Replaced tabs with spaces to match TMK convention.

[qmk_firmware.git] / keyboard / planck / matrix.c

diff --git a/keyboard/planck/matrix.c b/keyboard/planck/matrix.c
index 720ac30043fa8ba273a8a4bea1eb6b0f8068ea33..e3926caecee9ccb4900b1c7cf27f05b9d9c0c890 100644 (file)
--- a/keyboard/planck/matrix.c
+++ b/keyboard/planck/matrix.c
@@ -1,5 +1,6 @@
 /*
-Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2012 Jun Wako 
+Generated by planckkeyboard.com (2014 Jack Humbert)
 
 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
@@ -22,15 +23,15 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdbool.h>
 #include <avr/io.h>
 #include <util/delay.h>
-#include "action_layer.h"
 #include "print.h"
 #include "debug.h"
 #include "util.h"
 #include "matrix.h"
+#include "backlight.h" // TODO fix this dependency 
 
 
 #ifndef DEBOUNCE
-#   define DEBOUNCE    10
+#   define DEBOUNCE 10
 #endif
 static uint8_t debouncing = DEBOUNCE;
 
@@ -43,7 +44,6 @@ static void init_cols(void);
 static void unselect_rows(void);
 static void select_row(uint8_t row);
 
-
 inline
 uint8_t matrix_rows(void)
 {
@@ -58,6 +58,13 @@ uint8_t matrix_cols(void)
 
 void matrix_init(void)
 {
+    // To use PORTF disable JTAG with writing JTD bit twice within four cycles.
+    MCUCR |= (1<<JTD);
+    MCUCR |= (1<<JTD);
+
+    // TODO fix this dependency 
+    backlight_init_ports();
+    
     // initialize row and col
     unselect_rows();
     init_cols();
@@ -95,19 +102,6 @@ uint8_t matrix_scan(void)
         }
     }
 
-    uint8_t layer = biton32(layer_state);
-    switch (layer) {
-        case 1:
-        case 2:
-            DDRC |= (1<<7);
-            PORTC |= (1<<7);
-            break;
-        case 0:
-            DDRC &= ~(1<<7);
-            PORTC &= ~(1<<7);
-            break;
-    }
-
     return 1;
 }
 
@@ -120,7 +114,7 @@ bool matrix_is_modified(void)
 inline
 bool matrix_is_on(uint8_t row, uint8_t col)
 {
-    return (matrix[row] & ((matrix_row_t)1<<col));
+    return (matrix[row] & ((matrix_row_t)1<col));
 }
 
 inline
@@ -148,68 +142,78 @@ uint8_t matrix_key_count(void)
     return count;
 }
 
-/* Column pin configuration
- * col: 0  1  2  3  4  5  6  7  8  9  10 11
- * pin: F0 F1 F4 F5 F6 F7 B6 B5 B4 D7 D5 D4
- */
+//
+// Planck PCB Rev 1 Pin Assignments
+//
+// Column: 0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11
+// Pin:    F1, F0, B0, C7, F4, F5, F6, F7, D4, D6, B4, D7
+//
 
 static void init_cols(void)
 {
-    DDRF  &= ~(1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
-    PORTF |=  (1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
-    DDRD  &= ~(1<<0);
-    PORTD |=  (1<<0);
-    DDRB  &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7);
-    PORTB |=  (1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7);
+    DDRB &= ~(1<<4 | 1<<0);
+    PORTB |= (1<<4 | 1<<0);
+    DDRC &= ~(1<<7);
+    PORTC |= (1<<7);
+    DDRD &= ~(1<<7 | 1<<6 | 1<<4);
+    PORTD |= (1<<7 | 1<<6 | 1<<4);
+    DDRF &= ~(1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
+    PORTF |= (1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
+    
 }
 
 static matrix_row_t read_cols(void)
 {
-    return (PINB&(1<<0) ? 0 : (1<< 0)) |
-           (PINB&(1<<1) ? 0 : (1<< 1)) |
-           (PINB&(1<<2) ? 0 : (1<< 2)) |
-           (PINB&(1<<3) ? 0 : (1<< 3)) |
-           (PINB&(1<<7) ? 0 : (1<< 4)) |
-           (PIND&(1<<0) ? 0 : (1<< 5)) |
-           (PINF&(1<<7) ? 0 : (1<< 6)) |
-           (PINF&(1<<6) ? 0 : (1<< 7)) |
-           (PINF&(1<<5) ? 0 : (1<< 8)) |
-           (PINF&(1<<4) ? 0 : (1<< 9)) |
-           (PINF&(1<<1) ? 0 : (1<<10)) |
-           (PINF&(1<<0) ? 0 : (1<<11));
+  return (PINF&(1<<1) ? 0 : (1<<0)) |
+         (PINF&(1<<0) ? 0 : (1<<1)) |
+         (PINB&(1<<0) ? 0 : (1<<2)) |
+         (PINC&(1<<7) ? 0 : (1<<3)) |
+         (PINF&(1<<4) ? 0 : (1<<4)) |
+         (PINF&(1<<5) ? 0 : (1<<5)) |
+         (PINF&(1<<6) ? 0 : (1<<6)) |
+         (PINF&(1<<7) ? 0 : (1<<7)) |
+         (PIND&(1<<4) ? 0 : (1<<8)) |
+         (PIND&(1<<6) ? 0 : (1<<9)) |
+         (PINB&(1<<4) ? 0 : (1<<10)) |
+         (PIND&(1<<7) ? 0 : (1<<11));
+         
 }
 
-/* Row pin configuration
- * row: 0  1  2  3
- * pin: B0 B1 B2 B3
- */
 static void unselect_rows(void)
 {
-    // Hi-Z(DDR:0, PORT:0) to unselect
-    DDRB  &= ~0b01110000;
-    PORTB &= ~0b01110000;
-    DDRD  &= ~0b10000000;
-    PORTD &= ~0b10000000;
+    DDRB &= ~(1<<5 | 1<<6);
+    PORTB |= (1<<5 | 1<<6);
+    DDRD &= ~(1<<0 | 1<<5);
+    PORTD |= (1<<0 | 1<<5);
+    
 }
 
+//
+// Planck PCB Rev 1 Pin Assignments
+//
+// Row: 0,  1,  2,  3
+// Pin: D0, D5, B5, B6
+//
+
 static void select_row(uint8_t row)
 {
     switch (row) {
         case 0:
-            DDRB  |= (1<<6);
-            PORTB &= ~(1<<6);
+            DDRD  |= (1<<0);
+            PORTD &= ~(1<<0);
             break;
         case 1:
-            DDRB  |= (1<<5);
-            PORTB &= ~(1<<5);
+            DDRD  |= (1<<5);
+            PORTD &= ~(1<<5);
             break;
         case 2:
-            DDRB  |= (1<<4);
-            PORTB &= ~(1<<4);
+            DDRB  |= (1<<5);
+            PORTB &= ~(1<<5);
             break;
         case 3:
-            DDRD  |= (1<<7);
-            PORTD &= ~(1<<7);
+            DDRB  |= (1<<6);
+            PORTB &= ~(1<<6);
             break;
+        
     }
-}
+}
\ No newline at end of file