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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 Uwe Hermann <uwe@hermann-uwe.de> | |
5 | * Copyright (C) 2014 Matthias Heidbrink <m-sigrok@heidbrink.biz> | |
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 2 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, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | /** @file | |
23 | * <em>Manson HCS-3xxx series</em> power supply driver | |
24 | * @internal | |
25 | */ | |
26 | ||
27 | #include <config.h> | |
28 | #include "protocol.h" | |
29 | ||
30 | static const uint32_t drvopts[] = { | |
31 | /* Device class */ | |
32 | SR_CONF_POWER_SUPPLY, | |
33 | }; | |
34 | ||
35 | static const uint32_t scanopts[] = { | |
36 | SR_CONF_CONN, | |
37 | SR_CONF_SERIALCOMM, | |
38 | }; | |
39 | ||
40 | static const uint32_t devopts[] = { | |
41 | /* Device class */ | |
42 | SR_CONF_POWER_SUPPLY, | |
43 | /* Acquisition modes. */ | |
44 | SR_CONF_CONTINUOUS, | |
45 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
46 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
47 | /* Device configuration */ | |
48 | SR_CONF_VOLTAGE | SR_CONF_GET, | |
49 | SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
50 | SR_CONF_CURRENT | SR_CONF_GET, | |
51 | SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
52 | SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET, | |
53 | }; | |
54 | ||
55 | /* Note: All models have one power supply output only. */ | |
56 | static const struct hcs_model models[] = { | |
57 | { MANSON_HCS_3100, "HCS-3100", "3100", { 1, 18, 0.1 }, { 0, 10, 0.10 } }, | |
58 | { MANSON_HCS_3102, "HCS-3102", "3102", { 1, 36, 0.1 }, { 0, 5, 0.01 } }, | |
59 | { MANSON_HCS_3104, "HCS-3104", "3104", { 1, 60, 0.1 }, { 0, 2.5, 0.01 } }, | |
60 | { MANSON_HCS_3150, "HCS-3150", "3150", { 1, 18, 0.1 }, { 0, 15, 0.10 } }, | |
61 | { MANSON_HCS_3200, "HCS-3200", "3200", { 1, 18, 0.1 }, { 0, 20, 0.10 } }, | |
62 | { MANSON_HCS_3202, "HCS-3202", "3202", { 1, 36, 0.1 }, { 0, 10, 0.10 } }, | |
63 | { MANSON_HCS_3204, "HCS-3204", "3204", { 1, 60, 0.1 }, { 0, 5, 0.01 } }, | |
64 | { MANSON_HCS_3300, "HCS-3300-USB", "3300", { 1, 16, 0.1 }, { 0, 30, 0.10 } }, | |
65 | { MANSON_HCS_3302, "HCS-3302-USB", "3302", { 1, 32, 0.1 }, { 0, 15, 0.10 } }, | |
66 | { MANSON_HCS_3304, "HCS-3304-USB", "3304", { 1, 60, 0.1 }, { 0, 8, 0.10 } }, | |
67 | { MANSON_HCS_3400, "HCS-3400-USB", "3400", { 1, 16, 0.1 }, { 0, 40, 0.10 } }, | |
68 | { MANSON_HCS_3402, "HCS-3402-USB", "3402", { 1, 32, 0.1 }, { 0, 20, 0.10 } }, | |
69 | { MANSON_HCS_3404, "HCS-3404-USB", "3404", { 1, 60, 0.1 }, { 0, 10, 0.10 } }, | |
70 | { MANSON_HCS_3600, "HCS-3600-USB", "3600", { 1, 16, 0.1 }, { 0, 60, 0.10 } }, | |
71 | { MANSON_HCS_3602, "HCS-3602-USB", "3602", { 1, 32, 0.1 }, { 0, 30, 0.10 } }, | |
72 | { MANSON_HCS_3604, "HCS-3604-USB", "3604", { 1, 60, 0.1 }, { 0, 15, 0.10 } }, | |
73 | ALL_ZERO | |
74 | }; | |
75 | ||
76 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
77 | { | |
78 | int i, model_id; | |
79 | struct dev_context *devc; | |
80 | struct sr_dev_inst *sdi; | |
81 | struct sr_config *src; | |
82 | GSList *l; | |
83 | const char *conn, *serialcomm; | |
84 | struct sr_serial_dev_inst *serial; | |
85 | char reply[50], **tokens, *dummy; | |
86 | ||
87 | conn = NULL; | |
88 | serialcomm = NULL; | |
89 | devc = NULL; | |
90 | ||
91 | for (l = options; l; l = l->next) { | |
92 | src = l->data; | |
93 | switch (src->key) { | |
94 | case SR_CONF_CONN: | |
95 | conn = g_variant_get_string(src->data, NULL); | |
96 | break; | |
97 | case SR_CONF_SERIALCOMM: | |
98 | serialcomm = g_variant_get_string(src->data, NULL); | |
99 | break; | |
100 | default: | |
101 | sr_err("Unknown option %d, skipping.", src->key); | |
102 | break; | |
103 | } | |
104 | } | |
105 | ||
106 | if (!conn) | |
107 | return NULL; | |
108 | if (!serialcomm) | |
109 | serialcomm = "9600/8n1"; | |
110 | ||
111 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
112 | ||
113 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
114 | return NULL; | |
115 | ||
116 | serial_flush(serial); | |
117 | ||
118 | sr_info("Probing serial port %s.", conn); | |
119 | ||
120 | /* Get the device model. */ | |
121 | memset(&reply, 0, sizeof(reply)); | |
122 | if ((hcs_send_cmd(serial, "GMOD\r") < 0) || | |
123 | (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0)) | |
124 | return NULL; | |
125 | tokens = g_strsplit((const gchar *)&reply, "\r", 2); | |
126 | ||
127 | model_id = -1; | |
128 | for (i = 0; models[i].id != NULL; i++) { | |
129 | if (!strcmp(models[i].id, tokens[0])) | |
130 | model_id = i; | |
131 | } | |
132 | if (model_id < 0) { | |
133 | sr_err("Unknown model ID '%s' detected, aborting.", tokens[0]); | |
134 | g_strfreev(tokens); | |
135 | return NULL; | |
136 | } | |
137 | g_strfreev(tokens); | |
138 | ||
139 | /* Init device instance, etc. */ | |
140 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
141 | sdi->status = SR_ST_INACTIVE; | |
142 | sdi->vendor = g_strdup("Manson"); | |
143 | sdi->model = g_strdup(models[model_id].name); | |
144 | sdi->inst_type = SR_INST_SERIAL; | |
145 | sdi->conn = serial; | |
146 | ||
147 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1"); | |
148 | ||
149 | devc = g_malloc0(sizeof(struct dev_context)); | |
150 | sr_sw_limits_init(&devc->limits); | |
151 | devc->model = &models[model_id]; | |
152 | ||
153 | sdi->priv = devc; | |
154 | ||
155 | /* Get current voltage, current, status. */ | |
156 | if ((hcs_send_cmd(serial, "GETD\r") < 0) || | |
157 | (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0)) | |
158 | goto exit_err; | |
159 | tokens = g_strsplit((const gchar *)&reply, "\r", 2); | |
160 | if (hcs_parse_volt_curr_mode(sdi, tokens) < 0) { | |
161 | g_strfreev(tokens); | |
162 | goto exit_err; | |
163 | } | |
164 | g_strfreev(tokens); | |
165 | ||
166 | /* Get max. voltage and current. */ | |
167 | if ((hcs_send_cmd(serial, "GMAX\r") < 0) || | |
168 | (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0)) | |
169 | goto exit_err; | |
170 | tokens = g_strsplit((const gchar *)&reply, "\r", 2); | |
171 | devc->current_max_device = g_strtod(&tokens[0][3], &dummy) * devc->model->current[2]; | |
172 | tokens[0][3] = '\0'; | |
173 | devc->voltage_max_device = g_strtod(tokens[0], &dummy) * devc->model->voltage[2]; | |
174 | g_strfreev(tokens); | |
175 | ||
176 | serial_close(serial); | |
177 | ||
178 | return std_scan_complete(di, g_slist_append(NULL, sdi)); | |
179 | ||
180 | exit_err: | |
181 | sr_dev_inst_free(sdi); | |
182 | g_free(devc); | |
183 | ||
184 | return NULL; | |
185 | } | |
186 | ||
187 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, | |
188 | const struct sr_channel_group *cg) | |
189 | { | |
190 | struct dev_context *devc; | |
191 | ||
192 | (void)cg; | |
193 | ||
194 | if (!sdi) | |
195 | return SR_ERR_ARG; | |
196 | ||
197 | devc = sdi->priv; | |
198 | ||
199 | switch (key) { | |
200 | case SR_CONF_LIMIT_SAMPLES: | |
201 | case SR_CONF_LIMIT_MSEC: | |
202 | return sr_sw_limits_config_get(&devc->limits, key, data); | |
203 | case SR_CONF_VOLTAGE: | |
204 | *data = g_variant_new_double(devc->voltage); | |
205 | break; | |
206 | case SR_CONF_VOLTAGE_TARGET: | |
207 | *data = g_variant_new_double(devc->voltage_max); | |
208 | break; | |
209 | case SR_CONF_CURRENT: | |
210 | *data = g_variant_new_double(devc->current); | |
211 | break; | |
212 | case SR_CONF_CURRENT_LIMIT: | |
213 | *data = g_variant_new_double(devc->current_max); | |
214 | break; | |
215 | case SR_CONF_ENABLED: | |
216 | *data = g_variant_new_boolean(devc->output_enabled); | |
217 | break; | |
218 | default: | |
219 | return SR_ERR_NA; | |
220 | } | |
221 | ||
222 | return SR_OK; | |
223 | } | |
224 | ||
225 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, | |
226 | const struct sr_channel_group *cg) | |
227 | { | |
228 | struct dev_context *devc; | |
229 | gboolean bval; | |
230 | gdouble dval; | |
231 | ||
232 | (void)cg; | |
233 | ||
234 | if (sdi->status != SR_ST_ACTIVE) | |
235 | return SR_ERR_DEV_CLOSED; | |
236 | ||
237 | devc = sdi->priv; | |
238 | ||
239 | switch (key) { | |
240 | case SR_CONF_LIMIT_MSEC: | |
241 | return sr_sw_limits_config_set(&devc->limits, key, data); | |
242 | case SR_CONF_VOLTAGE_TARGET: | |
243 | dval = g_variant_get_double(data); | |
244 | if (dval < devc->model->voltage[0] || dval > devc->voltage_max_device) | |
245 | return SR_ERR_ARG; | |
246 | ||
247 | if ((hcs_send_cmd(sdi->conn, "VOLT%03.0f\r", | |
248 | (dval / devc->model->voltage[2])) < 0) || | |
249 | (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0)) | |
250 | return SR_ERR; | |
251 | devc->voltage_max = dval; | |
252 | break; | |
253 | case SR_CONF_CURRENT_LIMIT: | |
254 | dval = g_variant_get_double(data); | |
255 | if (dval < devc->model->current[0] || dval > devc->current_max_device) | |
256 | return SR_ERR_ARG; | |
257 | ||
258 | if ((hcs_send_cmd(sdi->conn, "CURR%03.0f\r", | |
259 | (dval / devc->model->current[2])) < 0) || | |
260 | (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0)) | |
261 | return SR_ERR; | |
262 | devc->current_max = dval; | |
263 | break; | |
264 | case SR_CONF_ENABLED: | |
265 | bval = g_variant_get_boolean(data); | |
266 | if (bval == devc->output_enabled) /* Nothing to do. */ | |
267 | break; | |
268 | if ((hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) || | |
269 | (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0)) | |
270 | return SR_ERR; | |
271 | devc->output_enabled = bval; | |
272 | break; | |
273 | default: | |
274 | return SR_ERR_NA; | |
275 | } | |
276 | ||
277 | return SR_OK; | |
278 | } | |
279 | ||
280 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, | |
281 | const struct sr_channel_group *cg) | |
282 | { | |
283 | struct dev_context *devc; | |
284 | GVariant *gvar; | |
285 | GVariantBuilder gvb; | |
286 | double dval; | |
287 | int idx; | |
288 | ||
289 | (void)cg; | |
290 | ||
291 | /* Always available (with or without sdi). */ | |
292 | if (key == SR_CONF_SCAN_OPTIONS) { | |
293 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
294 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
295 | return SR_OK; | |
296 | } | |
297 | ||
298 | /* Return drvopts without sdi (and devopts with sdi, see below). */ | |
299 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { | |
300 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
301 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
302 | return SR_OK; | |
303 | } | |
304 | ||
305 | /* Every other key needs an sdi. */ | |
306 | if (!sdi) | |
307 | return SR_ERR_ARG; | |
308 | devc = sdi->priv; | |
309 | ||
310 | switch (key) { | |
311 | case SR_CONF_DEVICE_OPTIONS: | |
312 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
313 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
314 | break; | |
315 | case SR_CONF_VOLTAGE_TARGET: | |
316 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
317 | /* Min, max, step. */ | |
318 | for (idx = 0; idx < 3; idx++) { | |
319 | if (idx == 1) | |
320 | dval = devc->voltage_max_device; | |
321 | else | |
322 | dval = devc->model->voltage[idx]; | |
323 | gvar = g_variant_new_double(dval); | |
324 | g_variant_builder_add_value(&gvb, gvar); | |
325 | } | |
326 | *data = g_variant_builder_end(&gvb); | |
327 | break; | |
328 | case SR_CONF_CURRENT_LIMIT: | |
329 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
330 | /* Min, max, step. */ | |
331 | for (idx = 0; idx < 3; idx++) { | |
332 | if (idx == 1) | |
333 | dval = devc->current_max_device; | |
334 | else | |
335 | dval = devc->model->current[idx]; | |
336 | gvar = g_variant_new_double(dval); | |
337 | g_variant_builder_add_value(&gvb, gvar); | |
338 | } | |
339 | *data = g_variant_builder_end(&gvb); | |
340 | break; | |
341 | default: | |
342 | return SR_ERR_NA; | |
343 | } | |
344 | ||
345 | return SR_OK; | |
346 | } | |
347 | ||
348 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
349 | { | |
350 | struct dev_context *devc; | |
351 | struct sr_serial_dev_inst *serial; | |
352 | ||
353 | if (sdi->status != SR_ST_ACTIVE) | |
354 | return SR_ERR_DEV_CLOSED; | |
355 | ||
356 | devc = sdi->priv; | |
357 | ||
358 | sr_sw_limits_acquisition_start(&devc->limits); | |
359 | std_session_send_df_header(sdi); | |
360 | ||
361 | devc->reply_pending = FALSE; | |
362 | devc->req_sent_at = 0; | |
363 | ||
364 | /* Poll every 10ms, or whenever some data comes in. */ | |
365 | serial = sdi->conn; | |
366 | serial_source_add(sdi->session, serial, G_IO_IN, 10, | |
367 | hcs_receive_data, (void *)sdi); | |
368 | ||
369 | return SR_OK; | |
370 | } | |
371 | ||
372 | static struct sr_dev_driver manson_hcs_3xxx_driver_info = { | |
373 | .name = "manson-hcs-3xxx", | |
374 | .longname = "Manson HCS-3xxx", | |
375 | .api_version = 1, | |
376 | .init = std_init, | |
377 | .cleanup = std_cleanup, | |
378 | .scan = scan, | |
379 | .dev_list = std_dev_list, | |
380 | .config_get = config_get, | |
381 | .config_set = config_set, | |
382 | .config_list = config_list, | |
383 | .dev_open = std_serial_dev_open, | |
384 | .dev_close = std_serial_dev_close, | |
385 | .dev_acquisition_start = dev_acquisition_start, | |
386 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, | |
387 | .context = NULL, | |
388 | }; | |
389 | SR_REGISTER_DEV_DRIVER(manson_hcs_3xxx_driver_info); |