2 Copyright 2016 Jun Wako <wakojun@gmail.com>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
44 * HID keycode(1 byte):
45 * Higher 5 bits indicates ROW and lower 3 bits COL.
52 * Matrix space(16 * 16):
54 * 0 +----------------+
57 * 16 +----------------+
61 #define CODE(row, col) (((row) << 4) | (col))
62 #define ROW(code) (((code) & ROW_MASK) >> 4)
63 #define COL(code) ((code) & COL_MASK)
64 #define ROW_BITS(code) (1 << COL(code))
67 // Integrated key state of all keyboards
68 static report_keyboard_t local_keyboard_report;
70 static bool matrix_is_mod = false;
73 * USB Host Shield HID keyboards
74 * This supports two cascaded hubs and four keyboards
77 USBHub hub1(&usb_host);
78 USBHub hub2(&usb_host);
79 HIDBoot<HID_PROTOCOL_KEYBOARD> kbd1(&usb_host);
80 HIDBoot<HID_PROTOCOL_KEYBOARD> kbd2(&usb_host);
81 HIDBoot<HID_PROTOCOL_KEYBOARD> kbd3(&usb_host);
82 HIDBoot<HID_PROTOCOL_KEYBOARD> kbd4(&usb_host);
83 KBDReportParser kbd_parser1;
84 KBDReportParser kbd_parser2;
85 KBDReportParser kbd_parser3;
86 KBDReportParser kbd_parser4;
91 uint8_t matrix_rows(void) { return MATRIX_ROWS; }
92 uint8_t matrix_cols(void) { return MATRIX_COLS; }
93 bool matrix_has_ghost(void) { return false; }
94 void matrix_init(void) {
95 // USB Host Shield setup
97 kbd1.SetReportParser(0, (HIDReportParser*)&kbd_parser1);
98 kbd2.SetReportParser(0, (HIDReportParser*)&kbd_parser2);
99 kbd3.SetReportParser(0, (HIDReportParser*)&kbd_parser3);
100 kbd4.SetReportParser(0, (HIDReportParser*)&kbd_parser4);
101 matrix_init_quantum();
104 static void or_report(report_keyboard_t report) {
105 // integrate reports into local_keyboard_report
106 local_keyboard_report.mods |= report.mods;
107 for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
108 if (IS_ANY(report.keys[i])) {
109 for (uint8_t j = 0; j < KEYBOARD_REPORT_KEYS; j++) {
110 if (! local_keyboard_report.keys[j]) {
111 local_keyboard_report.keys[j] = report.keys[i];
119 __attribute__ ((weak))
120 void matrix_init_kb(void) {
124 __attribute__ ((weak))
125 void matrix_init_user(void) {
128 __attribute__ ((weak))
129 void matrix_scan_kb(void) {
133 __attribute__ ((weak))
134 void matrix_scan_user(void) {
137 uint8_t matrix_scan(void) {
138 static uint16_t last_time_stamp1 = 0;
139 static uint16_t last_time_stamp2 = 0;
140 static uint16_t last_time_stamp3 = 0;
141 static uint16_t last_time_stamp4 = 0;
143 // check report came from keyboards
144 if (kbd_parser1.time_stamp != last_time_stamp1 ||
145 kbd_parser2.time_stamp != last_time_stamp2 ||
146 kbd_parser3.time_stamp != last_time_stamp3 ||
147 kbd_parser4.time_stamp != last_time_stamp4) {
149 last_time_stamp1 = kbd_parser1.time_stamp;
150 last_time_stamp2 = kbd_parser2.time_stamp;
151 last_time_stamp3 = kbd_parser3.time_stamp;
152 last_time_stamp4 = kbd_parser4.time_stamp;
154 // clear and integrate all reports
155 local_keyboard_report = {};
156 or_report(kbd_parser1.report);
157 or_report(kbd_parser2.report);
158 or_report(kbd_parser3.report);
159 or_report(kbd_parser4.report);
161 matrix_is_mod = true;
163 dprintf("state: %02X %02X", local_keyboard_report.mods, local_keyboard_report.reserved);
164 for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
165 dprintf(" %02X", local_keyboard_report.keys[i]);
169 matrix_is_mod = false;
173 timer = timer_read();
175 timer = timer_elapsed(timer);
177 dprintf("host.Task: %d\n", timer);
180 static uint8_t usb_state = 0;
181 if (usb_state != usb_host.getUsbTaskState()) {
182 usb_state = usb_host.getUsbTaskState();
183 dprintf("usb_state: %02X\n", usb_state);
185 // restore LED state when keyboard comes up
186 if (usb_state == USB_STATE_RUNNING) {
187 dprintf("speed: %s\n", usb_host.getVbusState()==FSHOST ? "full" : "low");
188 keyboard_set_leds(host_keyboard_leds());
191 matrix_scan_quantum();
195 bool matrix_is_modified(void) {
196 return matrix_is_mod;
199 bool matrix_is_on(uint8_t row, uint8_t col) {
200 uint8_t code = CODE(row, col);
203 if (local_keyboard_report.mods & ROW_BITS(code)) {
207 for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
208 if (local_keyboard_report.keys[i] == code) {
215 matrix_row_t matrix_get_row(uint8_t row) {
216 uint16_t row_bits = 0;
218 if (IS_MOD(CODE(row, 0)) && local_keyboard_report.mods) {
219 row_bits |= local_keyboard_report.mods;
222 for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
223 if (IS_ANY(local_keyboard_report.keys[i])) {
224 if (row == ROW(local_keyboard_report.keys[i])) {
225 row_bits |= ROW_BITS(local_keyboard_report.keys[i]);
232 uint8_t matrix_key_count(void) {
235 count += bitpop(local_keyboard_report.mods);
236 for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
237 if (IS_ANY(local_keyboard_report.keys[i])) {
244 void matrix_print(void) {
245 print("\nr/c 0123456789ABCDEF\n");
246 for (uint8_t row = 0; row < matrix_rows(); row++) {
247 xprintf("%02d: ", row);
248 print_bin_reverse16(matrix_get_row(row));
253 void led_set(uint8_t usb_led)
255 kbd1.SetReport(0, 0, 2, 0, 1, &usb_led);
256 kbd2.SetReport(0, 0, 2, 0, 1, &usb_led);
257 kbd3.SetReport(0, 0, 2, 0, 1, &usb_led);
258 kbd4.SetReport(0, 0, 2, 0, 1, &usb_led);