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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_AGILENT_DMM_H
22#define LIBSIGROK_AGILENT_DMM_H
23
24#define AGDMM_BUFSIZE 256
25
26/* Supported models */
27enum {
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28 AGILENT_U1231A = 1,
29 AGILENT_U1232A,
30 AGILENT_U1233A,
31 AGILENT_U1251A,
32 AGILENT_U1252A,
33 AGILENT_U1253A,
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34};
35
36/* Supported device profiles */
37struct agdmm_profile {
38 int model;
39 const char *modelname;
40 int serial_speed;
41 const struct agdmm_job *jobs;
42 const struct agdmm_recv *recvs;
43};
44
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45/* Private, per-device-instance driver context. */
46struct dev_context {
47 const struct agdmm_profile *profile;
48 uint64_t limit_samples;
49 uint64_t limit_msec;
50 struct sr_serial_dev_inst *serial;
51
52 /* Opaque pointer passed in by the frontend. */
53 void *cb_data;
54
55 /* Runtime. */
56 uint64_t num_samples;
57 int64_t jobqueue[8];
58 unsigned char buf[AGDMM_BUFSIZE];
59 int buflen;
60 int cur_mq;
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61 int cur_unit;
62 int cur_mqflags;
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63 int cur_divider;
64 int cur_acdc;
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65 int mode_tempaux;
66 int mode_continuity;
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67};
68
69struct agdmm_job {
70 int interval;
71 int (*send) (const struct sr_dev_inst *sdi);
72};
73
74struct agdmm_recv {
75 const char *recv_regex;
76 int (*recv) (const struct sr_dev_inst *sdi, GMatchInfo *match);
77};
78
79SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data);
80
81#endif /* LIBSIGROK_AGILENT_DMM_H */