 },
86 // { 77, "M9712B30" , 30, 500, 300 },
87 // { 78, "M9718E" , 120, 600, 6000 },
88 // { 79, "M9718F" , 480, 150, 6000 },
89 // { 80, "M9716E" , 480, 150, 3000 },
90 // { 81, "M9710" , 30, 150, 150 },
91 // { 82, "M9834" , 500, 150, 10000 },
92 // { 83, "M9835" , 500, 150, 15000 },
93 // { 84, "M9835B" , 240, 500, 15000 },
94 // { 85, "M9837" , 500, 150, 35000 },
95 // { 86, "M9837B" , 240, 500, 35000 },
96 // { 87, "M9838" , 500, 150, 50000 },
97 // { 88, "M9839" , 500, 150, 100000 },
98 // { 89, "M9835C" , 1000, 150, 15000 }, /* ?? */
99 // { 90, "M9836C" , 1000, 150, 20000 }, /* ?? */
100 // { 91, "M9718F-300", 480, 300, 6000 }, /* ?? */
101 // { 92, "M9836F" , 1000, 150, 20000 }, /* ?? */
102 // { 93, "M9836E" , 240, 600, 20000 }, /* ?? */
103 // { 94, "M9717D" , 240, 500, 3600 }, /* ?? */
104 // { 95, "M9836B-720", 240, 720, 20000 }, /* ?? */
105 // { 96, "M9834H" , 500, 150, 10000 }, /* ?? */
106 // { 97, "M9836H" , 500, 150, 20000 }, /* ?? */
107 // { 98, "M9718F-500", 480, 500, 6000 }, /* ?? */
108 // { 99, "M9834B" , 240, 500, 10000 }, /* ?? */
109 // { 100, "M9811" , 30, 150, 200 },
110 { 101, "M9812" , 30, 150, 300 },
111 // { 102, "M9812B" , 15, 500, 300 },
114 static struct sr_dev_driver maynuo_m97_driver_info;
116 static struct sr_dev_inst *probe_device(struct sr_modbus_dev_inst *modbus)
118 const struct maynuo_m97_model *model = NULL;
119 struct dev_context *devc;
120 struct sr_dev_inst *sdi;
121 struct sr_channel_group *cg;
122 struct sr_channel *ch;
123 uint16_t id, version;
126 int ret = maynuo_m97_get_model_version(modbus, &id, &version);
129 for (i = 0; i < ARRAY_SIZE(supported_models); i++)
130 if (id == supported_models[i].id) {
131 model = &supported_models[i];
135 sr_err("Unknown model: %d.", id);
139 sdi = g_malloc0(sizeof(struct sr_dev_inst));
140 sdi->status = SR_ST_INACTIVE;
141 sdi->vendor = g_strdup("Maynuo");
142 sdi->model = g_strdup(model->name);
143 sdi->version = g_strdup_printf("v%d.%d", version/10, version%10);
145 sdi->driver = &maynuo_m97_driver_info;
146 sdi->inst_type = SR_INST_MODBUS;
148 cg = g_malloc0(sizeof(struct sr_channel_group));
149 cg->name = g_strdup("1");
150 sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
152 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V1");
153 cg->channels = g_slist_append(cg->channels, ch);
155 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I1");
156 cg->channels = g_slist_append(cg->channels, ch);
158 devc = g_malloc0(sizeof(struct dev_context));
166 static int config_compare(gconstpointer a, gconstpointer b)
168 const struct sr_config *ac = a, *bc = b;
169 return ac->key != bc->key;
172 static GSList *scan(struct sr_dev_driver *di, GSList *options)
174 struct sr_config default_serialcomm = {
175 .key = SR_CONF_SERIALCOMM,
176 .data = g_variant_new_string("9600/8n1"),
178 struct sr_config default_modbusaddr = {
179 .key = SR_CONF_MODBUSADDR,
180 .data = g_variant_new_uint64(1),
182 GSList *opts = options, *devices;
184 if (!g_slist_find_custom(options, &default_serialcomm, config_compare))
185 opts = g_slist_prepend(opts, &default_serialcomm);
186 if (!g_slist_find_custom(options, &default_modbusaddr, config_compare))
187 opts = g_slist_prepend(opts, &default_modbusaddr);
189 devices = sr_modbus_scan(di->context, opts, probe_device);
191 while (opts != options)
192 opts = g_slist_delete_link(opts, opts);
193 g_variant_unref(default_serialcomm.data);
194 g_variant_unref(default_modbusaddr.data);
199 static int dev_open(struct sr_dev_inst *sdi)
201 struct sr_modbus_dev_inst *modbus = sdi->conn;
203 if (sr_modbus_open(modbus) < 0)
206 sdi->status = SR_ST_ACTIVE;
208 maynuo_m97_set_bit(modbus, PC1, 1);
213 static int dev_close(struct sr_dev_inst *sdi)
215 struct dev_context *devc;
216 struct sr_modbus_dev_inst *modbus;
218 if (sdi->status != SR_ST_ACTIVE)
219 return SR_ERR_DEV_CLOSED;
225 if (devc->expecting_registers) {
226 /* Wait for the last data that was requested from the device. */
227 uint16_t registers[devc->expecting_registers];
228 sr_modbus_read_holding_registers(modbus, -1,
229 devc->expecting_registers, registers);
232 maynuo_m97_set_bit(modbus, PC1, 0);
234 if (sr_modbus_close(modbus) < 0)
236 sdi->status = SR_ST_INACTIVE;
242 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
243 const struct sr_channel_group *cg)
245 struct dev_context *devc;
246 struct sr_modbus_dev_inst *modbus;
247 enum maynuo_m97_mode mode;
258 case SR_CONF_LIMIT_SAMPLES:
259 case SR_CONF_LIMIT_MSEC:
260 ret = sr_sw_limits_config_get(&devc->limits, key, data);
262 case SR_CONF_ENABLED:
263 if ((ret = maynuo_m97_get_bit(modbus, ISTATE, &ivalue)) == SR_OK)
264 *data = g_variant_new_boolean(ivalue);
266 case SR_CONF_REGULATION:
267 if ((ret = maynuo_m97_get_bit(modbus, UNREG, &ivalue)) != SR_OK)
270 *data = g_variant_new_string("UR");
271 else if ((ret = maynuo_m97_get_mode(modbus, &mode)) == SR_OK)
272 *data = g_variant_new_string(maynuo_m97_mode_to_str(mode));
274 case SR_CONF_VOLTAGE:
275 if ((ret = maynuo_m97_get_float(modbus, U, &fvalue)) == SR_OK)
276 *data = g_variant_new_double(fvalue);
278 case SR_CONF_VOLTAGE_TARGET:
279 if ((ret = maynuo_m97_get_float(modbus, UFIX, &fvalue)) == SR_OK)
280 *data = g_variant_new_double(fvalue);
282 case SR_CONF_CURRENT:
283 if ((ret = maynuo_m97_get_float(modbus, I, &fvalue)) == SR_OK)
284 *data = g_variant_new_double(fvalue);
286 case SR_CONF_CURRENT_LIMIT:
287 if ((ret = maynuo_m97_get_float(modbus, IFIX, &fvalue)) == SR_OK)
288 *data = g_variant_new_double(fvalue);
290 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
291 *data = g_variant_new_boolean(TRUE);
293 case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
294 if ((ret = maynuo_m97_get_bit(modbus, UOVER, &ivalue)) == SR_OK)
295 *data = g_variant_new_boolean(ivalue);
297 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
298 if ((ret = maynuo_m97_get_float(modbus, UMAX, &fvalue)) == SR_OK)
299 *data = g_variant_new_double(fvalue);
301 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
302 *data = g_variant_new_boolean(TRUE);
304 case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
305 if ((ret = maynuo_m97_get_bit(modbus, IOVER, &ivalue)) == SR_OK)
306 *data = g_variant_new_boolean(ivalue);
308 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
309 if ((ret = maynuo_m97_get_float(modbus, IMAX, &fvalue)) == SR_OK)
310 *data = g_variant_new_double(fvalue);
312 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
313 *data = g_variant_new_boolean(TRUE);
315 case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
316 if ((ret = maynuo_m97_get_bit(modbus, HEAT, &ivalue)) == SR_OK)
317 *data = g_variant_new_boolean(ivalue);
326 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
327 const struct sr_channel_group *cg)
329 struct dev_context *devc;
330 struct sr_modbus_dev_inst *modbus;
335 if (sdi->status != SR_ST_ACTIVE)
336 return SR_ERR_DEV_CLOSED;
343 case SR_CONF_LIMIT_SAMPLES:
344 case SR_CONF_LIMIT_MSEC:
345 ret = sr_sw_limits_config_set(&devc->limits, key, data);
347 case SR_CONF_ENABLED:
348 ret = maynuo_m97_set_input(modbus, g_variant_get_boolean(data));
350 case SR_CONF_VOLTAGE_TARGET:
351 ret = maynuo_m97_set_float(modbus, UFIX, g_variant_get_double(data));
353 case SR_CONF_CURRENT_LIMIT:
354 ret = maynuo_m97_set_float(modbus, IFIX, g_variant_get_double(data));
356 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
357 ret = maynuo_m97_set_float(modbus, UMAX, g_variant_get_double(data));
359 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
360 ret = maynuo_m97_set_float(modbus, IMAX, g_variant_get_double(data));
369 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
370 const struct sr_channel_group *cg)
372 struct dev_context *devc;
376 /* Always available, even without sdi. */
377 if (key == SR_CONF_SCAN_OPTIONS) {
378 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
379 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
381 } else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
382 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
383 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
393 /* No channel group: global options. */
395 case SR_CONF_DEVICE_OPTIONS:
396 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
397 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
404 case SR_CONF_DEVICE_OPTIONS:
405 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
406 devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
408 case SR_CONF_VOLTAGE_TARGET:
409 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
410 /* Min, max, write resolution. */
411 g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
412 g_variant_builder_add_value(&gvb, g_variant_new_double(devc->model->max_voltage));
413 g_variant_builder_add_value(&gvb, g_variant_new_double(0.001));
414 *data = g_variant_builder_end(&gvb);
416 case SR_CONF_CURRENT_LIMIT:
417 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
418 /* Min, max, step. */
419 g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
420 g_variant_builder_add_value(&gvb, g_variant_new_double(devc->model->max_current));
421 g_variant_builder_add_value(&gvb, g_variant_new_double(0.0001));
422 *data = g_variant_builder_end(&gvb);
432 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
434 struct dev_context *devc;
435 struct sr_modbus_dev_inst *modbus;
438 if (sdi->status != SR_ST_ACTIVE)
439 return SR_ERR_DEV_CLOSED;
444 if ((ret = sr_modbus_source_add(sdi->session, modbus, G_IO_IN, 10,
445 maynuo_m97_receive_data, (void *)sdi)) != SR_OK)
448 sr_sw_limits_acquisition_start(&devc->limits);
449 std_session_send_df_header(sdi);
451 return maynuo_m97_capture_start(sdi);
454 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
456 struct sr_modbus_dev_inst *modbus;
458 if (sdi->status != SR_ST_ACTIVE)
459 return SR_ERR_DEV_CLOSED;
461 std_session_send_df_end(sdi);
464 sr_modbus_source_remove(sdi->session, modbus);
469 static struct sr_dev_driver maynuo_m97_driver_info = {
470 .name = "maynuo-m97",
471 .longname = "maynuo M97/M98 series",
474 .cleanup = std_cleanup,
476 .dev_list = std_dev_list,
477 .config_get = config_get,
478 .config_set = config_set,
479 .config_list = config_list,
480 .dev_open = dev_open,
481 .dev_close = dev_close,
482 .dev_acquisition_start = dev_acquisition_start,
483 .dev_acquisition_stop = dev_acquisition_stop,
486 SR_REGISTER_DEV_DRIVER(maynuo_m97_driver_info);