103 lines
2.5 KiB
C
103 lines
2.5 KiB
C
/*
|
|
* This file is part of the libsigrok project.
|
|
*
|
|
* Copyright (C) 2014 Bert Vermeulen <bert@biot.com>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef LIBSIGROK_HARDWARE_ATTEN_PPS3XXX_PROTOCOL_H
|
|
#define LIBSIGROK_HARDWARE_ATTEN_PPS3XXX_PROTOCOL_H
|
|
|
|
#include <stdint.h>
|
|
#include <glib.h>
|
|
#include "libsigrok.h"
|
|
#include "libsigrok-internal.h"
|
|
|
|
#define LOG_PREFIX "atten-pps3xxx"
|
|
|
|
/* Packets to/from the device. */
|
|
#define PACKET_SIZE 24
|
|
|
|
enum {
|
|
PPS_3203T_3S,
|
|
PPS_3203T_2S,
|
|
PPS_3205T_3S,
|
|
PPS_3205T_2S,
|
|
PPS_3003S,
|
|
PPS_3005S,
|
|
};
|
|
|
|
/* Maximum number of output channels handled by this driver. */
|
|
#define MAX_CHANNELS 3
|
|
|
|
#define CHANMODE_INDEPENDENT 1 << 0
|
|
#define CHANMODE_SERIES 1 << 1
|
|
#define CHANMODE_PARALLEL 1 << 2
|
|
|
|
struct channel_spec {
|
|
/* Min, max, step. */
|
|
gdouble voltage[3];
|
|
gdouble current[3];
|
|
};
|
|
|
|
struct pps_model {
|
|
int modelid;
|
|
char *name;
|
|
int channel_modes;
|
|
int num_channels;
|
|
struct channel_spec channels[MAX_CHANNELS];
|
|
};
|
|
|
|
struct per_channel_config {
|
|
/* Received from device. */
|
|
gdouble output_voltage_last;
|
|
gdouble output_current_last;
|
|
gboolean output_enabled;
|
|
/* Set by frontend. */
|
|
gdouble output_voltage_max;
|
|
gdouble output_current_max;
|
|
gboolean output_enabled_set;
|
|
};
|
|
|
|
/** Private, per-device-instance driver context. */
|
|
struct dev_context {
|
|
/* Model-specific information */
|
|
struct pps_model *model;
|
|
|
|
/* Acquisition state */
|
|
gboolean acquisition_running;
|
|
|
|
/* Operational state */
|
|
gboolean config_dirty;
|
|
struct per_channel_config *config;
|
|
/* Received from device. */
|
|
int channel_mode;
|
|
gboolean over_current_protection;
|
|
/* Set by frontend. */
|
|
int channel_mode_set;
|
|
gboolean over_current_protection_set;
|
|
|
|
/* Temporary state across callbacks */
|
|
uint8_t packet[PACKET_SIZE];
|
|
int packet_size;
|
|
|
|
};
|
|
|
|
SR_PRIV int atten_pps3xxx_receive_data(int fd, int revents, void *cb_data);
|
|
SR_PRIV void send_packet(const struct sr_dev_inst *sdi, uint8_t *packet);
|
|
SR_PRIV void send_config(const struct sr_dev_inst *sdi);
|
|
|
|
#endif
|