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command.h
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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 
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