]>
Commit | Line | Data |
---|---|---|
6c6bc80a C |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
f2a66a8e | 4 | * Copyright (C) 2015 Christer Ekholm <christerekholm@gmail.com> |
6c6bc80a C |
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_HANTEK_6XXX_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_HANTEK_6XXX_PROTOCOL_H | |
22 | ||
23 | #include <stdint.h> | |
f2a66a8e | 24 | #include <string.h> |
6c6bc80a C |
25 | #include <glib.h> |
26 | #include <libsigrok/libsigrok.h> | |
27 | #include "libsigrok-internal.h" | |
28 | ||
29 | #define LOG_PREFIX "hantek-6xxx" | |
30 | ||
f2a66a8e C |
31 | #define MAX_RENUM_DELAY_MS 3000 |
32 | ||
33 | #define DEFAULT_VOLTAGE 2 | |
34 | #define DEFAULT_SAMPLERATE SR_MHZ(8) | |
35 | ||
36 | #define NUM_CHANNELS 2 | |
37 | ||
38 | #define SAMPLERATE_VALUES \ | |
39 | SR_MHZ(48), SR_MHZ(30), SR_MHZ(24), \ | |
40 | SR_MHZ(16), SR_MHZ(8), SR_MHZ(4), \ | |
41 | SR_MHZ(1), SR_KHZ(500), SR_KHZ(200), \ | |
42 | SR_KHZ(100), | |
43 | ||
44 | #define SAMPLERATE_REGS \ | |
45 | 48, 30, 24, 16, 8, 4, 1, 50, 20, 10, | |
46 | ||
47 | #define VDIV_VALUES \ | |
48 | { 100, 1000 }, \ | |
49 | { 250, 1000 }, \ | |
50 | { 500, 1000 }, \ | |
51 | { 1, 1 }, | |
52 | ||
53 | #define VDIV_REG \ | |
54 | 10, 5, 2, 1, | |
55 | ||
56 | #define VDIV_MULTIPLIER 10 | |
57 | ||
58 | /* Weird flushing needed for filtering glitch away. */ | |
59 | #define FLUSH_PACKET_SIZE 2600 | |
60 | ||
61 | #define MIN_PACKET_SIZE 600 | |
62 | #define MAX_PACKET_SIZE (12 * 1024 * 1024) | |
63 | ||
64 | #define HANTEK_EP_IN 0x86 | |
65 | #define USB_INTERFACE 0 | |
66 | #define USB_CONFIGURATION 1 | |
67 | ||
68 | enum control_requests { | |
69 | VDIV_CH1_REG = 0xe0, | |
70 | VDIV_CH2_REG = 0xe1, | |
71 | SAMPLERATE_REG = 0xe2, | |
72 | TRIGGER_REG = 0xe3, | |
73 | CHANNELS_REG = 0xe4, | |
74 | }; | |
75 | ||
76 | enum states { | |
77 | IDLE, | |
78 | FLUSH, | |
79 | CAPTURE, | |
80 | STOPPING, | |
81 | }; | |
82 | ||
83 | struct hantek_6xxx_profile { | |
84 | /* VID/PID after cold boot */ | |
85 | uint16_t orig_vid; | |
86 | uint16_t orig_pid; | |
87 | /* VID/PID after firmware upload */ | |
88 | uint16_t fw_vid; | |
89 | uint16_t fw_pid; | |
90 | const char *vendor; | |
91 | const char *model; | |
92 | const char *firmware; | |
93 | }; | |
94 | ||
6c6bc80a | 95 | struct dev_context { |
f2a66a8e C |
96 | const struct hantek_6xxx_profile *profile; |
97 | void *cb_data; | |
98 | GSList *enabled_channels; | |
99 | /* | |
100 | * We can't keep track of an FX2-based device after upgrading | |
101 | * the firmware (it re-enumerates into a different device address | |
102 | * after the upgrade) this is like a global lock. No device will open | |
103 | * until a proper delay after the last device was upgraded. | |
104 | */ | |
105 | int64_t fw_updated; | |
106 | int dev_state; | |
107 | uint64_t samp_received; | |
108 | uint64_t aq_started; | |
6c6bc80a | 109 | |
f2a66a8e C |
110 | uint64_t read_start_ts; |
111 | uint32_t read_data_amount; | |
6c6bc80a | 112 | |
f2a66a8e C |
113 | struct libusb_transfer **sample_buf; |
114 | uint32_t sample_buf_write; | |
115 | uint32_t sample_buf_size; | |
6c6bc80a | 116 | |
f2a66a8e C |
117 | gboolean ch_enabled[NUM_CHANNELS]; |
118 | int voltage[NUM_CHANNELS]; | |
119 | uint64_t samplerate; | |
6c6bc80a | 120 | |
f2a66a8e C |
121 | uint64_t limit_msec; |
122 | uint64_t limit_samples; | |
6c6bc80a C |
123 | }; |
124 | ||
f2a66a8e C |
125 | SR_PRIV int hantek_6xxx_open(struct sr_dev_inst *sdi); |
126 | SR_PRIV void hantek_6xxx_close(struct sr_dev_inst *sdi); | |
127 | SR_PRIV int hantek_6xxx_get_channeldata(const struct sr_dev_inst *sdi, | |
128 | libusb_transfer_cb_fn cb, uint32_t data_amount); | |
129 | ||
130 | SR_PRIV int hantek_6xxx_start_data_collecting(const struct sr_dev_inst *sdi); | |
131 | SR_PRIV int hantek_6xxx_stop_data_collecting(const struct sr_dev_inst *sdi); | |
132 | ||
133 | SR_PRIV int hantek_6xxx_update_samplerate(const struct sr_dev_inst *sdi); | |
134 | SR_PRIV int hantek_6xxx_update_vdiv(const struct sr_dev_inst *sdi); | |
135 | SR_PRIV int hantek_6xxx_update_channels(const struct sr_dev_inst *sdi); | |
136 | SR_PRIV int hantek_6xxx_init(const struct sr_dev_inst *sdi); | |
6c6bc80a C |
137 | |
138 | #endif |