Add grave key

[qmk_firmware.git] / keyboards / frosty_flake / matrix.c

diff --git a/keyboards/frosty_flake/matrix.c b/keyboards/frosty_flake/matrix.c
index f289f506ad0c41fb49566b3d2222f92ca29c65fa..cde7f63b95ba54d81c3dff6c47fd31710301d6f4 100644 (file)
--- a/keyboards/frosty_flake/matrix.c
+++ b/keyboards/frosty_flake/matrix.c
@@ -24,17 +24,6 @@
 #include "util.h"
 #include "matrix.h"
 
-#define CONFIG_LED_IO \
-  DDRB |= (1<<7); \
-  DDRC |= (1<<5) | (1<<6);
-
-#define USB_LED_CAPS_LOCK_ON    PORTC &= ~(1<<5)
-#define USB_LED_CAPS_LOCK_OFF   PORTC |=  (1<<5)
-#define USB_LED_NUM_LOCK_ON     PORTB &= ~(1<<7)
-#define USB_LED_NUM_LOCK_OFF    PORTB |=  (1<<7)
-#define USB_LED_SCROLL_LOCK_ON  PORTC &= ~(1<<6)
-#define USB_LED_SCROLL_LOCK_OFF PORTC |=  (1<<6)
-
 #ifndef DEBOUNCING_DELAY
 #   define DEBOUNCING_DELAY 5
 #endif
@@ -43,75 +32,6 @@ static uint8_t debouncing = DEBOUNCING_DELAY;
 static matrix_row_t matrix[MATRIX_ROWS];
 static matrix_row_t matrix_debouncing[MATRIX_ROWS];
 
-static matrix_row_t scan_col(void);
-static void select_col(uint8_t row);
-
-void matrix_init(void) {
-    /* Row output pins */
-    DDRD  |=  0b01111011;
-    /* Column input pins */
-    DDRC  &= ~0b10000000;
-    DDRB  &= ~0b01111111;
-    PORTC |=  0b10000000;
-    PORTB |=  0b01111111;
-
-    for (uint8_t i=0; i < MATRIX_ROWS; i++)
-        matrix[i] = matrix_debouncing[i] = 0;
-
-    matrix_init_quantum();
-}
-
-uint8_t matrix_scan(void) {
-  for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-    select_col(col);
-    _delay_us(3);
-    matrix_row_t col_scan = scan_col();
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-      bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
-      bool curr_bit = col_scan & (1<<row);
-      if (prev_bit != curr_bit) {
-        matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
-        debouncing = DEBOUNCING_DELAY;
-      }
-    }
-  }
-
-  if (debouncing) {
-    if (--debouncing)
-      _delay_ms(1);
-    else
-      for (uint8_t i = 0; i < MATRIX_ROWS; i++)
-        matrix[i] = matrix_debouncing[i];
-  }
-
-  matrix_scan_quantum();
-  return 1;
-}
-
-inline matrix_row_t matrix_get_row(uint8_t row) {
-  return matrix[row];
-}
-
-void matrix_print(void) {
-  print("\nr\\c ABCDEFGHIJKLMNOPQR\n");
-  for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-    matrix_row_t matrix_row = matrix_get_row(row);
-    xprintf("%02X: ", row);
-    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-      bool curr_bit = matrix_row & (1<<col);
-      xprintf("%c", curr_bit ? '*' : '.');
-    }
-    print("\n");
-  }
-}
-
-uint8_t matrix_key_count(void) {
-  uint8_t count = 0;
-  for (uint8_t row = 0; row < MATRIX_ROWS; row++)
-    count += bitpop32(matrix[row]);
-  return count;
-}
-
 static matrix_row_t scan_col(void) {
     return (
         (PINC&(1<<7) ? 0 : ((matrix_row_t)1<<0)) |
@@ -146,4 +66,72 @@ static void select_col(uint8_t col) {
         case 16: PORTD = (PORTD & ~0b01111011) | 0b00001011; break;
         case 17: PORTD = (PORTD & ~0b01111011) | 0b00111011; break;
     }
-}
\ No newline at end of file
+}
+
+void matrix_init(void) {
+    /* Row output pins */
+    DDRD  |=  0b01111011;
+    /* Column input pins */
+    DDRC  &= ~0b10000000;
+    DDRB  &= ~0b01111111;
+    PORTC |=  0b10000000;
+    PORTB |=  0b01111111;
+
+    for (uint8_t i=0; i < MATRIX_ROWS; i++)
+        matrix[i] = matrix_debouncing[i] = 0;
+
+    matrix_init_quantum();
+}
+
+uint8_t matrix_scan(void) {
+    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
+        select_col(col);
+        _delay_us(3);
+        matrix_row_t col_scan = scan_col();
+        for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+            bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
+            bool curr_bit = col_scan & (1<<row);
+            if (prev_bit != curr_bit) {
+                matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
+                debouncing = DEBOUNCING_DELAY;
+            }
+        }
+    }
+
+    if (debouncing) {
+        if (--debouncing)
+            _delay_ms(1);
+        else
+            for (uint8_t i = 0; i < MATRIX_ROWS; i++)
+                matrix[i] = matrix_debouncing[i];
+    }
+
+    matrix_scan_quantum();
+    return 1;
+}
+
+inline matrix_row_t matrix_get_row(uint8_t row) {
+    return matrix[row];
+}
+
+void matrix_print(void) {
+#ifndef NO_PRINT
+    print("\nr\\c ABCDEFGHIJKLMNOPQR\n");
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+        matrix_row_t matrix_row = matrix_get_row(row);
+        xprintf("%02X: ", row);
+        for (uint8_t col = 0; col < MATRIX_COLS; col++) {
+            bool curr_bit = matrix_row & (1<<col);
+            xprintf("%c", curr_bit ? '*' : '.');
+        }
+        print("\n");
+    }
+#endif
+}
+
+uint8_t matrix_key_count(void) {
+    uint8_t count = 0;
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++)
+        count += bitpop32(matrix[row]);
+    return count;
+}