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79081ec8 UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de> | |
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 2 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef LIBSIGROK_HARDWARE_UNI_T_DMM_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_UNI_T_DMM_PROTOCOL_H | |
23 | ||
24 | #include <stdint.h> | |
25 | #include <glib.h> | |
26 | #include <libusb.h> | |
27 | #include "libsigrok.h" | |
28 | #include "libsigrok-internal.h" | |
29 | ||
30 | /* Message logging helpers with driver-specific prefix string. */ | |
31 | #define DRIVER_LOG_DOMAIN "uni-t-dmm: " | |
32 | #define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) | |
33 | #define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) | |
34 | #define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) | |
35 | #define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) | |
36 | #define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) | |
37 | #define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) | |
38 | ||
fdbcb86d UH |
39 | enum { |
40 | UNI_T_UT61D, | |
41 | VOLTCRAFT_VC820, | |
42 | }; | |
43 | ||
79081ec8 UH |
44 | #define UT_D04_CABLE_USB_VID 0x1a86 |
45 | #define UT_D04_CABLE_USB_DID 0xe008 | |
46 | ||
47 | #define CHUNK_SIZE 8 | |
48 | #define NUM_DATA_BYTES 14 | |
49 | ||
50 | /** Private, per-device-instance driver context. */ | |
51 | struct dev_context { | |
52 | /** The current sampling limit (in number of samples). */ | |
53 | uint64_t limit_samples; | |
54 | ||
55 | /** The current sampling limit (in ms). */ | |
56 | uint64_t limit_msec; | |
57 | ||
58 | /** Opaque pointer passed in by the frontend. */ | |
59 | void *cb_data; | |
60 | ||
61 | /** The current number of already received samples. */ | |
62 | uint64_t num_samples; | |
63 | ||
64 | struct sr_usb_dev_inst *usb; | |
65 | ||
66 | uint8_t protocol_buf[14]; | |
67 | }; | |
68 | ||
fdbcb86d UH |
69 | SR_PRIV int uni_t_ut61d_receive_data(int fd, int revents, void *cb_data); |
70 | SR_PRIV int voltcraft_vc820_receive_data(int fd, int revents, void *cb_data); | |
79081ec8 UH |
71 | |
72 | #endif |