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, 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 };
43
44 /* Note: All models have one power supply output only. */
45 static const struct hcs_model models[] = {
46 { MANSON_HCS_3100, "HCS-3100", "3100", { 1, 18, 0.1 }, { 0, 10, 0.10 } },
47 { MANSON_HCS_3102, "HCS-3102", "3102", { 1, 36, 0.1 }, { 0, 5, 0.01 } },
48 { MANSON_HCS_3104, "HCS-3104", "3104", { 1, 60, 0.1 }, { 0, 2.5, 0.01 } },
49 { MANSON_HCS_3150, "HCS-3150", "3150", { 1, 18, 0.1 }, { 0, 15, 0.10 } },
50 { MANSON_HCS_3200, "HCS-3200", "3200", { 1, 18, 0.1 }, { 0, 20, 0.10 } },
51 { MANSON_HCS_3200, "HCS-3200", "HCS-3200", { 1, 18, 0.1 }, { 0, 20, 0.10 } },
52 { MANSON_HCS_3202, "HCS-3202", "3202", { 1, 36, 0.1 }, { 0, 10, 0.10 } },
53 { MANSON_HCS_3202, "HCS-3202", "HCS-3202", { 1, 36, 0.1 }, { 0, 10, 0.10 } },
54 { MANSON_HCS_3204, "HCS-3204", "3204", { 1, 60, 0.1 }, { 0, 5, 0.01 } },
55 { MANSON_HCS_3300, "HCS-3300-USB", "3300", { 1, 16, 0.1 }, { 0, 30, 0.10 } },
56 { MANSON_HCS_3300, "HCS-3300-USB", "HCS-3300", { 1, 16, 0.1 }, { 0, 30, 0.10 } },
57 { MANSON_HCS_3302, "HCS-3302-USB", "3302", { 1, 32, 0.1 }, { 0, 15, 0.10 } },
58 { MANSON_HCS_3302, "HCS-3302-USB", "HCS-3302", { 1, 32, 0.1 }, { 0, 15, 0.10 } },
59 { MANSON_HCS_3304, "HCS-3304-USB", "3304", { 1, 60, 0.1 }, { 0, 8, 0.10 } },
60 { MANSON_HCS_3304, "HCS-3304-USB", "HCS-3304", { 1, 60, 0.1 }, { 0, 8, 0.10 } },
61 { MANSON_HCS_3400, "HCS-3400-USB", "3400", { 1, 16, 0.1 }, { 0, 40, 0.10 } },
62 { MANSON_HCS_3402, "HCS-3402-USB", "3402", { 1, 32, 0.1 }, { 0, 20, 0.10 } },
63 { MANSON_HCS_3404, "HCS-3404-USB", "3404", { 1, 60, 0.1 }, { 0, 10, 0.10 } },
64 { MANSON_HCS_3600, "HCS-3600-USB", "3600", { 1, 16, 0.1 }, { 0, 60, 0.10 } },
65 { MANSON_HCS_3602, "HCS-3602-USB", "3602", { 1, 32, 0.1 }, { 0, 30, 0.10 } },
66 { MANSON_HCS_3604, "HCS-3604-USB", "3604", { 1, 60, 0.1 }, { 0, 15, 0.10 } },
67 ALL_ZERO
68 };
69
scan(struct sr_dev_driver * di,GSList * options)70 static GSList *scan(struct sr_dev_driver *di, GSList *options)
71 {
72 int i, model_id;
73 struct dev_context *devc;
74 struct sr_dev_inst *sdi;
75 struct sr_config *src;
76 GSList *l;
77 const char *conn, *serialcomm;
78 struct sr_serial_dev_inst *serial;
79 char reply[50], **tokens, *dummy;
80
81 conn = NULL;
82 serialcomm = NULL;
83 devc = NULL;
84
85 for (l = options; l; l = l->next) {
86 src = l->data;
87 switch (src->key) {
88 case SR_CONF_CONN:
89 conn = g_variant_get_string(src->data, NULL);
90 break;
91 case SR_CONF_SERIALCOMM:
92 serialcomm = g_variant_get_string(src->data, NULL);
93 break;
94 default:
95 sr_err("Unknown option %d, skipping.", src->key);
96 break;
97 }
98 }
99
100 if (!conn)
101 return NULL;
102 if (!serialcomm)
103 serialcomm = "9600/8n1";
104
105 serial = sr_serial_dev_inst_new(conn, serialcomm);
106
107 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
108 return NULL;
109
110 serial_flush(serial);
111
112 sr_info("Probing serial port %s.", conn);
113
114 /* Get the device model. */
115 memset(&reply, 0, sizeof(reply));
116 if ((hcs_send_cmd(serial, "GMOD\r") < 0) ||
117 (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
118 return NULL;
119 tokens = g_strsplit((const gchar *)&reply, "\r", 2);
120
121 model_id = -1;
122 for (i = 0; models[i].id != NULL; i++) {
123 if (!strcmp(models[i].id, tokens[0]))
124 model_id = i;
125 }
126 if (model_id < 0) {
127 sr_err("Unknown model ID '%s' detected, aborting.", tokens[0]);
128 g_strfreev(tokens);
129 return NULL;
130 }
131 g_strfreev(tokens);
132
133 sdi = g_malloc0(sizeof(struct sr_dev_inst));
134 sdi->status = SR_ST_INACTIVE;
135 sdi->vendor = g_strdup("Manson");
136 sdi->model = g_strdup(models[model_id].name);
137 sdi->inst_type = SR_INST_SERIAL;
138 sdi->conn = serial;
139
140 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
141
142 devc = g_malloc0(sizeof(struct dev_context));
143 sr_sw_limits_init(&devc->limits);
144 devc->model = &models[model_id];
145
146 sdi->priv = devc;
147
148 /* Get current voltage, current, status. */
149 if ((hcs_send_cmd(serial, "GETD\r") < 0) ||
150 (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
151 goto exit_err;
152 tokens = g_strsplit((const gchar *)&reply, "\r", 2);
153 if (hcs_parse_volt_curr_mode(sdi, tokens) < 0) {
154 g_strfreev(tokens);
155 goto exit_err;
156 }
157 g_strfreev(tokens);
158
159 /* Get max. voltage and current. */
160 if ((hcs_send_cmd(serial, "GMAX\r") < 0) ||
161 (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
162 goto exit_err;
163 tokens = g_strsplit((const gchar *)&reply, "\r", 2);
164 devc->current_max_device = g_strtod(&tokens[0][3], &dummy) * devc->model->current[2];
165 tokens[0][3] = '\0';
166 devc->voltage_max_device = g_strtod(tokens[0], &dummy) * devc->model->voltage[2];
167 g_strfreev(tokens);
168
169 serial_close(serial);
170
171 return std_scan_complete(di, g_slist_append(NULL, sdi));
172
173 exit_err:
174 sr_dev_inst_free(sdi);
175 g_free(devc);
176
177 return NULL;
178 }
179
config_get(uint32_t key,GVariant ** data,const struct sr_dev_inst * sdi,const struct sr_channel_group * cg)180 static int config_get(uint32_t key, GVariant **data,
181 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
182 {
183 struct dev_context *devc;
184
185 (void)cg;
186
187 if (!sdi)
188 return SR_ERR_ARG;
189
190 devc = sdi->priv;
191
192 switch (key) {
193 case SR_CONF_LIMIT_SAMPLES:
194 case SR_CONF_LIMIT_MSEC:
195 return sr_sw_limits_config_get(&devc->limits, key, data);
196 case SR_CONF_VOLTAGE:
197 *data = g_variant_new_double(devc->voltage);
198 break;
199 case SR_CONF_VOLTAGE_TARGET:
200 *data = g_variant_new_double(devc->voltage_max);
201 break;
202 case SR_CONF_CURRENT:
203 *data = g_variant_new_double(devc->current);
204 break;
205 case SR_CONF_CURRENT_LIMIT:
206 *data = g_variant_new_double(devc->current_max);
207 break;
208 case SR_CONF_ENABLED:
209 *data = g_variant_new_boolean(devc->output_enabled);
210 break;
211 default:
212 return SR_ERR_NA;
213 }
214
215 return SR_OK;
216 }
217
config_set(uint32_t key,GVariant * data,const struct sr_dev_inst * sdi,const struct sr_channel_group * cg)218 static int config_set(uint32_t key, GVariant *data,
219 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
220 {
221 struct dev_context *devc;
222 gboolean bval;
223 gdouble dval;
224
225 (void)cg;
226
227 devc = sdi->priv;
228
229 switch (key) {
230 case SR_CONF_LIMIT_MSEC:
231 case SR_CONF_LIMIT_SAMPLES:
232 return sr_sw_limits_config_set(&devc->limits, key, data);
233 case SR_CONF_VOLTAGE_TARGET:
234 dval = g_variant_get_double(data);
235 if (dval < devc->model->voltage[0] || dval > devc->voltage_max_device)
236 return SR_ERR_ARG;
237
238 if ((hcs_send_cmd(sdi->conn, "VOLT%03.0f\r",
239 (dval / devc->model->voltage[2])) < 0) ||
240 (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
241 return SR_ERR;
242 devc->voltage_max = dval;
243 break;
244 case SR_CONF_CURRENT_LIMIT:
245 dval = g_variant_get_double(data);
246 if (dval < devc->model->current[0] || dval > devc->current_max_device)
247 return SR_ERR_ARG;
248
249 if ((hcs_send_cmd(sdi->conn, "CURR%03.0f\r",
250 (dval / devc->model->current[2])) < 0) ||
251 (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
252 return SR_ERR;
253 devc->current_max = dval;
254 break;
255 case SR_CONF_ENABLED:
256 bval = g_variant_get_boolean(data);
257
258 if (hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) {
259 sr_err("Could not send SR_CONF_ENABLED command.");
260 return SR_ERR;
261 }
262 if (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0) {
263 sr_err("Could not read SR_CONF_ENABLED reply.");
264 return SR_ERR;
265 }
266 devc->output_enabled = bval;
267 break;
268 default:
269 return SR_ERR_NA;
270 }
271
272 return SR_OK;
273 }
274
config_list(uint32_t key,GVariant ** data,const struct sr_dev_inst * sdi,const struct sr_channel_group * cg)275 static int config_list(uint32_t key, GVariant **data,
276 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
277 {
278 const double *a;
279 struct dev_context *devc;
280
281 devc = (sdi) ? sdi->priv : NULL;
282
283 switch (key) {
284 case SR_CONF_SCAN_OPTIONS:
285 case SR_CONF_DEVICE_OPTIONS:
286 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
287 case SR_CONF_VOLTAGE_TARGET:
288 if (!devc || !devc->model)
289 return SR_ERR_ARG;
290 a = devc->model->voltage;
291 *data = std_gvar_min_max_step(a[0], devc->voltage_max_device, a[2]);
292 break;
293 case SR_CONF_CURRENT_LIMIT:
294 if (!devc || !devc->model)
295 return SR_ERR_ARG;
296 a = devc->model->current;
297 *data = std_gvar_min_max_step(a[0], devc->current_max_device, a[2]);
298 break;
299 default:
300 return SR_ERR_NA;
301 }
302
303 return SR_OK;
304 }
305
dev_acquisition_start(const struct sr_dev_inst * sdi)306 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
307 {
308 struct dev_context *devc;
309 struct sr_serial_dev_inst *serial;
310
311 devc = sdi->priv;
312
313 sr_sw_limits_acquisition_start(&devc->limits);
314 std_session_send_df_header(sdi);
315
316 devc->reply_pending = FALSE;
317 devc->req_sent_at = 0;
318
319 serial = sdi->conn;
320 serial_source_add(sdi->session, serial, G_IO_IN, 10,
321 hcs_receive_data, (void *)sdi);
322
323 return SR_OK;
324 }
325
326 static struct sr_dev_driver manson_hcs_3xxx_driver_info = {
327 .name = "manson-hcs-3xxx",
328 .longname = "Manson HCS-3xxx",
329 .api_version = 1,
330 .init = std_init,
331 .cleanup = std_cleanup,
332 .scan = scan,
333 .dev_list = std_dev_list,
334 .dev_clear = std_dev_clear,
335 .config_get = config_get,
336 .config_set = config_set,
337 .config_list = config_list,
338 .dev_open = std_serial_dev_open,
339 .dev_close = std_serial_dev_close,
340 .dev_acquisition_start = dev_acquisition_start,
341 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
342 .context = NULL,
343 };
344 SR_REGISTER_DEV_DRIVER(manson_hcs_3xxx_driver_info);
345