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sr: add support for conductance measurements in Siemens
[libsigrok.git] / hardware / fluke-dmm / fluke-dmm.h
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1/*
2 * This file is part of the sigrok project.
3 *
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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
20
21#ifndef LIBSIGROK_FLUKE_DMM_H
22#define LIBSIGROK_FLUKE_DMM_H
23
24#define FLUKEDMM_BUFSIZE 256
25
26/* Supported models */
27enum {
28 FLUKE_187 = 1,
acd29acc 29 FLUKE_287,
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30};
31
32/* Supported device profiles */
33struct flukedmm_profile {
34 int model;
35 const char *modelname;
36};
37
38/* Private driver context. */
39struct drv_context {
40 GSList *instances;
41};
42
43/* Private, per-device-instance driver context. */
44struct dev_context {
45 const struct flukedmm_profile *profile;
46 uint64_t limit_samples;
47 uint64_t limit_msec;
48 struct sr_serial_dev_inst *serial;
41298320 49 char *serialcomm;
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50
51 /* Opaque pointer passed in by the frontend. */
52 void *cb_data;
53
54 /* Runtime. */
55 uint64_t num_samples;
56 unsigned char buf[FLUKEDMM_BUFSIZE];
57 int buflen;
58};
59
60#endif /* LIBSIGROK_FLUKE_DMM_H */