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radioshack-dmm: Implement support for "LOGIC" mode
[libsigrok.git] / hardware / radioshack-dmm / radioshack-dmm.h
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1/*
2 * This file is part of the sigrok project.
3 *
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
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_RADIOSHACK_DMM_H
22#define LIBSIGROK_RADIOSHACK_DMM_H
23
24#define RS_DMM_BUFSIZE 256
25
26/* Byte 1 of the packet, and the modes it represents */
27#define RS_22_812_IND1_HZ (0x80)
28#define RS_22_812_IND1_OHM (0x40)
29#define RS_22_812_IND1_KILO (0x20)
30#define RS_22_812_IND1_MEGA (0x10)
31#define RS_22_812_IND1_FARAD (0x08)
32#define RS_22_812_IND1_AMP (0x04)
33#define RS_22_812_IND1_VOLT (0x02)
34#define RS_22_812_IND1_MILI (0x01)
35/* Byte 2 of the packet, and the modes it represents */
36#define RS_22_812_IND2_MICRO (0x80)
37#define RS_22_812_IND2_NANO (0x40)
38#define RS_22_812_IND2_DBM (0x20)
39#define RS_22_812_IND2_SEC (0x10)
40#define RS_22_812_IND2_DUTY (0x08)
41#define RS_22_812_IND2_HFE (0x04)
42#define RS_22_812_IND2_REL (0x02)
43#define RS_22_812_IND2_MIN (0x01)
44/* Byte 7 of the packet, and the modes it represents */
45#define RS_22_812_INFO_BEEP (0x80)
46#define RS_22_812_INFO_DIODE (0x30)
47#define RS_22_812_INFO_BAT (0x20)
48#define RS_22_812_INFO_HOLD (0x10)
49#define RS_22_812_INFO_NEG (0x08)
50#define RS_22_812_INFO_AC (0x04)
51#define RS_22_812_INFO_RS232 (0x02)
52#define RS_22_812_INFO_AUTO (0x01)
53/* Instead of a decimal point, digit 4 carries the MAX flag */
54#define RS_22_812_DIG4_MAX (0x08)
55/* mask to remove the decimal point fr0m a digit */
56#define RS_22_812_DP_MASK (0x08)
57
58/* What the LCD values represent */
59#define RS_22_812_LCD_0 0xd7
60#define RS_22_812_LCD_1 0x50
61#define RS_22_812_LCD_2 0xb5
62#define RS_22_812_LCD_3 0xf1
63#define RS_22_812_LCD_4 0x72
64#define RS_22_812_LCD_5 0xe3
65#define RS_22_812_LCD_6 0xe7
66#define RS_22_812_LCD_7 0x51
67#define RS_22_812_LCD_8 0xf7
68#define RS_22_812_LCD_9 0xf3
69
70#define RS_22_812_LCD_C 0x87
71#define RS_22_812_LCD_E
72#define RS_22_812_LCD_F
73#define RS_22_812_LCD_h 0x66
7c41dc47 74#define RS_22_812_LCD_H 0x76
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75#define RS_22_812_LCD_I
76#define RS_22_812_LCD_n
77#define RS_22_812_LCD_P 0x37
78#define RS_22_812_LCD_r
79
80typedef struct {
81 uint8_t mode;
82 uint8_t indicatrix1;
83 uint8_t indicatrix2;
84 uint8_t digit4;
85 uint8_t digit3;
86 uint8_t digit2;
87 uint8_t digit1;
88 uint8_t info;
89 uint8_t checksum;
90} rs_22_812_packet;
91
92#define RS_22_812_PACKET_SIZE (sizeof(rs_22_812_packet))
93
94typedef enum {
95 RS_22_812_MODE_DC_V = 0,
96 RS_22_812_MODE_AC_V = 1,
97 RS_22_812_MODE_DC_UA = 2,
98 RS_22_812_MODE_DC_MA = 3,
99 RS_22_812_MODE_DC_A = 4,
100 RS_22_812_MODE_AC_UA = 5,
101 RS_22_812_MODE_AC_MA = 6,
102 RS_22_812_MODE_AC_A = 7,
103 RS_22_812_MODE_OHM = 8,
104 RS_22_812_MODE_FARAD = 9,
105 RS_22_812_MODE_HZ = 10,
106 RS_22_812_MODE_VOLT_HZ = 11,
107 RS_22_812_MODE_AMP_HZ = 12,
108 RS_22_812_MODE_DUTY = 13,
109 RS_22_812_MODE_VOLT_DUTY= 14,
110 RS_22_812_MODE_AMP_DUTY = 15,
111 RS_22_812_MODE_WIDTH = 16,
112 RS_22_812_MODE_VOLT_WIDTH = 17,
113 RS_22_812_MODE_AMP_WIDTH = 18,
114 RS_22_812_MODE_DIODE = 19,
115 RS_22_812_MODE_CONT = 20,
116 RS_22_812_MODE_HFE = 21,
117 RS_22_812_MODE_LOGIC = 22,
118 RS_22_812_MODE_DBM = 23,
119 //RS_22_812_MODE_ EF = 24,
120 RS_22_812_MODE_TEMP = 25,
121 RS_22_812_MODE_INVALID = 26,
122} rs_22_812_mode;
123
124SR_PRIV gboolean rs_22_812_is_packet_valid(const rs_22_812_packet *data );
125
126/* Supported models */
127typedef enum {
128 RADIOSHACK_22_812 = 1,
129} radioshack_model;
130
131/* Supported device profiles */
132struct radioshackdmm_profile {
133 radioshack_model model;
134 const char *modelname;
135 /* How often to poll, in ms. */
136 int poll_period;
137};
138
139/* Private, per-device-instance driver context. */
140typedef struct dev_context {
141 /* const struct radioshackdmm_profile *profile; */
142 uint64_t limit_samples;
143 struct sr_serial_dev_inst *serial;
144 char *serialcomm;
145
146 /* Opaque pointer passed in by the frontend. */
147 void *cb_data;
148
149 /* Runtime. */
150 uint64_t num_samples;
151 uint8_t buf[RS_DMM_BUFSIZE];
152 size_t bufoffset;
153 size_t buflen;
154} rs_dev_ctx;
155
156
157SR_PRIV int radioshack_receive_data(int fd, int revents, void *cb_data);
158
159#endif /* LIBSIGROK_RADIOSHACK_DMM_H */