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-rw-r--r--keyboards/sekigon/grs_70ec/matrix.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/keyboards/sekigon/grs_70ec/matrix.c b/keyboards/sekigon/grs_70ec/matrix.c
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+/* Copyright 2020 sekigon-gonnoc
+ *
+ * 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/>.
+ */
+
+#include "grs_70ec.h"
+
+#include "ec_switch_matrix.h"
+#include "matrix.h"
+#include "debug.h"
+#include "split_util.h"
+#include "transport.h"
+#include "debounce.h"
+
+#ifndef LOW_THRESHOLD
+# define LOW_THRESHOLD 200
+#endif
+
+#ifndef HIGH_THRESHOLD
+# define HIGH_THRESHOLD 300
+#endif
+
+#define ERROR_DISCONNECT_COUNT 20
+
+#define ROWS_PER_HAND (MATRIX_ROWS / 2)
+
+/* matrix state(1:on, 0:off) */
+extern matrix_row_t raw_matrix[MATRIX_ROWS]; // raw values
+extern matrix_row_t matrix[MATRIX_ROWS]; // debounced values
+
+// row offsets for each hand
+uint8_t thisHand, thatHand;
+
+// user-defined overridable functions
+__attribute__((weak)) void matrix_slave_scan_user(void) {}
+
+void matrix_init_custom(void) {
+ split_pre_init();
+
+ ecsm_config_t ecsm_config = {.low_threshold = LOW_THRESHOLD, .high_threshold = HIGH_THRESHOLD};
+
+ ecsm_init(&ecsm_config);
+
+ thisHand = isLeftHand ? 0 : (ROWS_PER_HAND);
+ thatHand = ROWS_PER_HAND - thisHand;
+
+ split_post_init();
+}
+
+bool matrix_scan_custom(matrix_row_t current_matrix[]) {
+ bool updated = ecsm_matrix_scan(current_matrix);
+
+ static int cnt = 0;
+ if (cnt++ == 300) {
+ cnt = 0;
+ ecsm_print_matrix();
+ print("\n");
+ }
+
+ return updated;
+}
+
+void matrix_post_scan(void) {
+ if (is_keyboard_master()) {
+ static uint8_t error_count;
+
+ if (!transport_master(matrix + thatHand)) {
+ error_count++;
+
+ if (error_count > ERROR_DISCONNECT_COUNT) {
+ // reset other half if disconnected
+ dprintf("Error: disconnect split half\n");
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ matrix[thatHand + i] = 0;
+ }
+ }
+ } else {
+ error_count = 0;
+ }
+
+ matrix_scan_quantum();
+ } else {
+ transport_slave(matrix + thisHand);
+
+ matrix_slave_scan_user();
+ }
+}
+
+uint8_t matrix_scan(void) {
+ bool changed = matrix_scan_custom(raw_matrix);
+
+ debounce(raw_matrix, matrix + thisHand, ROWS_PER_HAND, changed);
+
+ matrix_post_scan();
+ return changed;
+}