2 * This file is part of the sigrok project.
4 * Copyright (C) 2010 Håvard Espeland <gus@ping.uio.no>,
5 * Copyright (C) 2010 Martin Stensgård <mastensg@ping.uio.no>
6 * Copyright (C) 2010 Carl Henrik Lunde <chlunde@ping.uio.no>
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 enum sigma_write_register
27 WRITE_CLOCK_SELECT = 0,
28 WRITE_TRIGGER_SELECT0 = 1,
29 WRITE_TRIGGER_SELECT1 = 2,
32 WRITE_POST_TRIGGER = 5,
33 WRITE_TRIGGER_OPTION = 6,
39 enum sigma_read_register
42 READ_TRIGGER_POS_LOW = 1,
43 READ_TRIGGER_POS_HIGH = 2,
44 READ_TRIGGER_POS_UP = 3,
45 READ_STOP_POS_LOW = 4,
46 READ_STOP_POS_HIGH = 5,
49 READ_PIN_CHANGE_LOW = 8,
50 READ_PIN_CHANGE_HIGH = 9,
51 READ_BLOCK_LAST_TS_LOW = 10,
52 READ_BLOCK_LAST_TS_HIGH = 11,
58 #define REG_ADDR_LOW (0 << 4)
59 #define REG_ADDR_HIGH (1 << 4)
60 #define REG_DATA_LOW (2 << 4)
61 #define REG_DATA_HIGH_WRITE (3 << 4)
62 #define REG_READ_ADDR (4 << 4)
63 #define REG_DRAM_WAIT_ACK (5 << 4)
65 /* Bit (1 << 4) can be low or high (double buffer / cache) */
66 #define REG_DRAM_BLOCK (6 << 4)
67 #define REG_DRAM_BLOCK_BEGIN (8 << 4)
68 #define REG_DRAM_BLOCK_DATA (10 << 4)
72 #define EVENTS_PER_CLUSTER 7
74 #define CHUNK_SIZE 1024