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;
172 case SR_CONF_LIMIT_SAMPLES:
173 devc->limit_samples = g_variant_get_uint64(data);
175 case SR_CONF_SPL_WEIGHT_FREQ:
176 if ((idx = std_str_idx(data, ARRAY_AND_SIZE(weight_freq))) < 0)
178 ret = pce_322a_weight_freq_set(sdi, (weight_freq[idx][0] == 'A') ?
179 SR_MQFLAG_SPL_FREQ_WEIGHT_A : SR_MQFLAG_SPL_FREQ_WEIGHT_C);
181 case SR_CONF_SPL_WEIGHT_TIME:
182 if ((idx = std_str_idx(data, ARRAY_AND_SIZE(weight_time))) < 0)
184 ret = pce_322a_weight_time_set(sdi, (weight_time[idx][0] == 'F') ?
185 SR_MQFLAG_SPL_TIME_WEIGHT_F : SR_MQFLAG_SPL_TIME_WEIGHT_S);
187 case SR_CONF_SPL_MEASUREMENT_RANGE:
188 if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(meas_ranges))) < 0)
190 ret = pce_322a_meas_range_set(sdi, meas_ranges[idx][0], meas_ranges[idx][1]);
192 case SR_CONF_POWER_OFF:
193 if (g_variant_get_boolean(data))
194 ret = pce_322a_power_off(sdi);
196 case SR_CONF_DATA_SOURCE:
197 if ((idx = std_str_idx(data, ARRAY_AND_SIZE(data_sources))) < 0)
199 devc->cur_data_source = idx;
208 static int config_list(uint32_t key, GVariant **data,
209 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
212 case SR_CONF_SCAN_OPTIONS:
213 case SR_CONF_DEVICE_OPTIONS:
214 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
215 case SR_CONF_SPL_WEIGHT_FREQ:
216 *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_freq));
218 case SR_CONF_SPL_WEIGHT_TIME:
219 *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_time));
221 case SR_CONF_SPL_MEASUREMENT_RANGE:
222 *data = std_gvar_tuple_array(ARRAY_AND_SIZE(meas_ranges));
224 case SR_CONF_DATA_SOURCE:
225 *data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources));
234 static int dev_open(struct sr_dev_inst *sdi)
238 ret = std_serial_dev_open(sdi);
242 return pce_322a_connect(sdi);
245 static int dev_close(struct sr_dev_inst *sdi)
248 * Ensure device gets properly disconnected even when there was
251 pce_322a_disconnect(sdi);
253 return std_serial_dev_close(sdi);
256 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
258 struct dev_context *devc;
259 struct sr_serial_dev_inst *serial;
262 devc->buffer_len = 0;
263 devc->memory_state = MEM_STATE_REQUEST_MEMORY_USAGE;
265 std_session_send_df_header(sdi);
268 serial_source_add(sdi->session, serial, G_IO_IN, 150,
269 pce_322a_receive_data, (void *)sdi);
274 static struct sr_dev_driver pce_322a_driver_info = {
276 .longname = "PCE PCE-322A",
279 .cleanup = std_cleanup,
281 .dev_list = std_dev_list,
282 .dev_clear = std_dev_clear,
283 .config_get = config_get,
284 .config_set = config_set,
285 .config_list = config_list,
286 .dev_open = dev_open,
287 .dev_close = dev_close,
288 .dev_acquisition_start = dev_acquisition_start,
289 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
292 SR_REGISTER_DEV_DRIVER(pce_322a_driver_info);