]> sigrok.org Git - libsigrok.git/blob - hardware/fx2lafw/command.h
fx2lafw: Added support for 100kHz and 50kHz sampling
[libsigrok.git] / hardware / fx2lafw / command.h
1 /*
2  * This file is part of the sigrok project.
3  *
4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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_FX2LAFW_COMMAND_H
21 #define LIBSIGROK_HARDWARE_FX2LAFW_COMMAND_H
22
23 #include "sigrok.h"
24
25 /* Protocol commands */
26 #define CMD_GET_FW_VERSION              0xb0
27 #define CMD_START                       0xb1
28 #define CMD_GET_REVID_VERSION           0xb2
29
30 #define CMD_START_FLAGS_CLK_SRC_POS     6
31
32 #define CMD_START_FLAGS_CLK_30MHZ       (0 << CMD_START_FLAGS_CLK_SRC_POS)
33 #define CMD_START_FLAGS_CLK_48MHZ       (1 << CMD_START_FLAGS_CLK_SRC_POS)
34
35 #pragma pack(push, 1)
36
37 struct version_info {
38         uint8_t major;
39         uint8_t minor;
40 };
41
42 struct cmd_start_acquisition {
43         uint8_t flags;
44         uint8_t sample_delay_h;
45         uint8_t sample_delay_l;
46 };
47
48 #pragma pack(pop)
49
50 SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
51                                    struct version_info *vi);
52 SR_PRIV int command_get_revid_version(libusb_device_handle *devhdl,
53                                       uint8_t *revid);
54 SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
55                                       uint64_t samplerate);
56
57 #endif