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ebcd1aba DH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2019 Derek Hageman <hageman@inthat.cloud> | |
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 "protocol.h" | |
22 | ||
23 | static struct sr_dev_driver mooshimeter_dmm_driver_info; | |
24 | ||
25 | static const uint32_t scanopts[] = { | |
26 | SR_CONF_CONN, | |
27 | }; | |
28 | ||
29 | static const uint32_t drvopts[] = { | |
30 | SR_CONF_MULTIMETER, | |
31 | }; | |
32 | ||
33 | static const uint32_t devopts[] = { | |
34 | SR_CONF_CONTINUOUS, | |
35 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET | SR_CONF_LIST, | |
36 | SR_CONF_LIMIT_MSEC | SR_CONF_SET | SR_CONF_LIST, | |
37 | SR_CONF_AVG_SAMPLES | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
38 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
39 | SR_CONF_CHANNEL_CONFIG | SR_CONF_SET, | |
40 | }; | |
41 | ||
42 | static void init_dev(struct sr_dev_inst *sdi) | |
43 | { | |
44 | struct dev_context *devc; | |
45 | struct sr_channel *chan; | |
46 | ||
47 | devc = g_new0(struct dev_context, 1); | |
48 | sdi->priv = devc; | |
49 | sdi->status = SR_ST_INITIALIZING; | |
50 | sdi->vendor = g_strdup("Mooshim Engineering"); | |
51 | sdi->model = g_strdup("Mooshimeter"); | |
52 | ||
53 | sr_sw_limits_init(&devc->limits); | |
54 | ||
55 | chan = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1"); | |
56 | devc->channel_meaning[0].mq = SR_MQ_CURRENT; | |
57 | devc->channel_meaning[0].unit = SR_UNIT_AMPERE; | |
58 | devc->channel_meaning[0].mqflags = SR_MQFLAG_DC; | |
59 | devc->channel_meaning[0].channels = g_slist_prepend(NULL, chan); | |
60 | ||
61 | chan = sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "CH2"); | |
62 | devc->channel_meaning[1].mq = SR_MQ_VOLTAGE; | |
63 | devc->channel_meaning[1].unit = SR_UNIT_VOLT; | |
64 | devc->channel_meaning[1].mqflags = SR_MQFLAG_DC; | |
65 | devc->channel_meaning[1].channels = g_slist_prepend(NULL, chan); | |
66 | ||
67 | chan = sr_channel_new(sdi, 2, SR_CHANNEL_ANALOG, FALSE, "P"); | |
68 | devc->channel_meaning[2].mq = SR_MQ_POWER; | |
69 | devc->channel_meaning[2].unit = SR_UNIT_WATT; | |
70 | devc->channel_meaning[2].mqflags = SR_MQFLAG_RMS; | |
71 | devc->channel_meaning[2].channels = g_slist_prepend(NULL, chan); | |
72 | } | |
73 | ||
74 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
75 | { | |
76 | struct sr_bt_desc *desc; | |
77 | const char *conn; | |
78 | struct sr_config *src; | |
79 | GSList *l; | |
80 | int ret; | |
81 | ||
82 | conn = NULL; | |
83 | for (l = options; l; l = l->next) { | |
84 | src = l->data; | |
85 | switch (src->key) { | |
86 | case SR_CONF_CONN: | |
87 | conn = g_variant_get_string(src->data, NULL); | |
88 | break; | |
89 | } | |
90 | } | |
91 | ||
92 | if (!conn) | |
93 | return NULL; | |
94 | ||
95 | desc = sr_bt_desc_new(); | |
96 | if (!desc) | |
97 | return NULL; | |
98 | ||
99 | ret = sr_bt_config_addr_remote(desc, conn); | |
100 | if (ret < 0) | |
101 | goto err; | |
102 | ||
103 | /* | |
104 | * These handles where queried with btgatt-client, since the | |
105 | * documentation specifies them in terms of UUIDs. | |
106 | * | |
107 | * service - start: 0x0010, end: 0xffff, type: primary, uuid: 1bc5ffa0-0200-62ab-e411-f254e005dbd4 | |
108 | * charac - start: 0x0011, value: 0x0012, props: 0x08, ext_props: 0x0000, uuid: 1bc5ffa1-0200-62ab-e411-f254e005dbd4 | |
109 | * descr - handle: 0x0013, uuid: 00002901-0000-1000-8000-00805f9b34fb | |
110 | * charac - start: 0x0014, value: 0x0015, props: 0x10, ext_props: 0x0000, uuid: 1bc5ffa2-0200-62ab-e411-f254e005dbd4 | |
111 | * descr - handle: 0x0016, uuid: 00002902-0000-1000-8000-00805f9b34fb | |
112 | * descr - handle: 0x0017, uuid: 00002901-0000-1000-8000-00805f9b34fb | |
113 | */ | |
114 | ret = sr_bt_config_notify(desc, 0x0015, 0x0012, 0x0016, 0x0001); | |
115 | if (ret < 0) | |
116 | goto err; | |
117 | ||
59d916fe UH |
118 | ret = sr_bt_connect_ble(desc); |
119 | if (ret < 0) | |
120 | goto err; | |
121 | sr_bt_disconnect(desc); | |
122 | ||
ebcd1aba DH |
123 | struct sr_dev_inst *sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
124 | struct dev_context *devc = g_malloc0(sizeof(struct dev_context)); | |
125 | ||
126 | sdi->priv = devc; | |
127 | sdi->inst_type = SR_INST_USER; | |
128 | sdi->connection_id = g_strdup(conn); | |
129 | sdi->conn = desc; | |
130 | ||
131 | init_dev(sdi); | |
132 | ||
133 | return std_scan_complete(di, g_slist_prepend(NULL, sdi)); | |
134 | ||
135 | err: | |
136 | sr_bt_desc_free(desc); | |
137 | return NULL; | |
138 | } | |
139 | ||
140 | static int dev_clear(const struct sr_dev_driver *di) | |
141 | { | |
142 | struct drv_context *drvc = di->context; | |
143 | struct sr_dev_inst *sdi; | |
144 | GSList *l; | |
145 | ||
146 | if (drvc) { | |
147 | for (l = drvc->instances; l; l = l->next) { | |
148 | sdi = l->data; | |
149 | struct sr_bt_desc *desc = sdi->conn; | |
150 | if (desc) | |
151 | sr_bt_desc_free(desc); | |
152 | sdi->conn = NULL; | |
153 | } | |
154 | } | |
155 | ||
156 | return std_dev_clear(di); | |
157 | } | |
158 | ||
159 | static int set_channel1_mean(const struct sr_dev_inst *sdi) | |
160 | { | |
161 | struct dev_context *devc = sdi->priv; | |
162 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_RMS; | |
163 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_DC; | |
164 | ||
165 | return mooshimeter_dmm_set_chooser(sdi, "CH1:ANALYSIS", | |
166 | "CH1:ANALYSIS:MEAN"); | |
167 | } | |
168 | ||
169 | static int set_channel1_rms(const struct sr_dev_inst *sdi) | |
170 | { | |
171 | struct dev_context *devc = sdi->priv; | |
172 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_DC; | |
173 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_RMS; | |
174 | ||
175 | return mooshimeter_dmm_set_chooser(sdi, "CH1:ANALYSIS", | |
176 | "CH1:ANALYSIS:RMS"); | |
177 | } | |
178 | ||
179 | static int set_channel1_buffer(const struct sr_dev_inst *sdi) | |
180 | { | |
181 | struct dev_context *devc = sdi->priv; | |
182 | devc->channel_meaning[0].mqflags &= ~(SR_MQFLAG_DC | SR_MQFLAG_RMS); | |
183 | ||
184 | return mooshimeter_dmm_set_chooser(sdi, "CH1:ANALYSIS", | |
185 | "CH1:ANALYSIS:BUFFER"); | |
186 | } | |
187 | ||
188 | static int set_channel2_mean(const struct sr_dev_inst *sdi) | |
189 | { | |
190 | struct dev_context *devc = sdi->priv; | |
191 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_RMS; | |
192 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_DC; | |
193 | ||
194 | return mooshimeter_dmm_set_chooser(sdi, "CH2:ANALYSIS", | |
195 | "CH2:ANALYSIS:MEAN"); | |
196 | } | |
197 | ||
198 | static int set_channel2_rms(const struct sr_dev_inst *sdi) | |
199 | { | |
200 | struct dev_context *devc = sdi->priv; | |
201 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_DC; | |
202 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_RMS; | |
203 | ||
204 | return mooshimeter_dmm_set_chooser(sdi, "CH2:ANALYSIS", | |
205 | "CH2:ANALYSIS:RMS"); | |
206 | } | |
207 | ||
208 | static int set_channel2_buffer(const struct sr_dev_inst *sdi) | |
209 | { | |
210 | struct dev_context *devc = sdi->priv; | |
211 | ||
212 | devc->channel_meaning[1].mqflags &= ~(SR_MQFLAG_DC | SR_MQFLAG_RMS); | |
213 | ||
214 | return mooshimeter_dmm_set_chooser(sdi, "CH2:ANALYSIS", | |
215 | "CH2:ANALYSIS:BUFFER"); | |
216 | } | |
217 | ||
218 | static void autorange_channel1_current(const struct sr_dev_inst *sdi, | |
219 | float value) | |
220 | { | |
221 | mooshimeter_dmm_set_autorange(sdi, "CH1:RANGE_I", | |
222 | "CH1:MAPPING:CURRENT", value); | |
223 | } | |
224 | ||
225 | static int configure_channel1_current(const struct sr_dev_inst *sdi, | |
226 | float range) | |
227 | { | |
228 | struct dev_context *devc = sdi->priv; | |
229 | int ret; | |
230 | ||
231 | ret = mooshimeter_dmm_set_chooser(sdi, "CH1:MAPPING", | |
232 | "CH1:MAPPING:CURRENT"); | |
233 | if (ret != SR_OK) | |
234 | return ret; | |
235 | ||
236 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH1:RANGE_I", | |
237 | "CH1:MAPPING:CURRENT", range); | |
238 | if (ret != SR_OK) | |
239 | return ret; | |
240 | ||
241 | if (range <= 0) { | |
242 | devc->channel_autorange[0] = autorange_channel1_current; | |
243 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_AUTORANGE; | |
244 | } else { | |
245 | devc->channel_autorange[0] = NULL; | |
246 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
247 | } | |
248 | ||
249 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_DIODE; | |
250 | devc->channel_meaning[0].mq = SR_MQ_CURRENT; | |
251 | devc->channel_meaning[0].unit = SR_UNIT_AMPERE; | |
252 | ||
253 | return SR_OK; | |
254 | } | |
255 | ||
256 | static void autorange_channel1_temperature(const struct sr_dev_inst *sdi, | |
257 | float value) | |
258 | { | |
259 | mooshimeter_dmm_set_autorange(sdi, "CH1:RANGE_I", | |
260 | "CH1:MAPPING:TEMP", value); | |
261 | } | |
262 | ||
263 | static int configure_channel1_temperature(const struct sr_dev_inst *sdi, | |
264 | float range) | |
265 | { | |
266 | struct dev_context *devc = sdi->priv; | |
267 | int ret; | |
268 | ||
269 | ret = mooshimeter_dmm_set_chooser(sdi, "CH1:MAPPING", | |
270 | "CH1:MAPPING:TEMP"); | |
271 | if (ret != SR_OK) | |
272 | return ret; | |
273 | ||
274 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH1:RANGE_I", | |
275 | "CH1:MAPPING:TEMP", range); | |
276 | if (ret != SR_OK) | |
277 | return ret; | |
278 | ||
279 | if (range <= 0) { | |
280 | devc->channel_autorange[0] = autorange_channel1_temperature; | |
281 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_AUTORANGE; | |
282 | } else { | |
283 | devc->channel_autorange[0] = NULL; | |
284 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
285 | } | |
286 | ||
287 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_DIODE; | |
288 | devc->channel_meaning[0].mq = SR_MQ_TEMPERATURE; | |
289 | devc->channel_meaning[0].unit = SR_UNIT_KELVIN; | |
290 | ||
291 | return SR_OK; | |
292 | } | |
293 | ||
294 | static void autorange_channel1_auxv(const struct sr_dev_inst *sdi, | |
295 | float value) | |
296 | { | |
297 | mooshimeter_dmm_set_autorange(sdi, "CH1:RANGE_I", | |
298 | "SHARED:AUX_V", value); | |
299 | } | |
300 | ||
301 | static int configure_channel1_auxv(const struct sr_dev_inst *sdi, | |
302 | float range) | |
303 | { | |
304 | struct dev_context *devc = sdi->priv; | |
305 | int ret; | |
306 | ||
307 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:AUX_V"); | |
308 | if (ret != SR_OK) | |
309 | return ret; | |
310 | ||
311 | ret = mooshimeter_dmm_set_chooser(sdi, "CH1:MAPPING", | |
312 | "CH1:MAPPING:SHARED"); | |
313 | if (ret != SR_OK) | |
314 | return ret; | |
315 | ||
316 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH1:RANGE_I", | |
317 | "SHARED:AUX_V", range); | |
318 | if (ret != SR_OK) | |
319 | return ret; | |
320 | ||
321 | if (range <= 0) { | |
322 | devc->channel_autorange[0] = autorange_channel1_auxv; | |
323 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_AUTORANGE; | |
324 | } else { | |
325 | devc->channel_autorange[0] = NULL; | |
326 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
327 | } | |
328 | ||
329 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_DIODE; | |
330 | devc->channel_meaning[0].mq = SR_MQ_VOLTAGE; | |
331 | devc->channel_meaning[0].unit = SR_UNIT_VOLT; | |
332 | ||
333 | return SR_OK; | |
334 | } | |
335 | ||
336 | static void autorange_channel1_resistance(const struct sr_dev_inst *sdi, | |
337 | float value) | |
338 | { | |
339 | mooshimeter_dmm_set_autorange(sdi, "CH1:RANGE_I", | |
340 | "SHARED:RESISTANCE", value); | |
341 | } | |
342 | ||
343 | static int configure_channel1_resistance(const struct sr_dev_inst *sdi, | |
344 | float range) | |
345 | { | |
346 | struct dev_context *devc = sdi->priv; | |
347 | int ret; | |
348 | ||
349 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:RESISTANCE"); | |
350 | if (ret != SR_OK) | |
351 | return ret; | |
352 | ||
353 | ret = mooshimeter_dmm_set_chooser(sdi, "CH1:MAPPING", | |
354 | "CH1:MAPPING:SHARED"); | |
355 | if (ret != SR_OK) | |
356 | return ret; | |
357 | ||
358 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH1:RANGE_I", | |
359 | "SHARED:RESISTANCE", range); | |
360 | if (ret != SR_OK) | |
361 | return ret; | |
362 | ||
363 | if (range <= 0) { | |
364 | devc->channel_autorange[0] = autorange_channel1_resistance; | |
365 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_AUTORANGE; | |
366 | } else { | |
367 | devc->channel_autorange[0] = NULL; | |
368 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
369 | } | |
370 | ||
371 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_DIODE; | |
372 | devc->channel_meaning[0].mq = SR_MQ_RESISTANCE; | |
373 | devc->channel_meaning[0].unit = SR_UNIT_OHM; | |
374 | ||
375 | return SR_OK; | |
376 | } | |
377 | ||
378 | static void autorange_channel1_diode(const struct sr_dev_inst *sdi, | |
379 | float value) | |
380 | { | |
381 | mooshimeter_dmm_set_autorange(sdi, "CH1:RANGE_I", | |
382 | "SHARED:DIODE", value); | |
383 | } | |
384 | ||
385 | static int configure_channel1_diode(const struct sr_dev_inst *sdi, | |
386 | float range) | |
387 | { | |
388 | struct dev_context *devc = sdi->priv; | |
389 | int ret; | |
390 | ||
391 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:DIODE"); | |
392 | if (ret != SR_OK) | |
393 | return ret; | |
394 | ||
395 | ret = mooshimeter_dmm_set_chooser(sdi, "CH1:MAPPING", | |
396 | "CH1:MAPPING:SHARED"); | |
397 | if (ret != SR_OK) | |
398 | return ret; | |
399 | ||
400 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH1:RANGE_I", | |
401 | "SHARED:DIODE", range); | |
402 | if (ret != SR_OK) | |
403 | return ret; | |
404 | ||
405 | if (range <= 0) { | |
406 | devc->channel_autorange[0] = autorange_channel1_diode; | |
407 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_AUTORANGE; | |
408 | } else { | |
409 | devc->channel_autorange[0] = NULL; | |
410 | devc->channel_meaning[0].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
411 | } | |
412 | ||
413 | devc->channel_meaning[0].mqflags |= SR_MQFLAG_DIODE; | |
414 | devc->channel_meaning[0].mq = SR_MQ_VOLTAGE; | |
415 | devc->channel_meaning[0].unit = SR_UNIT_VOLT; | |
416 | ||
417 | return SR_OK; | |
418 | } | |
419 | ||
420 | static void autorange_channel2_voltage(const struct sr_dev_inst *sdi, | |
421 | float value) | |
422 | { | |
423 | mooshimeter_dmm_set_autorange(sdi, "CH2:RANGE_I", | |
424 | "CH2:MAPPING:VOLTAGE", value); | |
425 | } | |
426 | ||
427 | static int configure_channel2_voltage(const struct sr_dev_inst *sdi, | |
428 | float range) | |
429 | { | |
430 | struct dev_context *devc = sdi->priv; | |
431 | int ret; | |
432 | ||
433 | ret = mooshimeter_dmm_set_chooser(sdi, "CH2:MAPPING", | |
434 | "CH2:MAPPING:VOLTAGE"); | |
435 | if (ret != SR_OK) | |
436 | return ret; | |
437 | ||
438 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH2:RANGE_I", | |
439 | "CH2:MAPPING:VOLTAGE", range); | |
440 | if (ret != SR_OK) | |
441 | return ret; | |
442 | ||
443 | if (range <= 0) { | |
444 | devc->channel_autorange[1] = autorange_channel2_voltage; | |
445 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_AUTORANGE; | |
446 | } else { | |
447 | devc->channel_autorange[1] = NULL; | |
448 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
449 | } | |
450 | ||
451 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_DIODE; | |
452 | devc->channel_meaning[1].mq = SR_MQ_VOLTAGE; | |
453 | devc->channel_meaning[1].unit = SR_UNIT_VOLT; | |
454 | ||
455 | return SR_OK; | |
456 | } | |
457 | ||
458 | static void autorange_channel2_temperature(const struct sr_dev_inst *sdi, | |
459 | float value) | |
460 | { | |
461 | mooshimeter_dmm_set_autorange(sdi, "CH2:RANGE_I", | |
462 | "CH2:MAPPING:TEMP", value); | |
463 | } | |
464 | ||
465 | static int configure_channel2_temperature(const struct sr_dev_inst *sdi, | |
466 | float range) | |
467 | { | |
468 | struct dev_context *devc = sdi->priv; | |
469 | int ret; | |
470 | ||
471 | ret = mooshimeter_dmm_set_chooser(sdi, "CH2:MAPPING", | |
472 | "CH2:MAPPING:TEMP"); | |
473 | if (ret != SR_OK) | |
474 | return ret; | |
475 | ||
476 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH2:RANGE_I", | |
477 | "CH2:MAPPING:TEMP", range); | |
478 | if (ret != SR_OK) | |
479 | return ret; | |
480 | ||
481 | if (range <= 0) { | |
482 | devc->channel_autorange[1] = autorange_channel2_temperature; | |
483 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_AUTORANGE; | |
484 | } else { | |
485 | devc->channel_autorange[1] = NULL; | |
486 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
487 | } | |
488 | ||
489 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_DIODE; | |
490 | devc->channel_meaning[1].mq = SR_MQ_TEMPERATURE; | |
491 | devc->channel_meaning[1].unit = SR_UNIT_CELSIUS; | |
492 | ||
493 | return SR_OK; | |
494 | } | |
495 | ||
496 | static void autorange_channel2_auxv(const struct sr_dev_inst *sdi, | |
497 | float value) | |
498 | { | |
499 | mooshimeter_dmm_set_autorange(sdi, "CH2:RANGE_I", | |
500 | "SHARED:AUX_V", value); | |
501 | } | |
502 | ||
503 | static int configure_channel2_auxv(const struct sr_dev_inst *sdi, | |
504 | float range) | |
505 | { | |
506 | struct dev_context *devc = sdi->priv; | |
507 | int ret; | |
508 | ||
509 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:AUX_V"); | |
510 | if (ret != SR_OK) | |
511 | return ret; | |
512 | ||
513 | ret = mooshimeter_dmm_set_chooser(sdi, "CH2:MAPPING", | |
514 | "CH2:MAPPING:SHARED"); | |
515 | if (ret != SR_OK) | |
516 | return ret; | |
517 | ||
518 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH2:RANGE_I", | |
519 | "SHARED:AUX_V", range); | |
520 | if (ret != SR_OK) | |
521 | return ret; | |
522 | ||
523 | if (range <= 0) { | |
524 | devc->channel_autorange[1] = autorange_channel2_auxv; | |
525 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_AUTORANGE; | |
526 | } else { | |
527 | devc->channel_autorange[1] = NULL; | |
528 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
529 | } | |
530 | ||
531 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_DIODE; | |
532 | devc->channel_meaning[1].mq = SR_MQ_VOLTAGE; | |
533 | devc->channel_meaning[1].unit = SR_UNIT_VOLT; | |
534 | ||
535 | return SR_OK; | |
536 | } | |
537 | ||
538 | static void autorange_channel2_resistance(const struct sr_dev_inst *sdi, | |
539 | float value) | |
540 | { | |
541 | mooshimeter_dmm_set_autorange(sdi, "CH2:RANGE_I", | |
542 | "SHARED:RESISTANCE", value); | |
543 | } | |
544 | ||
545 | static int configure_channel2_resistance(const struct sr_dev_inst *sdi, | |
546 | float range) | |
547 | { | |
548 | struct dev_context *devc = sdi->priv; | |
549 | int ret; | |
550 | ||
551 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:RESISTANCE"); | |
552 | if (ret != SR_OK) | |
553 | return ret; | |
554 | ||
555 | ret = mooshimeter_dmm_set_chooser(sdi, "CH2:MAPPING", | |
556 | "CH2:MAPPING:SHARED"); | |
557 | if (ret != SR_OK) | |
558 | return ret; | |
559 | ||
560 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH2:RANGE_I", | |
561 | "SHARED:RESISTANCE", range); | |
562 | if (ret != SR_OK) | |
563 | return ret; | |
564 | ||
565 | if (range <= 0) { | |
566 | devc->channel_autorange[1] = autorange_channel2_resistance; | |
567 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_AUTORANGE; | |
568 | } else { | |
569 | devc->channel_autorange[1] = NULL; | |
570 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
571 | } | |
572 | ||
573 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_DIODE; | |
574 | devc->channel_meaning[1].mq = SR_MQ_RESISTANCE; | |
575 | devc->channel_meaning[1].unit = SR_UNIT_OHM; | |
576 | ||
577 | return SR_OK; | |
578 | } | |
579 | ||
580 | static void autorange_channel2_diode(const struct sr_dev_inst *sdi, | |
581 | float value) | |
582 | { | |
583 | mooshimeter_dmm_set_autorange(sdi, "CH2:RANGE_I", | |
584 | "SHARED:DIODE", value); | |
585 | } | |
586 | ||
587 | static int configure_channel2_diode(const struct sr_dev_inst *sdi, | |
588 | float range) | |
589 | { | |
590 | struct dev_context *devc = sdi->priv; | |
591 | int ret; | |
592 | ||
593 | ret = mooshimeter_dmm_set_chooser(sdi, "SHARED", "SHARED:DIODE"); | |
594 | if (ret != SR_OK) | |
595 | return ret; | |
596 | ||
597 | ret = mooshimeter_dmm_set_chooser(sdi, "CH2:MAPPING", | |
598 | "CH2:MAPPING:SHARED"); | |
599 | if (ret != SR_OK) | |
600 | return ret; | |
601 | ||
602 | ret = mooshimeter_dmm_set_larger_number(sdi, "CH2:RANGE_I", | |
603 | "SHARED:DIODE", range); | |
604 | if (ret != SR_OK) | |
605 | return ret; | |
606 | ||
607 | if (range <= 0) { | |
608 | devc->channel_autorange[1] = autorange_channel2_diode; | |
609 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_AUTORANGE; | |
610 | } else { | |
611 | devc->channel_autorange[1] = NULL; | |
612 | devc->channel_meaning[1].mqflags &= ~SR_MQFLAG_AUTORANGE; | |
613 | } | |
614 | ||
615 | devc->channel_meaning[1].mqflags |= SR_MQFLAG_DIODE; | |
616 | devc->channel_meaning[1].mq = SR_MQ_VOLTAGE; | |
617 | devc->channel_meaning[1].unit = SR_UNIT_VOLT; | |
618 | ||
619 | return SR_OK; | |
620 | } | |
621 | ||
622 | /* | |
623 | * Full string: CH1,CH2 | |
624 | * Each channel: MODE[:RANGE[:ANALYSIS]] | |
625 | * Channel 1 mode: | |
626 | * Current, A | |
627 | * Temperature, T, K | |
628 | * Resistance, Ohm, W | |
629 | * Diode, D | |
630 | * Aux, LV | |
631 | * Channel 2 mode: | |
632 | * Voltage, V | |
633 | * Temperature, T, K | |
634 | * Resistance, Ohm, W | |
635 | * Diode, D | |
636 | * Aux, LV | |
637 | * Range is the upper bound of the range (e.g. 60 for 0-60 V or 600 for 0-600), | |
638 | * zero or absent for autoranging | |
639 | * Analysis: | |
640 | * Mean, DC | |
641 | * RMS, AC | |
642 | * Buffer, Samples | |
643 | */ | |
644 | static int apply_channel_config(const struct sr_dev_inst *sdi, | |
645 | const char *config) | |
646 | { | |
647 | gchar **channel_config; | |
648 | gchar **parameters; | |
649 | const gchar *param; | |
650 | int ret = SR_ERR; | |
651 | float range; | |
652 | gboolean shared_in_use = FALSE; | |
653 | ||
654 | channel_config = g_strsplit_set(config, ",/", -1); | |
655 | if (!channel_config[0]) | |
656 | goto err_free_channel_config; | |
657 | ||
658 | parameters = g_strsplit_set(channel_config[0], ":;", -1); | |
659 | if (parameters[0] && parameters[0][0]) { | |
660 | range = 0; | |
661 | if (parameters[1]) | |
662 | range = g_ascii_strtod(parameters[1], NULL); | |
663 | ||
664 | param = parameters[0]; | |
665 | if (!g_ascii_strncasecmp(param, "Resistance", 10) || | |
666 | !g_ascii_strncasecmp(param, "Ohm", 3) || | |
667 | !g_ascii_strncasecmp(param, "W", 1) || | |
668 | !g_ascii_strncasecmp(param, "R", 1)) { | |
669 | ret = configure_channel1_resistance(sdi, range); | |
670 | if (ret != SR_OK) | |
671 | goto err_free_parameters; | |
672 | shared_in_use = TRUE; | |
673 | } else if (!g_ascii_strncasecmp(param, "Diode", 5) || | |
674 | !g_ascii_strncasecmp(param, "D", 1)) { | |
675 | ret = configure_channel1_diode(sdi, range); | |
676 | if (ret != SR_OK) | |
677 | goto err_free_parameters; | |
678 | shared_in_use = TRUE; | |
679 | } else if (!g_ascii_strncasecmp(param, "Aux", 3) || | |
680 | !g_ascii_strncasecmp(param, "LV", 2)) { | |
681 | ret = configure_channel1_auxv(sdi, range); | |
682 | if (ret != SR_OK) | |
683 | goto err_free_parameters; | |
684 | shared_in_use = TRUE; | |
685 | } else if (!g_ascii_strncasecmp(param, "T", 1) || | |
686 | !g_ascii_strncasecmp(param, "K", 1)) { | |
687 | ret = configure_channel1_temperature(sdi, range); | |
688 | if (ret != SR_OK) | |
689 | goto err_free_parameters; | |
690 | } else if (!g_ascii_strncasecmp(param, "Current", 7) || | |
691 | !g_ascii_strncasecmp(param, "A", 1) || | |
692 | *parameters[0]) { | |
693 | ret = configure_channel1_current(sdi, range); | |
694 | if (ret != SR_OK) | |
695 | goto err_free_parameters; | |
696 | } else { | |
697 | sr_info("Unrecognized mode for CH1: %s.", param); | |
698 | ret = configure_channel1_current(sdi, range); | |
699 | if (ret != SR_OK) | |
700 | goto err_free_parameters; | |
701 | } | |
702 | ||
703 | if (parameters[1] && parameters[2]) { | |
704 | param = parameters[2]; | |
705 | if (!g_ascii_strcasecmp(param, "RMS") || | |
706 | !g_ascii_strcasecmp(param, "AC")) { | |
707 | ret = set_channel1_rms(sdi); | |
708 | if (ret != SR_OK) | |
709 | goto err_free_parameters; | |
710 | } else if (!g_ascii_strcasecmp(param, "Buffer") || | |
711 | !g_ascii_strcasecmp(param, "Samples")) { | |
712 | ret = set_channel1_buffer(sdi); | |
713 | if (ret != SR_OK) | |
714 | goto err_free_parameters; | |
715 | } else { | |
716 | ret = set_channel1_mean(sdi); | |
717 | if (ret != SR_OK) | |
718 | goto err_free_parameters; | |
719 | } | |
720 | } | |
721 | } | |
722 | g_strfreev(parameters); | |
723 | ||
724 | if (!channel_config[1]) { | |
725 | g_strfreev(channel_config); | |
726 | return SR_OK; | |
727 | } | |
728 | ||
729 | parameters = g_strsplit_set(channel_config[1], ":;", -1); | |
730 | if (parameters[0] && parameters[0][0]) { | |
731 | range = 0; | |
732 | if (parameters[1]) | |
733 | range = g_ascii_strtod(parameters[1], NULL); | |
734 | ||
735 | param = parameters[0]; | |
736 | if (!g_ascii_strncasecmp(param, "Resistance", 10) || | |
737 | !g_ascii_strncasecmp(param, "Ohm", 3) || | |
738 | !g_ascii_strncasecmp(param, "W", 1) || | |
739 | !g_ascii_strncasecmp(param, "R", 1)) { | |
740 | if (shared_in_use) { | |
741 | ret = SR_ERR; | |
742 | goto err_free_parameters; | |
743 | } | |
744 | ret = configure_channel2_resistance(sdi, range); | |
745 | if (ret != SR_OK) | |
746 | goto err_free_parameters; | |
747 | } else if (!g_ascii_strncasecmp(param, "Diode", 5) || | |
748 | !g_ascii_strncasecmp(param, "D", 1)) { | |
749 | if (shared_in_use) { | |
750 | ret = SR_ERR; | |
751 | goto err_free_parameters; | |
752 | } | |
753 | ret = configure_channel2_diode(sdi, range); | |
754 | if (ret != SR_OK) | |
755 | goto err_free_parameters; | |
756 | } else if (!g_ascii_strncasecmp(param, "Aux", 3) || | |
757 | !g_ascii_strncasecmp(param, "LV", 2)) { | |
758 | if (shared_in_use) { | |
759 | ret = SR_ERR; | |
760 | goto err_free_parameters; | |
761 | } | |
762 | ret = configure_channel2_auxv(sdi, range); | |
763 | if (ret != SR_OK) | |
764 | goto err_free_parameters; | |
765 | } else if (!g_ascii_strncasecmp(param, "T", 1) || | |
766 | !g_ascii_strncasecmp(param, "K", 1)) { | |
767 | ret = configure_channel2_temperature(sdi, range); | |
768 | if (ret != SR_OK) | |
769 | goto err_free_parameters; | |
770 | } else if (!g_ascii_strncasecmp(param, "V", 1) || | |
771 | !param[0]) { | |
772 | ret = configure_channel2_voltage(sdi, range); | |
773 | if (ret != SR_OK) | |
774 | goto err_free_parameters; | |
775 | } else { | |
776 | sr_info("Unrecognized mode for CH2: %s.", param); | |
777 | ret = configure_channel2_voltage(sdi, range); | |
778 | if (ret != SR_OK) | |
779 | goto err_free_parameters; | |
780 | } | |
781 | ||
782 | if (parameters[1] && parameters[2]) { | |
783 | param = parameters[2]; | |
784 | if (!g_ascii_strcasecmp(param, "RMS") || | |
785 | !g_ascii_strcasecmp(param, "AC")) { | |
786 | ret = set_channel2_rms(sdi); | |
787 | if (ret != SR_OK) | |
788 | goto err_free_parameters; | |
789 | } else if (!g_ascii_strcasecmp(param, "Buffer") || | |
790 | !g_ascii_strcasecmp(param, "Samples")) { | |
791 | ret = set_channel2_buffer(sdi); | |
792 | if (ret != SR_OK) | |
793 | goto err_free_parameters; | |
794 | } else { | |
795 | ret = set_channel2_mean(sdi); | |
796 | if (ret != SR_OK) | |
797 | goto err_free_parameters; | |
798 | } | |
799 | } | |
800 | } | |
801 | g_strfreev(parameters); | |
802 | ||
803 | g_strfreev(channel_config); | |
804 | return SR_OK; | |
805 | ||
806 | err_free_parameters: | |
807 | g_strfreev(parameters); | |
808 | err_free_channel_config: | |
809 | g_strfreev(channel_config); | |
810 | return ret; | |
811 | } | |
812 | ||
813 | static int dev_open(struct sr_dev_inst *sdi) | |
814 | { | |
815 | int ret; | |
816 | ||
817 | ret = mooshimeter_dmm_open(sdi); | |
818 | if (ret != SR_OK) | |
819 | return ret; | |
820 | ||
821 | sdi->status = SR_ST_INACTIVE; | |
822 | ||
823 | ret = mooshimeter_dmm_set_chooser(sdi, "SAMPLING:TRIGGER", | |
824 | "SAMPLING:TRIGGER:OFF"); | |
825 | if (ret != SR_OK) | |
826 | return ret; | |
827 | ||
828 | ret = mooshimeter_dmm_set_larger_number(sdi, "SAMPLING:RATE", | |
829 | "SAMPLING:RATE", 125); | |
830 | if (ret != SR_OK) | |
831 | return ret; | |
832 | ||
833 | ret = mooshimeter_dmm_set_larger_number(sdi, "SAMPLING:DEPTH", | |
834 | "SAMPLING:DEPTH", 64); | |
835 | if (ret != SR_OK) | |
836 | return ret; | |
837 | ||
838 | /* Looks like these sometimes get set to 8, somehow? */ | |
839 | ret = mooshimeter_dmm_set_integer(sdi, "CH1:BUF_BPS", 24); | |
840 | if (ret != SR_OK) | |
841 | return ret; | |
842 | ||
843 | ret = mooshimeter_dmm_set_integer(sdi, "CH2:BUF_BPS", 24); | |
844 | if (ret != SR_OK) | |
845 | return ret; | |
846 | ||
847 | ret = configure_channel1_current(sdi, 0); | |
848 | if (ret != SR_OK) | |
849 | return ret; | |
850 | ||
851 | ret = set_channel1_mean(sdi); | |
852 | if (ret != SR_OK) | |
853 | return ret; | |
854 | ||
855 | ret = configure_channel2_voltage(sdi, 0); | |
856 | if (ret != SR_OK) | |
857 | return ret; | |
858 | ||
859 | ret = set_channel2_mean(sdi); | |
860 | if (ret != SR_OK) | |
861 | return ret; | |
862 | ||
863 | sdi->status = SR_ST_ACTIVE; | |
864 | ||
865 | return SR_OK; | |
866 | } | |
867 | ||
868 | static int dev_close(struct sr_dev_inst *sdi) | |
869 | { | |
870 | struct dev_context *devc = sdi->priv; | |
871 | ||
872 | sdi->status = SR_ST_INACTIVE; | |
873 | ||
874 | g_slist_free(devc->channel_meaning[0].channels); | |
875 | devc->channel_meaning[0].channels = NULL; | |
876 | ||
877 | g_slist_free(devc->channel_meaning[1].channels); | |
878 | devc->channel_meaning[1].channels = NULL; | |
879 | ||
880 | g_slist_free(devc->channel_meaning[2].channels); | |
881 | devc->channel_meaning[2].channels = NULL; | |
882 | ||
883 | return mooshimeter_dmm_close(sdi); | |
884 | } | |
885 | ||
886 | static int config_get(uint32_t key, GVariant **data, | |
887 | const struct sr_dev_inst *sdi, | |
888 | const struct sr_channel_group *cg) | |
889 | { | |
890 | struct dev_context *devc = sdi->priv; | |
891 | int ret; | |
892 | float value; | |
893 | ||
894 | (void)cg; | |
895 | ||
896 | switch (key) { | |
897 | case SR_CONF_SAMPLERATE: | |
898 | ret = mooshimeter_dmm_get_chosen_number(sdi, "SAMPLING:RATE", | |
899 | "SAMPLING:RATE", &value); | |
900 | if (ret != SR_OK) | |
901 | return ret; | |
902 | *data = g_variant_new_uint64((guint64)value); | |
903 | return SR_OK; | |
904 | case SR_CONF_AVG_SAMPLES: | |
905 | ret = mooshimeter_dmm_get_chosen_number(sdi, "SAMPLING:DEPTH", | |
906 | "SAMPLING:DEPTH", &value); | |
907 | if (ret != SR_OK) | |
908 | return ret; | |
909 | *data = g_variant_new_uint64((guint64)value); | |
910 | return SR_OK; | |
911 | case SR_CONF_CHANNEL_CONFIG: | |
912 | return SR_ERR_NA; | |
913 | default: | |
914 | break; | |
915 | } | |
916 | ||
917 | return sr_sw_limits_config_get(&devc->limits, key, data); | |
918 | } | |
919 | ||
920 | static int config_set(uint32_t key, GVariant *data, | |
921 | const struct sr_dev_inst *sdi, | |
922 | const struct sr_channel_group *cg) | |
923 | { | |
924 | struct dev_context *devc = sdi->priv; | |
925 | ||
926 | (void)cg; | |
927 | ||
928 | switch (key) { | |
929 | case SR_CONF_SAMPLERATE: | |
930 | return mooshimeter_dmm_set_larger_number(sdi, "SAMPLING:RATE", | |
931 | "SAMPLING:RATE", g_variant_get_uint64(data)); | |
932 | case SR_CONF_AVG_SAMPLES: | |
933 | return mooshimeter_dmm_set_larger_number(sdi, "SAMPLING:DEPTH", | |
934 | "SAMPLING:DEPTH", g_variant_get_uint64(data)); | |
935 | case SR_CONF_CHANNEL_CONFIG: | |
936 | return apply_channel_config(sdi, g_variant_get_string(data, NULL)); | |
937 | default: | |
938 | break; | |
939 | } | |
940 | ||
941 | return sr_sw_limits_config_set(&devc->limits, key, data); | |
942 | } | |
943 | ||
944 | static int config_list(uint32_t key, GVariant **data, | |
945 | const struct sr_dev_inst *sdi, | |
946 | const struct sr_channel_group *cg) | |
947 | { | |
948 | int ret; | |
949 | float *values; | |
950 | size_t count; | |
951 | uint64_t *integers; | |
952 | ||
953 | switch (key) { | |
954 | case SR_CONF_SAMPLERATE: | |
955 | ret = mooshimeter_dmm_get_available_number_choices(sdi, | |
956 | "SAMPLING:RATE", &values, &count); | |
957 | if (ret != SR_OK) | |
958 | return ret; | |
959 | integers = g_malloc(sizeof(uint64_t) * count); | |
960 | for (size_t i = 0; i < count; i++) | |
961 | integers[i] = (uint64_t)values[i]; | |
962 | g_free(values); | |
963 | *data = std_gvar_samplerates(integers, count); | |
964 | g_free(integers); | |
965 | return SR_OK; | |
966 | case SR_CONF_AVG_SAMPLES: | |
967 | ret = mooshimeter_dmm_get_available_number_choices(sdi, | |
968 | "SAMPLING:DEPTH", &values, &count); | |
969 | if (ret != SR_OK) | |
970 | return ret; | |
971 | integers = g_malloc(sizeof(uint64_t) * count); | |
972 | for (size_t i = 0; i < count; i++) | |
973 | integers[i] = (uint64_t)values[i]; | |
974 | g_free(values); | |
975 | *data = std_gvar_array_u64(integers, count); | |
976 | g_free(integers); | |
977 | return SR_OK; | |
978 | case SR_CONF_CHANNEL_CONFIG: | |
979 | return SR_ERR_NA; | |
980 | default: | |
981 | break; | |
982 | } | |
983 | ||
984 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
985 | } | |
986 | ||
987 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
988 | { | |
989 | struct dev_context *devc = sdi->priv; | |
990 | int ret; | |
991 | ||
992 | ret = mooshimeter_dmm_set_chooser(sdi, "SAMPLING:TRIGGER", | |
993 | "SAMPLING:TRIGGER:CONTINUOUS"); | |
994 | if (ret) | |
995 | return ret; | |
996 | ||
997 | sr_sw_limits_acquisition_start(&devc->limits); | |
998 | std_session_send_df_header(sdi); | |
999 | ||
1000 | sr_session_source_add(sdi->session, -1, 0, 10000, | |
1001 | mooshimeter_dmm_heartbeat, (void *)sdi); | |
1002 | ||
1003 | /* The Bluetooth socket isn't exposed, so just poll for data. */ | |
1004 | sr_session_source_add(sdi->session, -2, 0, 50, | |
1005 | mooshimeter_dmm_poll, (void *)sdi); | |
1006 | ||
1007 | devc->enable_value_stream = TRUE; | |
1008 | ||
1009 | return SR_OK; | |
1010 | } | |
1011 | ||
1012 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) | |
1013 | { | |
1014 | struct dev_context *devc = sdi->priv; | |
1015 | ||
1016 | sr_session_source_remove(sdi->session, -1); | |
1017 | sr_session_source_remove(sdi->session, -2); | |
1018 | devc->enable_value_stream = FALSE; | |
1019 | ||
1020 | mooshimeter_dmm_set_chooser(sdi, "SAMPLING:TRIGGER", | |
1021 | "SAMPLING:TRIGGER:OFF"); | |
1022 | ||
1023 | return SR_OK; | |
1024 | } | |
1025 | ||
1026 | static struct sr_dev_driver mooshimeter_dmm_driver_info = { | |
1027 | .name = "mooshimeter-dmm", | |
1028 | .longname = "Mooshimeter DMM", | |
1029 | .api_version = 1, | |
1030 | .init = std_init, | |
1031 | .cleanup = std_cleanup, | |
1032 | .scan = scan, | |
1033 | .dev_list = std_dev_list, | |
1034 | .dev_clear = dev_clear, | |
1035 | .config_get = config_get, | |
1036 | .config_set = config_set, | |
1037 | .config_list = config_list, | |
1038 | .dev_open = dev_open, | |
1039 | .dev_close = dev_close, | |
1040 | .dev_acquisition_start = dev_acquisition_start, | |
1041 | .dev_acquisition_stop = dev_acquisition_stop, | |
1042 | .context = NULL, | |
1043 | }; | |
1044 | SR_REGISTER_DEV_DRIVER(mooshimeter_dmm_driver_info); |