2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012-2013 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
23 #include "libsigrok.h"
24 #include "libsigrok-internal.h"
27 #define UNI_T_UT_D04_NEW "1a86.e008"
29 static const int32_t hwopts[] = {
33 static const int32_t hwcaps[] = {
35 SR_CONF_LIMIT_SAMPLES,
40 SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
41 SR_PRIV struct sr_dev_driver uni_t_ut60a_driver_info;
42 SR_PRIV struct sr_dev_driver uni_t_ut60e_driver_info;
43 SR_PRIV struct sr_dev_driver uni_t_ut60g_driver_info;
44 SR_PRIV struct sr_dev_driver uni_t_ut61b_driver_info;
45 SR_PRIV struct sr_dev_driver uni_t_ut61c_driver_info;
46 SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
47 SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info;
48 SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
49 SR_PRIV struct sr_dev_driver voltcraft_vc830_driver_info;
50 SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info;
51 SR_PRIV struct sr_dev_driver tenma_72_7745_driver_info;
52 SR_PRIV struct sr_dev_driver tenma_72_7750_driver_info;
54 SR_PRIV struct dmm_info udmms[] = {
56 "Tecpel", "DMM-8061", 2400,
58 sr_fs9721_packet_valid, sr_fs9721_parse,
60 &tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061,
63 "UNI-T", "UT60A", 2400,
65 sr_fs9721_packet_valid, sr_fs9721_parse,
67 &uni_t_ut60a_driver_info, receive_data_UNI_T_UT60A,
70 "UNI-T", "UT60E", 2400,
72 sr_fs9721_packet_valid, sr_fs9721_parse,
74 &uni_t_ut60e_driver_info, receive_data_UNI_T_UT60E,
77 /* The baudrate is actually 19230, see "Note 1" below. */
78 "UNI-T", "UT60G", 19200,
79 ES519XX_11B_PACKET_SIZE,
80 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
82 &uni_t_ut60g_driver_info, receive_data_UNI_T_UT60G,
85 "UNI-T", "UT61B", 2400,
87 sr_fs9922_packet_valid, sr_fs9922_parse,
89 &uni_t_ut61b_driver_info, receive_data_UNI_T_UT61B,
92 "UNI-T", "UT61C", 2400,
94 sr_fs9922_packet_valid, sr_fs9922_parse,
96 &uni_t_ut61c_driver_info, receive_data_UNI_T_UT61C,
99 "UNI-T", "UT61D", 2400,
101 sr_fs9922_packet_valid, sr_fs9922_parse,
103 &uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
106 /* The baudrate is actually 19230, see "Note 1" below. */
107 "UNI-T", "UT61E", 19200,
108 ES519XX_14B_PACKET_SIZE,
109 sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
111 &uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E,
114 "Voltcraft", "VC-820", 2400,
116 sr_fs9721_packet_valid, sr_fs9721_parse,
118 &voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
122 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
123 * the FS9922 protocol. Instead, it only sets the user-defined
124 * bit "z1" to indicate "diode mode" and "voltage".
126 "Voltcraft", "VC-830", 2400,
128 sr_fs9922_packet_valid, sr_fs9922_parse,
130 &voltcraft_vc830_driver_info, receive_data_VOLTCRAFT_VC830,
133 "Voltcraft", "VC-840", 2400,
135 sr_fs9721_packet_valid, sr_fs9721_parse,
137 &voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840,
140 "Tenma", "72-7745", 2400,
142 sr_fs9721_packet_valid, sr_fs9721_parse,
144 &tenma_72_7745_driver_info, receive_data_TENMA_72_7745,
147 /* The baudrate is actually 19230, see "Note 1" below. */
148 "Tenma", "72-7750", 19200,
149 ES519XX_11B_PACKET_SIZE,
150 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
152 &tenma_72_7750_driver_info, receive_data_TENMA_72_7750,
157 * Note 1: The actual baudrate of the Cyrustek ES519xx chip used in this DMM
158 * is 19230. However, the WCH CH9325 chip (UART to USB/HID) used in (some
159 * versions of) the UNI-T UT-D04 cable doesn't support 19230 baud. It only
160 * supports 19200, and setting an unsupported baudrate will result in the
161 * default of 2400 being used (which will not work with this DMM, of course).
164 static int dev_clear(int dmm)
166 return std_dev_clear(udmms[dmm].di, NULL);
169 static int init(struct sr_context *sr_ctx, int dmm)
171 sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);
173 return std_init(sr_ctx, udmms[dmm].di, LOG_PREFIX);
176 static GSList *scan(GSList *options, int dmm)
178 GSList *usb_devices, *devices, *l;
179 struct sr_dev_inst *sdi;
180 struct dev_context *devc;
181 struct drv_context *drvc;
182 struct sr_usb_dev_inst *usb;
183 struct sr_config *src;
184 struct sr_channel *ch;
187 drvc = udmms[dmm].di->priv;
190 for (l = options; l; l = l->next) {
194 conn = g_variant_get_string(src->data, NULL);
202 if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
203 g_slist_free_full(usb_devices, g_free);
207 for (l = usb_devices; l; l = l->next) {
210 if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
211 sr_err("Device context malloc failed.");
215 devc->first_run = TRUE;
217 if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
218 udmms[dmm].vendor, udmms[dmm].device, NULL))) {
219 sr_err("sr_dev_inst_new returned NULL.");
223 sdi->driver = udmms[dmm].di;
224 if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
226 sdi->channels = g_slist_append(sdi->channels, ch);
228 sdi->inst_type = SR_INST_USB;
231 drvc->instances = g_slist_append(drvc->instances, sdi);
232 devices = g_slist_append(devices, sdi);
238 static GSList *dev_list(int dmm)
240 return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
243 static int dev_open(struct sr_dev_inst *sdi, int dmm)
245 struct drv_context *drvc;
246 struct sr_usb_dev_inst *usb;
249 drvc = udmms[dmm].di->priv;
252 if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
253 sdi->status = SR_ST_ACTIVE;
258 static int dev_close(struct sr_dev_inst *sdi)
262 sdi->status = SR_ST_INACTIVE;
267 static int cleanup(int dmm)
269 return dev_clear(dmm);
272 static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
273 const struct sr_channel_group *cg)
275 struct dev_context *devc;
282 case SR_CONF_LIMIT_MSEC:
283 if (g_variant_get_uint64(data) == 0) {
284 sr_err("Time limit cannot be 0.");
287 devc->limit_msec = g_variant_get_uint64(data);
288 sr_dbg("Setting time limit to %" PRIu64 "ms.",
291 case SR_CONF_LIMIT_SAMPLES:
292 if (g_variant_get_uint64(data) == 0) {
293 sr_err("Sample limit cannot be 0.");
296 devc->limit_samples = g_variant_get_uint64(data);
297 sr_dbg("Setting sample limit to %" PRIu64 ".",
298 devc->limit_samples);
307 static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
308 const struct sr_channel_group *cg)
314 case SR_CONF_SCAN_OPTIONS:
315 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
316 hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
318 case SR_CONF_DEVICE_OPTIONS:
319 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
320 hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
329 static int dev_acquisition_start(const struct sr_dev_inst *sdi,
330 void *cb_data, int dmm)
332 struct dev_context *devc;
336 devc->cb_data = cb_data;
338 devc->starttime = g_get_monotonic_time();
340 /* Send header packet to the session bus. */
341 std_session_send_df_header(cb_data, LOG_PREFIX);
343 sr_source_add(0, 0, 10 /* poll_timeout */,
344 udmms[dmm].receive_data, (void *)sdi);
349 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
351 struct sr_datafeed_packet packet;
355 sr_dbg("Stopping acquisition.");
357 /* Send end packet to the session bus. */
358 sr_dbg("Sending SR_DF_END.");
359 packet.type = SR_DF_END;
360 sr_session_send(cb_data, &packet);
368 /* Driver-specific API function wrappers */
370 static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
371 #define HW_CLEANUP(X) \
372 static int cleanup_##X(void) { return cleanup(X); }
374 static GSList *scan_##X(GSList *options) { return scan(options, X); }
375 #define HW_DEV_LIST(X) \
376 static GSList *dev_list_##X(void) { return dev_list(X); }
377 #define HW_DEV_CLEAR(X) \
378 static int dev_clear_##X(void) { return dev_clear(X); }
379 #define HW_DEV_ACQUISITION_START(X) \
380 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
381 void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
382 #define HW_DEV_OPEN(X) \
383 static int dev_open_##X(struct sr_dev_inst *sdi) { return dev_open(sdi, X); }
385 /* Driver structs and API function wrappers */
386 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
388 HW_CLEANUP(ID_UPPER) \
390 HW_DEV_LIST(ID_UPPER) \
391 HW_DEV_CLEAR(ID_UPPER) \
392 HW_DEV_ACQUISITION_START(ID_UPPER) \
393 HW_DEV_OPEN(ID_UPPER) \
394 SR_PRIV struct sr_dev_driver ID##_driver_info = { \
396 .longname = LONGNAME, \
398 .init = init_##ID_UPPER, \
399 .cleanup = cleanup_##ID_UPPER, \
400 .scan = scan_##ID_UPPER, \
401 .dev_list = dev_list_##ID_UPPER, \
402 .dev_clear = dev_clear_##ID_UPPER, \
403 .config_get = NULL, \
404 .config_set = config_set, \
405 .config_list = config_list, \
406 .dev_open = dev_open_##ID_UPPER, \
407 .dev_close = dev_close, \
408 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
409 .dev_acquisition_stop = dev_acquisition_stop, \
413 DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061")
414 DRV(uni_t_ut60a, UNI_T_UT60A, "uni-t-ut60a", "UNI-T UT60A")
415 DRV(uni_t_ut60e, UNI_T_UT60E, "uni-t-ut60e", "UNI-T UT60E")
416 DRV(uni_t_ut60g, UNI_T_UT60G, "uni-t-ut60g", "UNI-T UT60G")
417 DRV(uni_t_ut61b, UNI_T_UT61B, "uni-t-ut61b", "UNI-T UT61B")
418 DRV(uni_t_ut61c, UNI_T_UT61C, "uni-t-ut61c", "UNI-T UT61C")
419 DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
420 DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E")
421 DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")
422 DRV(voltcraft_vc830, VOLTCRAFT_VC830, "voltcraft-vc830", "Voltcraft VC-830")
423 DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840")
424 DRV(tenma_72_7745, TENMA_72_7745, "tenma-72-7745", "Tenma 72-7745")
425 DRV(tenma_72_7750, TENMA_72_7750, "tenma-72-7750", "Tenma 72-7750")