2 * This file is part of the libsigrok project.
4 * Copyright (C) 2018 James Churchill <pelrun@gmail.com>
5 * Copyright (C) 2019 Frank Stettner <frank-stettner@gmx.net>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H
22 #define LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H
26 #include <libsigrok/libsigrok.h>
27 #include "libsigrok-internal.h"
29 #define LOG_PREFIX "rdtech-dps"
31 struct rdtech_dps_model {
34 unsigned int max_current;
35 unsigned int max_voltage;
36 unsigned int max_power;
37 unsigned int current_digits;
38 unsigned int voltage_digits;
42 const struct rdtech_dps_model *model;
43 struct sr_sw_limits limits;
45 double current_multiplier;
46 double voltage_multiplier;
47 gboolean actual_ovp_state;
48 gboolean actual_ocp_state;
49 uint16_t actual_regulation_state;
50 uint16_t actual_output_state;
53 enum rdtech_dps_register {
54 REG_USET = 0x00, /* Mirror of 0x50 */
55 REG_ISET = 0x01, /* Mirror of 0x51 */
64 REG_BACKLIGHT = 0x0A, /* Mirror of 0x55 */
68 REG_PRESET = 0x23, /* Loads a preset into preset 0. */
71 * Add (preset * 0x10) to each of the following, for preset 1-9.
72 * Preset 0 regs below are the active output settings.
80 PRE_DISABLE = 0x56, /* Disable output if 0 is copied here from a preset (1 is no change). */
81 PRE_BOOT = 0x57, /* Enable output at boot if 1. */
84 enum rdtech_dps_state {
91 enum rdtech_dps_mode {
96 SR_PRIV int rdtech_dps_read_holding_registers(struct sr_modbus_dev_inst *modbus,
97 int address, int nb_registers, uint16_t *registers);
99 SR_PRIV int rdtech_dps_get_reg(const struct sr_dev_inst *sdi, uint16_t address, uint16_t *value);
100 SR_PRIV int rdtech_dps_set_reg(const struct sr_dev_inst *sdi, uint16_t address, uint16_t value);
102 SR_PRIV int rdtech_dps_get_model_version(struct sr_modbus_dev_inst *modbus,
103 uint16_t *model, uint16_t *version);
105 SR_PRIV int rdtech_dps_receive_data(int fd, int revents, void *cb_data);