1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
|
/* Copyright 2019 ENDO Katsuhiro <ka2hiro@kagizaraya.jp>
*
* 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 2 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/>.
*/
#pragma once
#define NUM_ROWS 4
#define NUM_COLS 6
#define NUM_LEDS 2
#define LED_GREEN 0
#define LED_YELLOW 1
typedef struct board_info_t board_info_t;
typedef struct board_interface_t board_interface_t;
struct board_info_t {
bool master;
bool initialized;
uint8_t i2c_address;
pin_t row_pins[NUM_ROWS];
pin_t col_pins[NUM_COLS];
pin_t led_pins[NUM_LEDS];
bool led_status[NUM_LEDS];
board_interface_t* interface;
};
struct board_interface_t {
void (*select_row)(board_info_t* board, uint8_t row);
void (*unselect_row)(board_info_t* board, uint8_t row);
void (*unselect_rows)(board_info_t* board);
bool (*read_cols_on_row)(board_info_t* board, matrix_row_t current_matrix[], uint8_t row);
void (*set_led)(board_info_t* board, uint8_t led_index, bool status);
};
#define BOARD_I2C_TIMEOUT 20
#define GPA0 0x00
#define GPA1 0x01
#define GPA2 0x02
#define GPA3 0x03
#define GPA4 0x04
#define GPA5 0x05
#define GPA6 0x06
#define GPA7 0x07
#define GPB0 0x08
#define GPB1 0x09
#define GPB2 0x0A
#define GPB3 0x0B
#define GPB4 0x0C
#define GPB5 0x0D
#define GPB6 0x0E
#define GPB7 0x0F
//#define PORTA 0x00
//#define PORTB 0x01
#define PORT_MASK 0x08
#define PIN_MASK 0x07
#define PIN2REGISTER(reg, pin) (reg & ((pin & PORT_MASK) >> 3))
#define PIN2PORT(pin) ((pin & PORT_MASK) >> 3)
#define PIN2MASK(pin) (~(1 << PIN2INDEX(pin)))
#define PIN2INDEX(pin) (pin & ~PORT_MASK)
#define PIN2BIT(pin) (1 << PIN2INDEX(pin))
#define EXPANDER_ADDR(addr) (addr << 1)
#define EXPANDER_IODIR(pin) (0x00 | PIN2PORT(pin))
#define EXPANDER_IPOL(pin) (0x02 | PIN2PORT(pin))
#define EXPANDER_GPINTEN(pin) (0x04 | PIN2PORT(pin))
#define EXPANDER_DEFVAL(pin) (0x06 | PIN2PORT(pin))
#define EXPANDER_INTCON(pin) (0x08 | PIN2PORT(pin))
#define EXPANDER_IOCON(pin) (0x0A | PIN2PORT(pin))
#define EXPANDER_GPPU(pin) (0x0C | PIN2PORT(pin))
#define EXPANDER_INTF(pin) (0x0E | PIN2PORT(pin))
#define EXPANDER_INTCAP(pin) (0x10 | PIN2PORT(pin))
#define EXPANDER_GPIO(pin) (0x12 | PIN2PORT(pin))
#define EXPANDER_OLAT(pin) (0x14 | PIN2PORT(pin))
#define EXPANDER_IODIRA 0x00
#define EXPANDER_IODIRB 0x01
#define EXPANDER_IPOLA 0x02
#define EXPANDER_IPOLB 0x03
#define EXPANDER_GPINTENA 0x04
#define EXPANDER_GPINTENB 0x05
#define EXPANDER_DEFVALA 0x06
#define EXPANDER_DEFVALB 0x07
#define EXPANDER_INTCONA 0x08
#define EXPANDER_INTCONB 0x09
#define EXPANDER_IOCONA 0x0A
#define EXPANDER_IOCONB 0x0B
#define EXPANDER_GPPUA 0x0C
#define EXPANDER_GPPUB 0x0D
#define EXPANDER_INTFA 0x0E
#define EXPANDER_INTFB 0x0F
#define EXPANDER_INTCAPA 0x10
#define EXPANDER_INTCAPB 0x11
#define EXPANDER_GPIOA 0x12
#define EXPANDER_GPIOB 0x13
#define EXPANDER_OLATA 0x14
#define EXPANDER_OLATB 0x15
//
// Default board config
//
#ifndef NUM_BOARDS
# define NUM_BOARDS 2
#endif
// clang-format off
#ifndef BOARD_INFOS
#if NUM_BOARDS == 2
#define BOARD_INFOS \
{ \
{ \
true, \
false, \
0x00, \
{ D4, D5, D6, D7 }, \
{ D1, D0, C3, C2, C1, C0 }, \
{ B1, B2 }, \
{ false, false }, \
NULL \
}, \
{ \
false, \
false, \
0x20, \
{ GPB4, GPB5, GPB6, GPB7 }, \
{ GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
{ GPB0, GPB1 }, \
{ false, false }, \
NULL \
}, \
}
#elif NUM_BOARDS == 3
#define BOARD_INFOS \
{ \
{ \
true, \
false, \
0x00, \
{ D4, D5, D6, D7 }, \
{ D1, D0, C3, C2, C1, C0 }, \
{ B1, B2 }, \
{ false, false }, \
NULL \
}, \
{ \
false, \
false, \
0x20, \
{ GPB4, GPB5, GPB6, GPB7 }, \
{ GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
{ GPB0, GPB1 }, \
{ false, false }, \
NULL \
}, \
{ \
false, \
false, \
0x21, \
{ GPB4, GPB5, GPB6, GPB7 }, \
{ GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
{ GPB0, GPB1 }, \
{ false, false }, \
NULL \
}, \
}
#endif
#endif
// clang-format on
void board_set_led_by_index(uint8_t board_index, uint8_t led_index, bool status);
bool board_read_cols_on_row(matrix_row_t current_matrix[], uint8_t row);
void board_select_row(uint8_t row);
void board_unselect_row(uint8_t row);
void board_unselect_rows(void);
void board_init(void);
|
