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-rw-r--r--keyboards/handwired/symmetric70_proto/matrix_debug/matrix.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/keyboards/handwired/symmetric70_proto/matrix_debug/matrix.c b/keyboards/handwired/symmetric70_proto/matrix_debug/matrix.c
index a892707f8b..ba0018a70f 100644
--- a/keyboards/handwired/symmetric70_proto/matrix_debug/matrix.c
+++ b/keyboards/handwired/symmetric70_proto/matrix_debug/matrix.c
@@ -205,7 +205,7 @@ static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
# endif
if (MATRIX_IO_DELAY_ALWAYS || current_row + 1 < MATRIX_ROWS) {
MATRIX_DEBUG_DELAY_START();
- matrix_output_unselect_delay(current_row, current_row_value != 0);
+ matrix_output_unselect_delay(current_row, current_row_value != 0); // wait for col signal to go HIGH
MATRIX_DEBUG_DELAY_END();
}
@@ -238,6 +238,7 @@ static void init_pins(void) {
static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) {
bool matrix_changed = false;
+ bool key_pressed = false;
// Select col
select_col(current_col);
@@ -253,6 +254,7 @@ static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col)
if (readPin(row_pins[row_index]) == 0) {
// Pin LO, set col bit
current_row_value |= (MATRIX_ROW_SHIFTER << current_col);
+ key_pressed = true;
} else {
// Pin HI, clear col bit
current_row_value &= ~(MATRIX_ROW_SHIFTER << current_col);
@@ -268,7 +270,7 @@ static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col)
// Unselect col
unselect_col(current_col);
if (MATRIX_IO_DELAY_ALWAYS || current_col + 1 < MATRIX_COLS) {
- matrix_output_unselect_delay(current_row, current_row_value != 0);
+ matrix_output_unselect_delay(current_col, key_pressed); // wait for col signal to go HIGH
}
return matrix_changed;