2 * This file is part of the libsigrok project.
4 * Copyright (C) 2016 George Hopkins <george-hopkins@null.net>
5 * Copyright (C) 2016 Matthieu Guillaumin <matthieu@guillaum.in>
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 3 of the License, or
10 * (at your option) any later version.
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.
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/>.
25 #define SERIALCOMM "115200/8n1"
27 static const uint32_t scanopts[] = {
31 static const uint32_t drvopts[] = {
32 SR_CONF_SOUNDLEVELMETER,
35 static const uint32_t devopts[] = {
36 SR_CONF_CONTINUOUS | SR_CONF_SET,
37 SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
38 SR_CONF_SPL_WEIGHT_FREQ | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
39 SR_CONF_SPL_WEIGHT_TIME | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
40 SR_CONF_SPL_MEASUREMENT_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
41 SR_CONF_POWER_OFF | SR_CONF_GET | SR_CONF_SET,
42 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
45 static const char *weight_freq[] = {
49 static const char *weight_time[] = {
53 static const uint64_t meas_ranges[][2] = {
60 static const char *data_sources[] = {
64 static GSList *scan(struct sr_dev_driver *di, GSList *options)
66 struct dev_context *devc;
67 struct sr_config *src;
68 struct sr_serial_dev_inst *serial;
69 struct sr_dev_inst *sdi;
74 for (l = options; l; l = l->next) {
76 if (src->key == SR_CONF_CONN)
77 conn = g_variant_get_string(src->data, NULL);
82 serial = sr_serial_dev_inst_new(conn, SERIALCOMM);
84 if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
87 sdi = g_malloc0(sizeof(struct sr_dev_inst));
88 sdi->status = SR_ST_INACTIVE;
89 sdi->vendor = g_strdup("PCE");
90 sdi->model = g_strdup("PCE-322A");
91 devc = g_malloc0(sizeof(struct dev_context));
92 devc->cur_mqflags = SR_MQFLAG_SPL_TIME_WEIGHT_F | SR_MQFLAG_SPL_FREQ_WEIGHT_A;
93 sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM);
94 sdi->inst_type = SR_INST_SERIAL;
96 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL");
100 return std_scan_complete(di, g_slist_append(NULL, sdi));
103 static int config_get(uint32_t key, GVariant **data,
104 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
106 struct dev_context *devc;
119 case SR_CONF_LIMIT_SAMPLES:
120 *data = g_variant_new_uint64(devc->limit_samples);
122 case SR_CONF_SPL_WEIGHT_FREQ:
123 tmp = pce_322a_weight_freq_get(sdi);
124 if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A)
125 *data = g_variant_new_string("A");
126 else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C)
127 *data = g_variant_new_string("C");
131 case SR_CONF_SPL_WEIGHT_TIME:
132 tmp = pce_322a_weight_time_get(sdi);
133 if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F)
134 *data = g_variant_new_string("F");
135 else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S)
136 *data = g_variant_new_string("S");
140 case SR_CONF_SPL_MEASUREMENT_RANGE:
141 if ((ret = pce_322a_meas_range_get(sdi, &low, &high)) == SR_OK)
142 *data = std_gvar_tuple_u64(low, high);
144 case SR_CONF_POWER_OFF:
145 *data = g_variant_new_boolean(FALSE);
147 case SR_CONF_DATA_SOURCE:
148 if (devc->cur_data_source == DATA_SOURCE_LIVE)
149 *data = g_variant_new_string("Live");
151 *data = g_variant_new_string("Memory");
160 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
161 const struct sr_channel_group *cg)
163 struct dev_context *devc;
164 uint64_t tmp_u64, low, high;
175 case SR_CONF_LIMIT_SAMPLES:
176 tmp_u64 = g_variant_get_uint64(data);
177 devc->limit_samples = tmp_u64;
180 case SR_CONF_SPL_WEIGHT_FREQ:
181 tmp_str = g_variant_get_string(data, NULL);
182 if (!strcmp(tmp_str, "A"))
183 ret = pce_322a_weight_freq_set(sdi,
184 SR_MQFLAG_SPL_FREQ_WEIGHT_A);
185 else if (!strcmp(tmp_str, "C"))
186 ret = pce_322a_weight_freq_set(sdi,
187 SR_MQFLAG_SPL_FREQ_WEIGHT_C);
191 case SR_CONF_SPL_WEIGHT_TIME:
192 tmp_str = g_variant_get_string(data, NULL);
193 if (!strcmp(tmp_str, "F"))
194 ret = pce_322a_weight_time_set(sdi,
195 SR_MQFLAG_SPL_TIME_WEIGHT_F);
196 else if (!strcmp(tmp_str, "S"))
197 ret = pce_322a_weight_time_set(sdi,
198 SR_MQFLAG_SPL_TIME_WEIGHT_S);
202 case SR_CONF_SPL_MEASUREMENT_RANGE:
203 g_variant_get(data, "(tt)", &low, &high);
205 for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
206 if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) {
207 ret = pce_322a_meas_range_set(sdi, low, high);
212 case SR_CONF_POWER_OFF:
213 if (g_variant_get_boolean(data))
214 ret = pce_322a_power_off(sdi);
216 case SR_CONF_DATA_SOURCE:
217 tmp_str = g_variant_get_string(data, NULL);
218 if (!strcmp(tmp_str, "Live"))
219 devc->cur_data_source = DATA_SOURCE_LIVE;
220 else if (!strcmp(tmp_str, "Memory"))
221 devc->cur_data_source = DATA_SOURCE_MEMORY;
232 static int config_list(uint32_t key, GVariant **data,
233 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
236 case SR_CONF_SCAN_OPTIONS:
237 case SR_CONF_DEVICE_OPTIONS:
238 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
239 case SR_CONF_SPL_WEIGHT_FREQ:
240 *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_freq));
242 case SR_CONF_SPL_WEIGHT_TIME:
243 *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_time));
245 case SR_CONF_SPL_MEASUREMENT_RANGE:
246 *data = std_gvar_tuple_array(ARRAY_AND_SIZE(meas_ranges));
248 case SR_CONF_DATA_SOURCE:
249 *data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources));
258 static int dev_open(struct sr_dev_inst *sdi)
262 ret = std_serial_dev_open(sdi);
266 return pce_322a_connect(sdi);
269 static int dev_close(struct sr_dev_inst *sdi)
272 * Ensure device gets properly disconnected even when there was
275 pce_322a_disconnect(sdi);
277 return std_serial_dev_close(sdi);
280 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
282 struct dev_context *devc;
283 struct sr_serial_dev_inst *serial;
286 devc->buffer_len = 0;
287 devc->memory_state = MEM_STATE_REQUEST_MEMORY_USAGE;
289 std_session_send_df_header(sdi);
292 serial_source_add(sdi->session, serial, G_IO_IN, 150,
293 pce_322a_receive_data, (void *)sdi);
298 static struct sr_dev_driver pce_322a_driver_info = {
300 .longname = "PCE PCE-322A",
303 .cleanup = std_cleanup,
305 .dev_list = std_dev_list,
306 .dev_clear = std_dev_clear,
307 .config_get = config_get,
308 .config_set = config_set,
309 .config_list = config_list,
310 .dev_open = dev_open,
311 .dev_close = dev_close,
312 .dev_acquisition_start = dev_acquisition_start,
313 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
316 SR_REGISTER_DEV_DRIVER(pce_322a_driver_info);