2 * This file is part of the libsigrok project.
4 * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
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.
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.
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/>.
20 #ifndef LIBSIGROK_HARDWARE_KECHENG_KC_330B_PROTOCOL_H
21 #define LIBSIGROK_HARDWARE_KECHENG_KC_330B_PROTOCOL_H
25 #include "libsigrok.h"
26 #include "libsigrok-internal.h"
28 /* Message logging helpers with subsystem-specific prefix string. */
29 #define LOG_PREFIX "kecheng-kc-330b: "
30 #define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
31 #define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
32 #define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
33 #define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
34 #define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
35 #define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
37 #define EP_IN 0x80 | 1
41 #define DEFAULT_SAMPLE_INTERVAL 0
42 #define DEFAULT_ALARM_LOW 40
43 #define DEFAULT_ALARM_HIGH 120
44 #define DEFAULT_WEIGHT_TIME SR_MQFLAG_SPL_TIME_WEIGHT_F
45 #define DEFAULT_WEIGHT_FREQ SR_MQFLAG_SPL_FREQ_WEIGHT_A
47 #define DEFAULT_DATA_SOURCE DATA_SOURCE_LIVE
57 CMD_SET_DATE_TIME = 0x03,
58 CMD_GET_LIVE_SPL = 0x08,
66 /** Private, per-device-instance driver context. */
68 /* Acquisition settings */
69 uint64_t limit_samples;
76 /* Operational state */
81 struct libusb_transfer *xfer;
82 unsigned char buf[16];
84 /* Temporary state across callbacks */
85 gint64 last_live_request;
89 SR_PRIV int kecheng_kc_330b_handle_events(int fd, int revents, void *cb_data);
90 SR_PRIV void kecheng_kc_330b_receive_transfer(struct libusb_transfer *transfer);
91 SR_PRIV int kecheng_kc_330b_configure(const struct sr_dev_inst *sdi);
92 SR_PRIV int kecheng_kc_330b_set_date_time(struct sr_dev_inst *sdi);
93 SR_PRIV int kecheng_kc_330b_recording_get(const struct sr_dev_inst *sdi,