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0549416e JC |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2018 James Churchill <pelrun@gmail.com> | |
7c0891b0 | 5 | * Copyright (C) 2019 Frank Stettner <frank-stettner@gmx.net> |
0549416e JC |
6 | * |
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. | |
11 | * | |
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. | |
16 | * | |
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/>. | |
19 | */ | |
20 | ||
21 | #ifndef LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H | |
23 | ||
24 | #include <stdint.h> | |
25 | #include <glib.h> | |
26 | #include <libsigrok/libsigrok.h> | |
27 | #include "libsigrok-internal.h" | |
28 | ||
29 | #define LOG_PREFIX "rdtech-dps" | |
30 | ||
69b05583 JC |
31 | struct rdtech_dps_model { |
32 | unsigned int id; | |
33 | const char *name; | |
34 | unsigned int max_current; | |
35 | unsigned int max_voltage; | |
36 | unsigned int max_power; | |
cce6a8a1 FS |
37 | unsigned int current_digits; |
38 | unsigned int voltage_digits; | |
69b05583 JC |
39 | }; |
40 | ||
0549416e | 41 | struct dev_context { |
69b05583 JC |
42 | const struct rdtech_dps_model *model; |
43 | struct sr_sw_limits limits; | |
7c0891b0 | 44 | GMutex rw_mutex; |
cce6a8a1 FS |
45 | double current_multiplier; |
46 | double voltage_multiplier; | |
dfdf4c83 FS |
47 | gboolean actual_ovp_state; |
48 | gboolean actual_ocp_state; | |
49 | uint16_t actual_regulation_state; | |
50 | uint16_t actual_output_state; | |
69b05583 JC |
51 | }; |
52 | ||
53 | enum rdtech_dps_register { | |
54 | REG_USET = 0x00, /* Mirror of 0x50 */ | |
55 | REG_ISET = 0x01, /* Mirror of 0x51 */ | |
56 | REG_UOUT = 0x02, | |
57 | REG_IOUT = 0x03, | |
58 | REG_POWER = 0x04, | |
59 | REG_UIN = 0x05, | |
60 | REG_LOCK = 0x06, | |
61 | REG_PROTECT = 0x07, | |
62 | REG_CV_CC = 0x08, | |
63 | REG_ENABLE = 0x09, | |
64 | REG_BACKLIGHT = 0x0A, /* Mirror of 0x55 */ | |
65 | REG_MODEL = 0x0B, | |
66 | REG_VERSION = 0x0C, | |
67 | ||
68 | REG_PRESET = 0x23, /* Loads a preset into preset 0. */ | |
69 | ||
70 | /* | |
71 | * Add (preset * 0x10) to each of the following, for preset 1-9. | |
72 | * Preset 0 regs below are the active output settings. | |
73 | */ | |
74 | PRE_USET = 0x50, | |
75 | PRE_ISET = 0x51, | |
76 | PRE_OVPSET = 0x52, | |
77 | PRE_OCPSET = 0x53, | |
78 | PRE_OPPSET = 0x54, | |
79 | PRE_BACKLIGHT = 0x55, | |
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. */ | |
82 | }; | |
83 | ||
84 | enum rdtech_dps_state { | |
85 | STATE_NORMAL = 0, | |
86 | STATE_OVP = 1, | |
87 | STATE_OCP = 2, | |
88 | STATE_OPP = 3, | |
0549416e JC |
89 | }; |
90 | ||
69b05583 JC |
91 | enum rdtech_dps_mode { |
92 | MODE_CV = 0, | |
93 | MODE_CC = 1, | |
94 | }; | |
95 | ||
aff20941 FS |
96 | SR_PRIV int rdtech_dps_read_holding_registers(struct sr_modbus_dev_inst *modbus, |
97 | int address, int nb_registers, uint16_t *registers); | |
98 | ||
7c0891b0 FS |
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); | |
69b05583 JC |
101 | |
102 | SR_PRIV int rdtech_dps_get_model_version(struct sr_modbus_dev_inst *modbus, | |
103 | uint16_t *model, uint16_t *version); | |
104 | ||
0549416e JC |
105 | SR_PRIV int rdtech_dps_receive_data(int fd, int revents, void *cb_data); |
106 | ||
107 | #endif |