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7a396ff5 GS |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2018 Gerhard Sittig <gerhard.sittig@gmx.net> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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/>. | |
18 | */ | |
19 | ||
3cdad416 | 20 | #include <string.h> |
7a396ff5 GS |
21 | #include "protocol.h" |
22 | ||
0617bb5a GS |
23 | static struct sr_dev_driver scpi_dmm_driver_info; |
24 | ||
3cdad416 GS |
25 | static const uint32_t scanopts[] = { |
26 | SR_CONF_CONN, | |
31e65c62 | 27 | SR_CONF_SERIALCOMM, |
3cdad416 GS |
28 | }; |
29 | ||
30 | static const uint32_t drvopts[] = { | |
31 | SR_CONF_MULTIMETER, | |
32 | }; | |
33 | ||
1d2f9963 | 34 | static const uint32_t devopts_generic[] = { |
3cdad416 | 35 | SR_CONF_CONTINUOUS, |
7d95afb9 | 36 | SR_CONF_CONN | SR_CONF_GET, |
3cdad416 GS |
37 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
38 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
39 | SR_CONF_MEASURED_QUANTITY | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
40 | }; | |
41 | ||
a0418c20 GS |
42 | static const uint32_t devopts_generic_range[] = { |
43 | SR_CONF_CONTINUOUS, | |
44 | SR_CONF_CONN | SR_CONF_GET, | |
45 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
46 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
47 | SR_CONF_MEASURED_QUANTITY | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
48 | SR_CONF_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
49 | }; | |
50 | ||
3cdad416 GS |
51 | static const struct scpi_command cmdset_agilent[] = { |
52 | { DMM_CMD_SETUP_REMOTE, "\n", }, | |
53 | { DMM_CMD_SETUP_FUNC, "CONF:%s", }, | |
54 | { DMM_CMD_QUERY_FUNC, "CONF?", }, | |
7fcdc35e | 55 | { DMM_CMD_START_ACQ, "INIT", }, |
3cdad416 | 56 | { DMM_CMD_STOP_ACQ, "ABORT", }, |
b74cc88d | 57 | { DMM_CMD_QUERY_VALUE, "FETCH?", }, |
3cdad416 | 58 | { DMM_CMD_QUERY_PREC, "CONF?", }, |
a0418c20 GS |
59 | { DMM_CMD_QUERY_RANGE_AUTO, "%s:RANGE:AUTO?", }, |
60 | { DMM_CMD_QUERY_RANGE, "%s:RANGE?", }, | |
b74cc88d | 61 | { DMM_CMD_SETUP_RANGE, "CONF:%s %s", }, |
3cdad416 GS |
62 | ALL_ZERO, |
63 | }; | |
64 | ||
a1619831 | 65 | /* |
1c8110db | 66 | * cmdset_hp is used for the 34401A, which was added to this code after the |
a1619831 AG |
67 | * 34405A and 34465A. It differs in starting the measurement with INIT: using |
68 | * MEAS without a trailing '?' (as used for the 34405A) is not valid for the | |
1c8110db FS |
69 | * 34401A and gives an error. |
70 | * I'm surprised the same instruction sequence doesn't work and INIT may | |
71 | * work for both, but I don't have the others to re-test. | |
a1619831 | 72 | * |
85cff5cf MW |
73 | * cmdset_hp also works well for the 34410A, using cmdset_agilent throws an |
74 | * error on 'MEAS' without a '?'. | |
75 | * | |
1c8110db FS |
76 | * On the 34401A, |
77 | * MEAS <optional parameters> ? configures, arms, triggers and waits | |
a1619831 AG |
78 | * for a reading |
79 | * CONF <parameters> configures | |
1c8110db | 80 | * INIT prepares for triggering (trigger mode is not set, assumed |
a1619831 AG |
81 | * internal - external might time out) |
82 | * *OPC waits for completion, and | |
83 | * READ? retrieves the result | |
84 | */ | |
85 | static const struct scpi_command cmdset_hp[] = { | |
86 | { DMM_CMD_SETUP_REMOTE, "\n", }, | |
87 | { DMM_CMD_SETUP_FUNC, "CONF:%s", }, | |
88 | { DMM_CMD_QUERY_FUNC, "CONF?", }, | |
89 | { DMM_CMD_START_ACQ, "INIT", }, | |
90 | { DMM_CMD_STOP_ACQ, "ABORT", }, | |
91 | { DMM_CMD_QUERY_VALUE, "READ?", }, | |
92 | { DMM_CMD_QUERY_PREC, "CONF?", }, | |
93 | ALL_ZERO, | |
94 | }; | |
95 | ||
d0b602f0 TK |
96 | static const struct scpi_command cmdset_gwinstek[] = { |
97 | { DMM_CMD_SETUP_REMOTE, "SYST:REM", }, | |
4c80a272 | 98 | { DMM_CMD_SETUP_LOCAL, "SYST:LOC", }, |
d0b602f0 TK |
99 | { DMM_CMD_SETUP_FUNC, "CONF:%s", }, |
100 | { DMM_CMD_QUERY_FUNC, "CONF:STAT:FUNC?", }, | |
101 | { DMM_CMD_START_ACQ, "*CLS;SYST:REM", }, | |
d0b602f0 TK |
102 | { DMM_CMD_QUERY_VALUE, "VAL1?", }, |
103 | { DMM_CMD_QUERY_PREC, "SENS:DET:RATE?", }, | |
104 | ALL_ZERO, | |
105 | }; | |
106 | ||
868fc65e TK |
107 | static const struct scpi_command cmdset_gwinstek_906x[] = { |
108 | { DMM_CMD_SETUP_REMOTE, "SYST:REM", }, | |
4c80a272 | 109 | { DMM_CMD_SETUP_LOCAL, "SYST:LOC", }, |
868fc65e TK |
110 | { DMM_CMD_SETUP_FUNC, "CONF:%s", }, |
111 | { DMM_CMD_QUERY_FUNC, "CONF?", }, | |
860ee00a TK |
112 | { DMM_CMD_START_ACQ, "INIT", }, |
113 | { DMM_CMD_STOP_ACQ, "ABORT", }, | |
868fc65e TK |
114 | { DMM_CMD_QUERY_VALUE, "VAL1?", }, |
115 | { DMM_CMD_QUERY_PREC, "SENS:DET:RATE?", }, | |
116 | ALL_ZERO, | |
117 | }; | |
118 | ||
2111d157 PA |
119 | static const struct scpi_command cmdset_owon[] = { |
120 | { DMM_CMD_SETUP_REMOTE, "SYST:REM", }, | |
121 | { DMM_CMD_SETUP_LOCAL, "SYST:LOC", }, | |
122 | { DMM_CMD_SETUP_FUNC, "CONF:%s", }, | |
123 | { DMM_CMD_QUERY_FUNC, "FUNC?", }, | |
124 | { DMM_CMD_QUERY_VALUE, "MEAS1?", }, | |
125 | ALL_ZERO, | |
126 | }; | |
127 | ||
64d03de1 | 128 | static const struct mqopt_item mqopts_agilent_34405a[] = { |
1de14d67 GS |
129 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, }, |
130 | { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, FLAGS_NONE, }, | |
131 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, }, | |
132 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, FLAGS_NONE, }, | |
133 | { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, FLAGS_NONE, }, | |
ce96b696 | 134 | { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, FLAGS_NONE, }, |
5bf642db | 135 | { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAG_NO_RANGE, }, |
1de14d67 | 136 | { SR_MQ_CAPACITANCE, 0, "CAP", "CAP ", NO_DFLT_PREC, FLAGS_NONE, }, |
5bf642db GS |
137 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAG_NO_RANGE, }, |
138 | { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP ", NO_DFLT_PREC, FLAG_NO_RANGE, }, | |
139 | { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, FLAG_NO_RANGE, }, | |
3cdad416 GS |
140 | }; |
141 | ||
a1619831 | 142 | static const struct mqopt_item mqopts_agilent_34401a[] = { |
1de14d67 GS |
143 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, }, |
144 | { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, FLAGS_NONE, }, | |
145 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, }, | |
146 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, FLAGS_NONE, }, | |
147 | { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, FLAGS_NONE, }, | |
148 | { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, FLAGS_NONE, }, | |
149 | { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, }, | |
150 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, }, | |
151 | { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, FLAGS_NONE, }, | |
152 | { SR_MQ_TIME, 0, "PER", "PER ", NO_DFLT_PREC, FLAGS_NONE, }, | |
a1619831 AG |
153 | }; |
154 | ||
d0b602f0 | 155 | static const struct mqopt_item mqopts_gwinstek_gdm8200a[] = { |
1de14d67 GS |
156 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "01", NO_DFLT_PREC, FLAGS_NONE, }, |
157 | { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "02", NO_DFLT_PREC, FLAGS_NONE, }, | |
158 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "03", NO_DFLT_PREC, FLAGS_NONE, }, | |
159 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "04", NO_DFLT_PREC, FLAGS_NONE, }, | |
160 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "05", NO_DFLT_PREC, FLAGS_NONE, }, /* mA */ | |
161 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "06", NO_DFLT_PREC, FLAGS_NONE, }, /* mA */ | |
162 | { SR_MQ_RESISTANCE, 0, "RES", "07", NO_DFLT_PREC, FLAGS_NONE, }, | |
163 | { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "16", NO_DFLT_PREC, FLAGS_NONE, }, | |
164 | { SR_MQ_CONTINUITY, 0, "CONT", "13", -1, FLAGS_NONE, }, | |
165 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "17", -4, FLAGS_NONE, }, | |
166 | { SR_MQ_TEMPERATURE, 0, "TEMP", "09", NO_DFLT_PREC, FLAGS_NONE, }, /* Celsius */ | |
167 | { SR_MQ_TEMPERATURE, 0, "TEMP", "15", NO_DFLT_PREC, FLAGS_NONE, }, /* Fahrenheit */ | |
168 | { SR_MQ_FREQUENCY, 0, "FREQ", "08", NO_DFLT_PREC, FLAGS_NONE, }, | |
169 | { SR_MQ_TIME, 0, "PER", "14", NO_DFLT_PREC, FLAGS_NONE, }, | |
d0b602f0 TK |
170 | }; |
171 | ||
868fc65e | 172 | static const struct mqopt_item mqopts_gwinstek_gdm906x[] = { |
1de14d67 GS |
173 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, }, |
174 | { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC", NO_DFLT_PREC, FLAGS_NONE, }, | |
175 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, }, | |
176 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC", NO_DFLT_PREC, FLAGS_NONE, }, | |
177 | { SR_MQ_RESISTANCE, 0, "RES", "RES", NO_DFLT_PREC, FLAGS_NONE, }, | |
178 | { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES", NO_DFLT_PREC, FLAGS_NONE, }, | |
179 | { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, }, | |
180 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, }, | |
181 | { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP", NO_DFLT_PREC, FLAGS_NONE, }, | |
182 | { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ", NO_DFLT_PREC, FLAGS_NONE, }, | |
183 | { SR_MQ_TIME, 0, "PER", "PER", NO_DFLT_PREC, FLAGS_NONE, }, | |
184 | { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, FLAGS_NONE, }, | |
868fc65e TK |
185 | }; |
186 | ||
2111d157 | 187 | static const struct mqopt_item mqopts_owon_xdm2041[] = { |
1de14d67 GS |
188 | { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT AC", NO_DFLT_PREC, FLAGS_NONE, }, |
189 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT", NO_DFLT_PREC, FLAGS_NONE, }, | |
190 | { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR AC", NO_DFLT_PREC, FLAGS_NONE, }, | |
191 | { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR", NO_DFLT_PREC, FLAGS_NONE, }, | |
192 | { SR_MQ_RESISTANCE, 0, "RES", "RES", NO_DFLT_PREC, FLAGS_NONE, }, | |
193 | { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES", NO_DFLT_PREC, FLAGS_NONE, }, | |
194 | { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, }, | |
195 | { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, }, | |
196 | { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP", NO_DFLT_PREC, FLAGS_NONE, }, | |
197 | { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ", NO_DFLT_PREC, FLAGS_NONE, }, | |
198 | { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, FLAGS_NONE, }, | |
2111d157 PA |
199 | }; |
200 | ||
3cdad416 GS |
201 | SR_PRIV const struct scpi_dmm_model models[] = { |
202 | { | |
203 | "Agilent", "34405A", | |
64d03de1 | 204 | 1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a), |
3cdad416 | 205 | scpi_dmm_get_meas_agilent, |
a0418c20 | 206 | ARRAY_AND_SIZE(devopts_generic_range), |
cae328b5 | 207 | 0, 0, FALSE, |
a0418c20 | 208 | scpi_dmm_get_range_text, scpi_dmm_set_range_from_text, NULL, |
3cdad416 | 209 | }, |
85cff5cf MW |
210 | { |
211 | "Agilent", "34410A", | |
212 | 1, 6, cmdset_hp, ARRAY_AND_SIZE(mqopts_agilent_34405a), | |
213 | scpi_dmm_get_meas_agilent, | |
214 | ARRAY_AND_SIZE(devopts_generic), | |
cae328b5 | 215 | 0, 0, FALSE, |
a0418c20 | 216 | NULL, NULL, NULL, |
85cff5cf | 217 | }, |
d0b602f0 TK |
218 | { |
219 | "GW", "GDM8251A", | |
220 | 1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a), | |
221 | scpi_dmm_get_meas_gwinstek, | |
222 | ARRAY_AND_SIZE(devopts_generic), | |
bf03e06d | 223 | 2500 * 1000, 0, FALSE, |
a0418c20 | 224 | NULL, NULL, NULL, |
d0b602f0 TK |
225 | }, |
226 | { | |
227 | "GW", "GDM8255A", | |
228 | 1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a), | |
229 | scpi_dmm_get_meas_gwinstek, | |
230 | ARRAY_AND_SIZE(devopts_generic), | |
bf03e06d | 231 | 2500 * 1000, 0, FALSE, |
a0418c20 | 232 | NULL, NULL, NULL, |
d0b602f0 | 233 | }, |
868fc65e TK |
234 | { |
235 | "GWInstek", "GDM9060", | |
236 | 1, 6, cmdset_gwinstek_906x, ARRAY_AND_SIZE(mqopts_gwinstek_gdm906x), | |
237 | scpi_dmm_get_meas_agilent, | |
238 | ARRAY_AND_SIZE(devopts_generic), | |
cae328b5 | 239 | 0, 0, FALSE, |
a0418c20 | 240 | NULL, NULL, NULL, |
868fc65e TK |
241 | }, |
242 | { | |
243 | "GWInstek", "GDM9061", | |
244 | 1, 6, cmdset_gwinstek_906x, ARRAY_AND_SIZE(mqopts_gwinstek_gdm906x), | |
245 | scpi_dmm_get_meas_agilent, | |
246 | ARRAY_AND_SIZE(devopts_generic), | |
cae328b5 | 247 | 0, 0, FALSE, |
a0418c20 | 248 | NULL, NULL, NULL, |
868fc65e | 249 | }, |
25879a34 GS |
250 | { |
251 | "HP", "34401A", | |
252 | 1, 6, cmdset_hp, ARRAY_AND_SIZE(mqopts_agilent_34401a), | |
253 | scpi_dmm_get_meas_agilent, | |
254 | ARRAY_AND_SIZE(devopts_generic), | |
255 | /* 34401A: typ. 1020ms for AC readings (default is 1000ms). */ | |
bf03e06d | 256 | 1500 * 1000, 0, FALSE, |
a0418c20 | 257 | NULL, NULL, NULL, |
25879a34 GS |
258 | }, |
259 | { | |
260 | "Keysight", "34465A", | |
e3c85285 | 261 | 1, 6, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a), |
25879a34 | 262 | scpi_dmm_get_meas_agilent, |
a0418c20 | 263 | ARRAY_AND_SIZE(devopts_generic_range), |
cae328b5 | 264 | 0, 0, FALSE, |
a0418c20 | 265 | scpi_dmm_get_range_text, scpi_dmm_set_range_from_text, NULL, |
25879a34 | 266 | }, |
2111d157 PA |
267 | { |
268 | "OWON", "XDM2041", | |
269 | 1, 5, cmdset_owon, ARRAY_AND_SIZE(mqopts_owon_xdm2041), | |
270 | scpi_dmm_get_meas_gwinstek, | |
271 | ARRAY_AND_SIZE(devopts_generic), | |
cae328b5 | 272 | 0, 1e9, TRUE, |
a0418c20 | 273 | NULL, NULL, NULL, |
2111d157 | 274 | }, |
3cdad416 GS |
275 | }; |
276 | ||
277 | static const struct scpi_dmm_model *is_compatible(const char *vendor, const char *model) | |
7a396ff5 | 278 | { |
3cdad416 GS |
279 | size_t i; |
280 | const struct scpi_dmm_model *entry; | |
281 | ||
282 | for (i = 0; i < ARRAY_SIZE(models); i++) { | |
283 | entry = &models[i]; | |
284 | if (!entry->vendor || !entry->model) | |
285 | continue; | |
286 | if (strcmp(vendor, entry->vendor) != 0) | |
287 | continue; | |
288 | if (strcmp(model, entry->model) != 0) | |
289 | continue; | |
290 | return entry; | |
291 | } | |
7a396ff5 | 292 | |
3cdad416 GS |
293 | return NULL; |
294 | } | |
7a396ff5 | 295 | |
ddeaa49d PA |
296 | /* |
297 | * Some devices (such as Owon XDM2041) do not support the standard | |
298 | * OPeration Complete? command. This function tests the command with | |
299 | * a short timeout, and returns TRUE if any reply (busy or not) is received. | |
300 | */ | |
301 | static gboolean probe_opc_support(struct sr_scpi_dev_inst *scpi) | |
302 | { | |
303 | gboolean result; | |
304 | GString *response; | |
305 | ||
306 | response = g_string_sized_new(128); | |
307 | result = TRUE; | |
308 | if (sr_scpi_get_data(scpi, SCPI_CMD_OPC, &response) != SR_OK) | |
309 | result = FALSE; | |
310 | g_string_free(response, TRUE); | |
311 | ||
312 | return result; | |
313 | } | |
314 | ||
3cdad416 GS |
315 | static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi) |
316 | { | |
317 | struct sr_scpi_hw_info *hw_info; | |
318 | int ret; | |
319 | const char *vendor; | |
320 | const struct scpi_dmm_model *model; | |
321 | struct sr_dev_inst *sdi; | |
322 | struct dev_context *devc; | |
323 | size_t i; | |
324 | gchar *channel_name; | |
4c80a272 | 325 | const char *command; |
3cdad416 | 326 | |
28877994 | 327 | ret = sr_scpi_get_hw_id(scpi, &hw_info); |
3cdad416 GS |
328 | if (ret != SR_OK) { |
329 | sr_info("Could not get IDN response."); | |
330 | return NULL; | |
331 | } | |
332 | vendor = sr_vendor_alias(hw_info->manufacturer); | |
333 | model = is_compatible(vendor, hw_info->model); | |
334 | if (!model) { | |
335 | sr_scpi_hw_info_free(hw_info); | |
336 | return NULL; | |
337 | } | |
7a396ff5 | 338 | |
cae328b5 GS |
339 | if (model->check_opc && !probe_opc_support(scpi)) |
340 | scpi->no_opc_command = TRUE; | |
341 | ||
3cdad416 GS |
342 | sdi = g_malloc0(sizeof(*sdi)); |
343 | sdi->vendor = g_strdup(hw_info->manufacturer); | |
344 | sdi->model = g_strdup(hw_info->model); | |
345 | sdi->version = g_strdup(hw_info->firmware_version); | |
346 | sdi->serial_num = g_strdup(hw_info->serial_number); | |
347 | sdi->conn = scpi; | |
348 | sdi->driver = &scpi_dmm_driver_info; | |
349 | sdi->inst_type = SR_INST_SCPI; | |
7d95afb9 GS |
350 | ret = sr_scpi_connection_id(scpi, &sdi->connection_id); |
351 | if (ret != SR_OK) { | |
352 | g_free(sdi->connection_id); | |
353 | sdi->connection_id = NULL; | |
354 | } | |
3cdad416 | 355 | sr_scpi_hw_info_free(hw_info); |
1c8110db | 356 | if (model->read_timeout_us) /* non-default read timeout */ |
a1619831 | 357 | scpi->read_timeout_us = model->read_timeout_us; |
3cdad416 GS |
358 | devc = g_malloc0(sizeof(*devc)); |
359 | sdi->priv = devc; | |
360 | devc->num_channels = model->num_channels; | |
361 | devc->cmdset = model->cmdset; | |
362 | devc->model = model; | |
363 | ||
364 | for (i = 0; i < devc->num_channels; i++) { | |
365 | channel_name = g_strdup_printf("P%zu", i + 1); | |
366 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, channel_name); | |
367 | } | |
368 | ||
4c80a272 TK |
369 | /* |
370 | * If device has DMM_CMD_SETUP_LOCAL command, send it now. To avoid | |
371 | * leaving device in remote mode (if only a "scan" is run). | |
372 | */ | |
373 | command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_SETUP_LOCAL); | |
374 | if (command && *command) { | |
375 | scpi_dmm_cmd_delay(scpi); | |
376 | sr_scpi_send(scpi, command); | |
377 | } | |
378 | ||
3cdad416 GS |
379 | return sdi; |
380 | } | |
7a396ff5 | 381 | |
3cdad416 GS |
382 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
383 | { | |
384 | return sr_scpi_scan(di->context, options, probe_device); | |
7a396ff5 GS |
385 | } |
386 | ||
387 | static int dev_open(struct sr_dev_inst *sdi) | |
388 | { | |
3cdad416 GS |
389 | struct sr_scpi_dev_inst *scpi; |
390 | int ret; | |
7a396ff5 | 391 | |
3cdad416 GS |
392 | scpi = sdi->conn; |
393 | ret = sr_scpi_open(scpi); | |
394 | if (ret < 0) { | |
395 | sr_err("Failed to open SCPI device: %s.", sr_strerror(ret)); | |
396 | return SR_ERR; | |
397 | } | |
7a396ff5 GS |
398 | |
399 | return SR_OK; | |
400 | } | |
401 | ||
402 | static int dev_close(struct sr_dev_inst *sdi) | |
403 | { | |
4c80a272 | 404 | struct dev_context *devc; |
3cdad416 | 405 | struct sr_scpi_dev_inst *scpi; |
4c80a272 | 406 | const char *command; |
7a396ff5 | 407 | |
4c80a272 | 408 | devc = sdi->priv; |
3cdad416 GS |
409 | scpi = sdi->conn; |
410 | if (!scpi) | |
411 | return SR_ERR_BUG; | |
7a396ff5 | 412 | |
3cdad416 GS |
413 | sr_dbg("DIAG: sdi->status %d.", sdi->status - SR_ST_NOT_FOUND); |
414 | if (sdi->status <= SR_ST_INACTIVE) | |
415 | return SR_OK; | |
416 | ||
4c80a272 TK |
417 | /* |
418 | * If device has DMM_CMD_SETUP_LOCAL command, send it now | |
419 | * to avoid leaving device in remote mode. | |
420 | */ | |
421 | command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_SETUP_LOCAL); | |
422 | if (command && *command) { | |
423 | scpi_dmm_cmd_delay(scpi); | |
424 | sr_scpi_send(scpi, command); | |
425 | } | |
426 | ||
3cdad416 | 427 | return sr_scpi_close(scpi); |
7a396ff5 GS |
428 | } |
429 | ||
430 | static int config_get(uint32_t key, GVariant **data, | |
431 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
432 | { | |
3cdad416 GS |
433 | struct dev_context *devc; |
434 | enum sr_mq mq; | |
435 | enum sr_mqflag mqflag; | |
436 | GVariant *arr[2]; | |
7a396ff5 | 437 | int ret; |
a0418c20 | 438 | const char *range; |
7a396ff5 | 439 | |
7a396ff5 GS |
440 | (void)cg; |
441 | ||
3cdad416 GS |
442 | devc = sdi->priv; |
443 | ||
7a396ff5 | 444 | switch (key) { |
7d95afb9 GS |
445 | case SR_CONF_CONN: |
446 | if (!sdi || !sdi->connection_id) | |
447 | return SR_ERR_NA; | |
448 | *data = g_variant_new_string(sdi->connection_id); | |
449 | return SR_OK; | |
3cdad416 GS |
450 | case SR_CONF_LIMIT_SAMPLES: |
451 | case SR_CONF_LIMIT_MSEC: | |
452 | return sr_sw_limits_config_get(&devc->limits, key, data); | |
453 | case SR_CONF_MEASURED_QUANTITY: | |
08f3b427 | 454 | ret = scpi_dmm_get_mq(sdi, &mq, &mqflag, NULL, NULL); |
3cdad416 GS |
455 | if (ret != SR_OK) |
456 | return ret; | |
457 | arr[0] = g_variant_new_uint32(mq); | |
458 | arr[1] = g_variant_new_uint64(mqflag); | |
459 | *data = g_variant_new_tuple(arr, ARRAY_SIZE(arr)); | |
460 | return SR_OK; | |
a0418c20 GS |
461 | case SR_CONF_RANGE: |
462 | if (!devc || !devc->model->get_range_text) | |
463 | return SR_ERR_NA; | |
464 | range = devc->model->get_range_text(sdi); | |
465 | if (!range || !*range) | |
466 | return SR_ERR_NA; | |
467 | *data = g_variant_new_string(range); | |
468 | return SR_OK; | |
7a396ff5 GS |
469 | default: |
470 | return SR_ERR_NA; | |
471 | } | |
7a396ff5 GS |
472 | } |
473 | ||
474 | static int config_set(uint32_t key, GVariant *data, | |
475 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
476 | { | |
3cdad416 GS |
477 | struct dev_context *devc; |
478 | enum sr_mq mq; | |
479 | enum sr_mqflag mqflag; | |
480 | GVariant *tuple_child; | |
a0418c20 | 481 | const char *range; |
7a396ff5 | 482 | |
7a396ff5 GS |
483 | (void)cg; |
484 | ||
3cdad416 GS |
485 | devc = sdi->priv; |
486 | ||
7a396ff5 | 487 | switch (key) { |
3cdad416 GS |
488 | case SR_CONF_LIMIT_SAMPLES: |
489 | case SR_CONF_LIMIT_MSEC: | |
490 | return sr_sw_limits_config_set(&devc->limits, key, data); | |
491 | case SR_CONF_MEASURED_QUANTITY: | |
492 | tuple_child = g_variant_get_child_value(data, 0); | |
493 | mq = g_variant_get_uint32(tuple_child); | |
ff5fb185 | 494 | g_variant_unref(tuple_child); |
3cdad416 GS |
495 | tuple_child = g_variant_get_child_value(data, 1); |
496 | mqflag = g_variant_get_uint64(tuple_child); | |
497 | g_variant_unref(tuple_child); | |
498 | return scpi_dmm_set_mq(sdi, mq, mqflag); | |
a0418c20 GS |
499 | case SR_CONF_RANGE: |
500 | if (!devc || !devc->model->set_range_from_text) | |
501 | return SR_ERR_NA; | |
502 | range = g_variant_get_string(data, NULL); | |
503 | return devc->model->set_range_from_text(sdi, range); | |
7a396ff5 | 504 | default: |
3cdad416 | 505 | return SR_ERR_NA; |
7a396ff5 | 506 | } |
7a396ff5 GS |
507 | } |
508 | ||
509 | static int config_list(uint32_t key, GVariant **data, | |
510 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
511 | { | |
3cdad416 GS |
512 | struct dev_context *devc; |
513 | GVariant *gvar, *arr[2]; | |
514 | GVariantBuilder gvb; | |
515 | size_t i; | |
7a396ff5 | 516 | |
7a396ff5 GS |
517 | (void)cg; |
518 | ||
3cdad416 GS |
519 | devc = sdi ? sdi->priv : NULL; |
520 | ||
7a396ff5 | 521 | switch (key) { |
3cdad416 GS |
522 | case SR_CONF_SCAN_OPTIONS: |
523 | case SR_CONF_DEVICE_OPTIONS: | |
1d2f9963 GS |
524 | if (!devc) |
525 | return STD_CONFIG_LIST(key, data, sdi, cg, | |
526 | scanopts, drvopts, devopts_generic); | |
527 | return std_opts_config_list(key, data, sdi, cg, | |
528 | ARRAY_AND_SIZE(scanopts), ARRAY_AND_SIZE(drvopts), | |
529 | devc->model->devopts, devc->model->devopts_size); | |
3cdad416 GS |
530 | case SR_CONF_MEASURED_QUANTITY: |
531 | /* TODO Use std_gvar_measured_quantities() when available. */ | |
532 | if (!devc) | |
533 | return SR_ERR_ARG; | |
534 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
535 | for (i = 0; i < devc->model->mqopt_size; i++) { | |
536 | arr[0] = g_variant_new_uint32(devc->model->mqopts[i].mq); | |
537 | arr[1] = g_variant_new_uint64(devc->model->mqopts[i].mqflag); | |
538 | gvar = g_variant_new_tuple(arr, ARRAY_SIZE(arr)); | |
539 | g_variant_builder_add_value(&gvb, gvar); | |
540 | } | |
541 | *data = g_variant_builder_end(&gvb); | |
542 | return SR_OK; | |
a0418c20 GS |
543 | case SR_CONF_RANGE: |
544 | if (!devc || !devc->model->get_range_text_list) | |
545 | return SR_ERR_NA; | |
546 | *data = devc->model->get_range_text_list(sdi); | |
547 | return SR_OK; | |
7a396ff5 | 548 | default: |
3cdad416 | 549 | (void)devc; |
7a396ff5 GS |
550 | return SR_ERR_NA; |
551 | } | |
7a396ff5 GS |
552 | } |
553 | ||
554 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
555 | { | |
3cdad416 GS |
556 | struct sr_scpi_dev_inst *scpi; |
557 | struct dev_context *devc; | |
558 | int ret; | |
08f3b427 | 559 | const struct mqopt_item *item; |
3cdad416 | 560 | const char *command; |
d0b602f0 | 561 | char *response; |
3cdad416 GS |
562 | |
563 | scpi = sdi->conn; | |
564 | devc = sdi->priv; | |
565 | ||
566 | ret = scpi_dmm_get_mq(sdi, &devc->start_acq_mq.curr_mq, | |
08f3b427 | 567 | &devc->start_acq_mq.curr_mqflag, NULL, &item); |
3cdad416 GS |
568 | if (ret != SR_OK) |
569 | return ret; | |
570 | ||
d0b602f0 TK |
571 | /* |
572 | * Query for current precision if DMM supports the command | |
573 | */ | |
574 | command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_QUERY_PREC); | |
575 | if (command && *command) { | |
576 | scpi_dmm_cmd_delay(scpi); | |
577 | ret = sr_scpi_get_string(scpi, command, &response); | |
578 | if (ret == SR_OK) { | |
579 | g_strstrip(response); | |
33aa8117 GS |
580 | g_free(devc->precision); |
581 | devc->precision = g_strdup(response); | |
d0b602f0 TK |
582 | g_free(response); |
583 | sr_dbg("%s: Precision: '%s'", __func__, devc->precision); | |
584 | } else { | |
33aa8117 GS |
585 | sr_info("Precision query ('%s') failed: %d", |
586 | command, ret); | |
d0b602f0 TK |
587 | } |
588 | } | |
589 | ||
3cdad416 GS |
590 | command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_START_ACQ); |
591 | if (command && *command) { | |
3cdad416 | 592 | scpi_dmm_cmd_delay(scpi); |
28877994 | 593 | ret = sr_scpi_send(scpi, command); |
3cdad416 GS |
594 | if (ret != SR_OK) |
595 | return ret; | |
596 | } | |
7a396ff5 | 597 | |
3cdad416 GS |
598 | sr_sw_limits_acquisition_start(&devc->limits); |
599 | ret = std_session_send_df_header(sdi); | |
600 | if (ret != SR_OK) | |
601 | return ret; | |
602 | ||
603 | ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10, | |
604 | scpi_dmm_receive_data, (void *)sdi); | |
605 | if (ret != SR_OK) | |
606 | return ret; | |
7a396ff5 GS |
607 | |
608 | return SR_OK; | |
609 | } | |
610 | ||
611 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) | |
612 | { | |
3cdad416 GS |
613 | struct sr_scpi_dev_inst *scpi; |
614 | struct dev_context *devc; | |
615 | const char *command; | |
616 | ||
617 | scpi = sdi->conn; | |
618 | devc = sdi->priv; | |
7a396ff5 | 619 | |
3cdad416 GS |
620 | command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_STOP_ACQ); |
621 | if (command && *command) { | |
3cdad416 | 622 | scpi_dmm_cmd_delay(scpi); |
28877994 | 623 | (void)sr_scpi_send(scpi, command); |
3cdad416 GS |
624 | } |
625 | sr_scpi_source_remove(sdi->session, scpi); | |
626 | ||
627 | std_session_send_df_end(sdi); | |
7a396ff5 | 628 | |
33aa8117 GS |
629 | g_free(devc->precision); |
630 | devc->precision = NULL; | |
d0b602f0 | 631 | |
7a396ff5 GS |
632 | return SR_OK; |
633 | } | |
634 | ||
0617bb5a | 635 | static struct sr_dev_driver scpi_dmm_driver_info = { |
7a396ff5 GS |
636 | .name = "scpi-dmm", |
637 | .longname = "SCPI DMM", | |
638 | .api_version = 1, | |
639 | .init = std_init, | |
640 | .cleanup = std_cleanup, | |
641 | .scan = scan, | |
642 | .dev_list = std_dev_list, | |
643 | .dev_clear = std_dev_clear, | |
644 | .config_get = config_get, | |
645 | .config_set = config_set, | |
646 | .config_list = config_list, | |
647 | .dev_open = dev_open, | |
648 | .dev_close = dev_close, | |
649 | .dev_acquisition_start = dev_acquisition_start, | |
650 | .dev_acquisition_stop = dev_acquisition_stop, | |
651 | .context = NULL, | |
652 | }; | |
7a396ff5 | 653 | SR_REGISTER_DEV_DRIVER(scpi_dmm_driver_info); |