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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_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_AGILENT_DMM_PROTOCOL_H | |
22 | ||
23 | #define LOG_PREFIX "agilent-dmm" | |
24 | ||
25 | #define MAX_CHANNELS 3 | |
26 | #define AGDMM_BUFSIZE 256 | |
27 | ||
28 | /* Always USB-serial, 1ms is plenty. */ | |
29 | #define SERIAL_WRITE_TIMEOUT_MS 1 | |
30 | ||
31 | #define DEFAULT_DATA_SOURCE DATA_SOURCE_LIVE | |
32 | ||
33 | enum { | |
34 | DATA_SOURCE_LIVE, | |
35 | DATA_SOURCE_LOG_HAND, | |
36 | DATA_SOURCE_LOG_TRIG, | |
37 | DATA_SOURCE_LOG_AUTO, | |
38 | DATA_SOURCE_LOG_EXPO, | |
39 | }; | |
40 | ||
41 | /* Supported models */ | |
42 | enum { | |
43 | AGILENT_U1231 = 1, | |
44 | AGILENT_U1232, | |
45 | AGILENT_U1233, | |
46 | ||
47 | AGILENT_U1241, | |
48 | AGILENT_U1242, | |
49 | ||
50 | KEYSIGHT_U1241C, | |
51 | KEYSIGHT_U1242C, | |
52 | ||
53 | AGILENT_U1251, | |
54 | AGILENT_U1252, | |
55 | AGILENT_U1253, | |
56 | ||
57 | AGILENT_U1271, | |
58 | AGILENT_U1272, | |
59 | AGILENT_U1273, | |
60 | ||
61 | KEYSIGHT_U1281, | |
62 | KEYSIGHT_U1282, | |
63 | }; | |
64 | ||
65 | /* Supported device profiles */ | |
66 | struct agdmm_profile { | |
67 | int model; | |
68 | const char *modelname; | |
69 | int nb_channels; | |
70 | const struct agdmm_job *jobs_live; | |
71 | const struct agdmm_job *jobs_log; | |
72 | const struct agdmm_recv *recvs; | |
73 | }; | |
74 | ||
75 | struct dev_context { | |
76 | const struct agdmm_profile *profile; | |
77 | struct sr_sw_limits limits; | |
78 | int data_source; | |
79 | ||
80 | const struct agdmm_job *jobs; | |
81 | int current_job; | |
82 | gboolean job_running; | |
83 | gboolean job_again; | |
84 | int64_t jobs_start[8]; | |
85 | unsigned char buf[AGDMM_BUFSIZE]; | |
86 | int buflen; | |
87 | uint64_t cur_samplerate; | |
88 | struct sr_channel *cur_channel; | |
89 | struct sr_channel *cur_conf; | |
90 | int cur_sample; | |
91 | int cur_mq[MAX_CHANNELS]; | |
92 | int cur_unit[MAX_CHANNELS]; | |
93 | int cur_mqflags[MAX_CHANNELS]; | |
94 | int cur_digits[MAX_CHANNELS]; | |
95 | int cur_encoding[MAX_CHANNELS]; | |
96 | int cur_exponent[MAX_CHANNELS]; | |
97 | int mode_tempaux; | |
98 | int mode_continuity; | |
99 | int mode_squarewave; | |
100 | int mode_dbm_dbv; | |
101 | }; | |
102 | ||
103 | enum job_type { | |
104 | JOB_AGAIN = 1, | |
105 | JOB_STOP, | |
106 | JOB_CONF, | |
107 | JOB_STAT, | |
108 | JOB_FETC, | |
109 | JOB_LOG, | |
110 | }; | |
111 | ||
112 | struct agdmm_job { | |
113 | enum job_type type; | |
114 | int interval; | |
115 | int (*send) (const struct sr_dev_inst *sdi); | |
116 | }; | |
117 | ||
118 | struct agdmm_recv { | |
119 | const char *recv_regex; | |
120 | int (*recv) (const struct sr_dev_inst *sdi, GMatchInfo *match); | |
121 | }; | |
122 | ||
123 | SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data); | |
124 | ||
125 | #endif |