2 * This file is part of the libsigrok project.
4 * Copyright (C) 2015-2016 Uwe Hermann <uwe@hermann-uwe.de>
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 2 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, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 #define SERIALCOMM "115200/8n1"
27 #define CMD_VERSION "version\r\n"
28 #define CMD_MONITOR "monitor 200\r\n"
30 static const uint32_t scanopts[] = {
35 static const uint32_t drvopts[] = {
36 SR_CONF_ELECTRONIC_LOAD,
39 static const uint32_t devopts[] = {
40 SR_CONF_CONTINUOUS | SR_CONF_SET,
41 SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
42 SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
45 static const uint32_t devopts_cg[] = {
46 SR_CONF_ENABLED | SR_CONF_SET,
47 SR_CONF_REGULATION | SR_CONF_GET,
48 SR_CONF_VOLTAGE | SR_CONF_GET,
49 SR_CONF_CURRENT | SR_CONF_GET,
50 SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
51 SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET,
52 SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET,
53 SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET,
54 SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE | SR_CONF_GET,
55 SR_CONF_UNDER_VOLTAGE_CONDITION | SR_CONF_GET,
56 SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE | SR_CONF_GET,
59 SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info;
61 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
63 return std_init(sr_ctx, di, LOG_PREFIX);
66 static GSList *scan(struct sr_dev_driver *di, GSList *options)
68 struct sr_dev_inst *sdi;
69 struct drv_context *drvc;
70 struct dev_context *devc;
71 struct sr_config *src;
72 struct sr_serial_dev_inst *serial;
73 struct sr_channel_group *cg;
74 struct sr_channel *ch;
77 const char *conn, *serialcomm;
84 drvc->instances = NULL;
86 conn = serialcomm = NULL;
87 for (l = options; l; l = l->next) {
91 conn = g_variant_get_string(src->data, NULL);
93 case SR_CONF_SERIALCOMM:
94 serialcomm = g_variant_get_string(src->data, NULL);
101 serialcomm = SERIALCOMM;
103 serial = sr_serial_dev_inst_new(conn, serialcomm);
105 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
108 serial_flush(serial);
110 if (serial_write_blocking(serial, CMD_VERSION,
111 strlen(CMD_VERSION), serial_timeout(serial,
112 strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) {
113 sr_dbg("Unable to write while probing for hardware.");
114 serial_close(serial);
118 memset(buf, 0, sizeof(buf));
121 ret = serial_readline(serial, &bufptr, &len, 3000);
123 if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) {
124 sr_dbg("Unable to probe version number.");
125 serial_close(serial);
129 version = g_ascii_strtod(buf + 8, NULL);
130 if (version < 1.10) {
131 sr_info("Firmware >= 1.10 required (got %1.2f).", version);
132 serial_close(serial);
136 sdi = g_malloc0(sizeof(struct sr_dev_inst));
137 sdi->status = SR_ST_ACTIVE;
138 sdi->vendor = g_strdup("Arachnid Labs");
139 sdi->model = g_strdup("Re:load Pro");
140 sdi->version = g_strdup(buf + 8);
141 sdi->driver = &arachnid_labs_re_load_pro_driver_info;
142 sdi->inst_type = SR_INST_SERIAL;
145 cg = g_malloc0(sizeof(struct sr_channel_group));
146 cg->name = g_strdup("1");
147 sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
149 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
150 cg->channels = g_slist_append(cg->channels, ch);
152 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I");
153 cg->channels = g_slist_append(cg->channels, ch);
155 devc = g_malloc0(sizeof(struct dev_context));
157 drvc->instances = g_slist_append(drvc->instances, sdi);
158 devices = g_slist_append(devices, sdi);
160 serial_close(serial);
162 sr_serial_dev_inst_free(serial);
167 static int config_list(uint32_t key, GVariant **data,
168 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
173 /* Always available. */
174 if (key == SR_CONF_SCAN_OPTIONS) {
175 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
176 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
180 if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
181 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
182 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
192 /* No channel group: global options. */
194 case SR_CONF_DEVICE_OPTIONS:
195 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
196 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
203 case SR_CONF_DEVICE_OPTIONS:
204 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
205 devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
207 case SR_CONF_CURRENT_LIMIT:
208 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
209 /* Min, max, step. */
210 g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
211 g_variant_builder_add_value(&gvb, g_variant_new_double(6.0));
212 g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */
213 *data = g_variant_builder_end(&gvb);
223 static int config_get(uint32_t key, GVariant **data,
224 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
226 struct dev_context *devc;
235 * These features/keys are not supported by the hardware:
236 * - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE
237 * - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD
238 * - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE
239 * - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD
240 * - SR_CONF_ENABLED (state cannot be queried, only set)
245 case SR_CONF_LIMIT_SAMPLES:
246 *data = g_variant_new_uint64(devc->limit_samples);
248 case SR_CONF_LIMIT_MSEC:
249 *data = g_variant_new_uint64(devc->limit_msec);
251 case SR_CONF_REGULATION:
252 *data = g_variant_new_string("CC"); /* Always CC mode. */
254 case SR_CONF_VOLTAGE:
255 if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0)
257 *data = g_variant_new_double(fvalue);
259 case SR_CONF_CURRENT:
260 if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0)
262 *data = g_variant_new_double(fvalue);
264 case SR_CONF_CURRENT_LIMIT:
265 if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK)
266 *data = g_variant_new_double(fvalue);
268 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
269 *data = g_variant_new_boolean(TRUE); /* Always on. */
271 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
272 *data = g_variant_new_boolean(TRUE); /* Always on. */
274 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
275 *data = g_variant_new_boolean(TRUE); /* Always on. */
277 case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
278 *data = g_variant_new_boolean(devc->otp_active);
280 case SR_CONF_UNDER_VOLTAGE_CONDITION:
281 *data = g_variant_new_boolean(TRUE); /* Always on. */
283 case SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE:
284 *data = g_variant_new_boolean(devc->uvc_active);
293 static int config_set(uint32_t key, GVariant *data,
294 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
296 struct dev_context *devc;
301 if (sdi->status != SR_ST_ACTIVE)
302 return SR_ERR_DEV_CLOSED;
308 case SR_CONF_LIMIT_SAMPLES:
309 devc->limit_samples = g_variant_get_uint64(data);
311 case SR_CONF_LIMIT_MSEC:
312 devc->limit_msec = g_variant_get_uint64(data);
314 case SR_CONF_ENABLED:
315 ret = reloadpro_set_on_off(sdi, g_variant_get_boolean(data));
317 case SR_CONF_CURRENT_LIMIT:
318 ret = reloadpro_set_current_limit(sdi,
319 g_variant_get_double(data));
328 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
331 struct dev_context *devc;
332 struct sr_serial_dev_inst *serial;
334 if (sdi->status != SR_ST_ACTIVE)
335 return SR_ERR_DEV_CLOSED;
340 /* Send the 'monitor <ms>' command (doesn't have a reply). */
341 if ((ret = serial_write_blocking(serial, CMD_MONITOR,
342 strlen(CMD_MONITOR), serial_timeout(serial,
343 strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) {
344 sr_err("Unable to send 'monitor' command: %d.", ret);
348 /* Poll every 100ms, or whenever some data comes in. */
349 serial_source_add(sdi->session, serial, G_IO_IN, 100,
350 reloadpro_receive_data, (void *)sdi);
352 std_session_send_df_header(sdi, LOG_PREFIX);
354 memset(devc->buf, 0, RELOADPRO_BUFSIZE);
356 devc->num_samples = 0;
357 devc->starttime = g_get_monotonic_time();
362 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
364 return std_serial_dev_acquisition_stop(sdi,
365 std_serial_dev_close, sdi->conn, LOG_PREFIX);
368 SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = {
369 .name = "arachnid-labs-re-load-pro",
370 .longname = "Arachnid Labs Re:load Pro",
373 .cleanup = std_cleanup,
375 .dev_list = std_dev_list,
376 .config_get = config_get,
377 .config_set = config_set,
378 .config_list = config_list,
379 .dev_open = std_serial_dev_open,
380 .dev_close = std_serial_dev_close,
381 .dev_acquisition_start = dev_acquisition_start,
382 .dev_acquisition_stop = dev_acquisition_stop,