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1 | /* | |
2 | * This file is part of the libsigrok 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 | #ifndef LIBSIGROK_HARDWARE_AGILENT_DMM_AGILENT_DMM_H | |
21 | #define LIBSIGROK_HARDWARE_AGILENT_DMM_AGILENT_DMM_H | |
22 | ||
23 | #define LOG_PREFIX "agilent-dmm" | |
24 | ||
25 | #define AGDMM_BUFSIZE 256 | |
26 | ||
27 | /* Always USB-serial, 1ms is plenty. */ | |
28 | #define SERIAL_WRITE_TIMEOUT_MS 1 | |
29 | ||
30 | /* Supported models */ | |
31 | enum { | |
32 | AGILENT_U1231 = 1, | |
33 | AGILENT_U1232, | |
34 | AGILENT_U1233, | |
35 | ||
36 | AGILENT_U1241, | |
37 | AGILENT_U1242, | |
38 | ||
39 | AGILENT_U1251, | |
40 | AGILENT_U1252, | |
41 | AGILENT_U1253, | |
42 | }; | |
43 | ||
44 | /* Supported device profiles */ | |
45 | struct agdmm_profile { | |
46 | int model; | |
47 | const char *modelname; | |
48 | const struct agdmm_job *jobs; | |
49 | const struct agdmm_recv *recvs; | |
50 | }; | |
51 | ||
52 | /* Private, per-device-instance driver context. */ | |
53 | struct dev_context { | |
54 | const struct agdmm_profile *profile; | |
55 | uint64_t limit_samples; | |
56 | uint64_t limit_msec; | |
57 | ||
58 | /* Runtime. */ | |
59 | uint64_t num_samples; | |
60 | int64_t jobqueue[8]; | |
61 | unsigned char buf[AGDMM_BUFSIZE]; | |
62 | int buflen; | |
63 | int cur_mq; | |
64 | int cur_unit; | |
65 | int cur_mqflags; | |
66 | int cur_divider; | |
67 | int cur_acdc; | |
68 | int mode_tempaux; | |
69 | int mode_continuity; | |
70 | }; | |
71 | ||
72 | struct agdmm_job { | |
73 | int interval; | |
74 | int (*send) (const struct sr_dev_inst *sdi); | |
75 | }; | |
76 | ||
77 | struct agdmm_recv { | |
78 | const char *recv_regex; | |
79 | int (*recv) (const struct sr_dev_inst *sdi, GMatchInfo *match); | |
80 | }; | |
81 | ||
82 | SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data); | |
83 | ||
84 | #endif |