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7dc55d93 AG |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.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 | ||
21a7f269 UH |
20 | #ifndef LIBSIGROK_HARDWARE_SERIAL_DMM_PROTOCOL_H |
21 | #define LIBSIGROK_HARDWARE_SERIAL_DMM_PROTOCOL_H | |
7dc55d93 AG |
22 | |
23 | /* Message logging helpers with driver-specific prefix string. */ | |
21a7f269 | 24 | #define DRIVER_LOG_DOMAIN "serial-dmm: " |
7dc55d93 AG |
25 | #define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) |
26 | #define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) | |
27 | #define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) | |
28 | #define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) | |
29 | #define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) | |
30 | #define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) | |
31 | ||
729b01f9 | 32 | enum { |
f086b830 | 33 | DIGITEK_DT4000ZC, |
729b01f9 | 34 | TEKPOWER_TP4000ZC, |
ce3777ad | 35 | METEX_ME31, |
f0ac4929 | 36 | PEAKTECH_3410, |
729b01f9 UH |
37 | }; |
38 | ||
39 | struct dmm_info { | |
40 | char *vendor; | |
41 | char *device; | |
42 | char *conn; | |
43 | uint32_t baudrate; | |
44 | int packet_size; | |
ce3777ad | 45 | int (*packet_request)(struct sr_serial_dev_inst *); |
729b01f9 UH |
46 | gboolean (*packet_valid)(const uint8_t *); |
47 | int (*packet_parse)(const uint8_t *, float *, | |
48 | struct sr_datafeed_analog *, void *); | |
49 | void (*dmm_details)(struct sr_datafeed_analog *, void *); | |
50 | }; | |
51 | ||
f0ac4929 | 52 | SR_PRIV struct dmm_info dmms[4]; |
729b01f9 UH |
53 | |
54 | #define DMM_BUFSIZE 256 | |
7dc55d93 | 55 | |
bbabddbd | 56 | /** Private, per-device-instance driver context. */ |
7dc55d93 | 57 | struct dev_context { |
bbabddbd | 58 | /** The current sampling limit (in number of samples). */ |
7dc55d93 | 59 | uint64_t limit_samples; |
7dc55d93 | 60 | |
bbabddbd | 61 | /** Opaque pointer passed in by the frontend. */ |
7dc55d93 AG |
62 | void *cb_data; |
63 | ||
bbabddbd | 64 | /** The current number of already received samples. */ |
7dc55d93 | 65 | uint64_t num_samples; |
bbabddbd UH |
66 | |
67 | struct sr_serial_dev_inst *serial; | |
bbabddbd | 68 | |
7dc55d93 | 69 | uint8_t buf[DMM_BUFSIZE]; |
bbabddbd UH |
70 | int bufoffset; |
71 | int buflen; | |
7dc55d93 AG |
72 | }; |
73 | ||
f086b830 | 74 | SR_PRIV int digitek_dt4000zc_receive_data(int fd, int revents, void *cb_data); |
729b01f9 | 75 | SR_PRIV int tekpower_tp4000zc_receive_data(int fd, int revents, void *cb_data); |
ce3777ad | 76 | SR_PRIV int metex_me31_receive_data(int fd, int revents, void *cb_data); |
f0ac4929 | 77 | SR_PRIV int peaktech_3410_receive_data(int fd, int revents, void *cb_data); |
f086b830 | 78 | |
729b01f9 | 79 | SR_PRIV void dmm_details_tp4000zc(struct sr_datafeed_analog *analog, void *info); |
f086b830 | 80 | SR_PRIV void dmm_details_dt4000zc(struct sr_datafeed_analog *analog, void *info); |
7dc55d93 | 81 | |
bbabddbd | 82 | #endif |