2 * This file is part of the libsigrok project.
4 * Copyright (C) 2020 Andreas Sandberg <andreas@sandberg.pp.se>
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 3 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, see <http://www.gnu.org/licenses/>.
24 #include <libsigrok/libsigrok.h>
26 #include <sys/types.h>
29 #include "libsigrok-internal.h"
32 #define RDTECH_TC_SERIALCOMM "115200/8n1"
34 static const uint32_t scanopts[] = {
39 static const uint32_t drvopts[] = {
43 static const uint32_t devopts[] = {
45 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
46 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
49 static GSList *rdtech_tc_scan(struct sr_dev_driver *di,
50 const char *conn, const char *serialcomm)
52 struct sr_serial_dev_inst *serial;
54 struct dev_context *devc;
55 struct sr_dev_inst *sdi;
58 serial = sr_serial_dev_inst_new(conn, serialcomm);
59 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
62 devc = g_malloc0(sizeof(*devc));
63 sr_sw_limits_init(&devc->limits);
65 if (rdtech_tc_probe(serial, devc) != SR_OK) {
66 sr_err("Failed to find a supported RDTech TC device.");
70 sdi = g_malloc0(sizeof(*sdi));
72 sdi->status = SR_ST_INACTIVE;
73 sdi->vendor = g_strdup("RDTech");
74 sdi->model = g_strdup(devc->dev_info.model_name);
75 sdi->version = g_strdup(devc->dev_info.fw_ver);
76 sdi->serial_num = g_strdup_printf("%08" PRIu32, devc->dev_info.serial_num);
77 sdi->inst_type = SR_INST_SERIAL;
80 for (i = 0; devc->channels[i].name; i++) {
81 sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE,
82 devc->channels[i].name);
85 devices = g_slist_append(NULL, sdi);
88 sr_serial_dev_inst_free(serial);
90 return std_scan_complete(di, devices);
96 sr_serial_dev_inst_free(serial);
101 static GSList *scan(struct sr_dev_driver *di, GSList *options)
104 const char *serialcomm;
107 serialcomm = RDTECH_TC_SERIALCOMM;
108 (void)sr_serial_extract_options(options, &conn, &serialcomm);
112 return rdtech_tc_scan(di, conn, serialcomm);
115 static int config_set(uint32_t key, GVariant *data,
116 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
118 struct dev_context *devc;
124 return sr_sw_limits_config_set(&devc->limits, key, data);
127 static int config_list(uint32_t key, GVariant **data,
128 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
130 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
133 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
135 struct dev_context *devc;
136 struct sr_serial_dev_inst *serial;
139 sr_sw_limits_acquisition_start(&devc->limits);
140 std_session_send_df_header(sdi);
143 serial_source_add(sdi->session, serial, G_IO_IN, 50,
144 rdtech_tc_receive_data, (void *)sdi);
146 return rdtech_tc_poll(sdi);
149 static struct sr_dev_driver rdtech_tc_driver_info = {
151 .longname = "RDTech TC66C USB power meter",
154 .cleanup = std_cleanup,
156 .dev_list = std_dev_list,
157 .dev_clear = std_dev_clear,
159 .config_set = config_set,
160 .config_list = config_list,
161 .dev_open = std_serial_dev_open,
162 .dev_close = std_serial_dev_close,
163 .dev_acquisition_start = dev_acquisition_start,
164 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
167 SR_REGISTER_DEV_DRIVER(rdtech_tc_driver_info);