103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef LIBSIGROK_HARDWARE_UNI_T_DMM_PROTOCOL_H
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#define LIBSIGROK_HARDWARE_UNI_T_DMM_PROTOCOL_H
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#include <stdint.h>
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#include <glib.h>
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#include <libusb.h>
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#include "libsigrok.h"
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#include "libsigrok-internal.h"
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#define LOG_PREFIX "uni-t-dmm"
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enum {
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TECPEL_DMM_8061,
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UNI_T_UT60A,
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UNI_T_UT60E,
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UNI_T_UT60G,
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UNI_T_UT61B,
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UNI_T_UT61C,
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UNI_T_UT61D,
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UNI_T_UT61E,
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VOLTCRAFT_VC820,
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VOLTCRAFT_VC830,
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VOLTCRAFT_VC840,
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TENMA_72_7745,
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TENMA_72_7750,
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};
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struct dmm_info {
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char *vendor;
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char *device;
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uint32_t baudrate;
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int packet_size;
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gboolean (*packet_valid)(const uint8_t *);
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int (*packet_parse)(const uint8_t *, float *,
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struct sr_datafeed_analog *, void *);
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void (*dmm_details)(struct sr_datafeed_analog *, void *);
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struct sr_dev_driver *di;
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int (*receive_data)(int, int, void *);
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};
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#define CHUNK_SIZE 8
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#define DMM_BUFSIZE 256
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/** Private, per-device-instance driver context. */
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struct dev_context {
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/** The current sampling limit (in number of samples). */
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uint64_t limit_samples;
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/** The current sampling limit (in ms). */
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uint64_t limit_msec;
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/** Opaque pointer passed in by the frontend. */
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void *cb_data;
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/** The current number of already received samples. */
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uint64_t num_samples;
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int64_t starttime;
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gboolean first_run;
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uint8_t protocol_buf[DMM_BUFSIZE];
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uint8_t bufoffset;
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uint8_t buflen;
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};
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SR_PRIV int receive_data_TECPEL_DMM_8061(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT60A(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT60E(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT60G(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT61B(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT61C(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT61D(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_UNI_T_UT61E(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_VOLTCRAFT_VC820(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_VOLTCRAFT_VC830(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_VOLTCRAFT_VC840(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_TENMA_72_7745(int fd, int revents, void *cb_data);
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SR_PRIV int receive_data_TENMA_72_7750(int fd, int revents, void *cb_data);
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#endif
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