2 Copyright 2012 Jun Wako
3 Copyright 2014 Jack Humbert
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
30 #if (MATRIX_COLS <= 8)
31 # define print_matrix_header() print("\nr/c 01234567\n")
32 # define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
33 # define matrix_bitpop(i) bitpop(matrix[i])
34 # define ROW_SHIFTER ((uint8_t)1)
35 #elif (MATRIX_COLS <= 16)
36 # define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
37 # define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
38 # define matrix_bitpop(i) bitpop16(matrix[i])
39 # define ROW_SHIFTER ((uint16_t)1)
40 #elif (MATRIX_COLS <= 32)
41 # define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
42 # define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
43 # define matrix_bitpop(i) bitpop32(matrix[i])
44 # define ROW_SHIFTER ((uint32_t)1)
47 /* matrix state(1:on, 0:off) */
48 static matrix_row_t matrix[MATRIX_ROWS];
50 __attribute__ ((weak))
51 void matrix_init_quantum(void) {
55 __attribute__ ((weak))
56 void matrix_scan_quantum(void) {
60 __attribute__ ((weak))
61 void matrix_init_kb(void) {
65 __attribute__ ((weak))
66 void matrix_scan_kb(void) {
70 __attribute__ ((weak))
71 void matrix_init_user(void) {
74 __attribute__ ((weak))
75 void matrix_scan_user(void) {
79 uint8_t matrix_rows(void) {
84 uint8_t matrix_cols(void) {
88 void matrix_init(void) {
90 matrix_init_quantum();
93 uint8_t matrix_scan(void)
99 //the s character requests the RF slave to send the matrix
100 SERIAL_UART_DATA = 's';
102 //trust the external keystates entirely, erase the last data
103 uint8_t uart_data[13] = {0};
105 //there are 12 bytes corresponding to 12 columns, and an end byte
106 for (uint8_t i = 0; i < 13; i++) {
107 //wait for the serial data, timeout if it's been too long
108 //this only happened in testing with a loose wire, but does no
109 //harm to leave it in here
110 while(!SERIAL_UART_RXD_PRESENT){
112 if (timeout > 10000){
116 uart_data[i] = SERIAL_UART_DATA;
119 //check for the end packet, the key state bytes use the LSBs, so 0xE0
120 //will only show up here if the correct bytes were recieved
121 if (uart_data[11] == 0xE0)
123 //shifting and transferring the keystates to the QMK matrix variable
124 for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
125 matrix[i] = (uint16_t) uart_data[i*2] | (uint16_t) uart_data[i*2+1] << 6;
130 matrix_scan_quantum();
135 bool matrix_is_on(uint8_t row, uint8_t col)
137 return (matrix[row] & ((matrix_row_t)1<col));
141 matrix_row_t matrix_get_row(uint8_t row)
146 void matrix_print(void)
148 print_matrix_header();
150 for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
151 phex(row); print(": ");
152 print_matrix_row(row);
157 uint8_t matrix_key_count(void)
160 for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
161 count += matrix_bitpop(i);