From 6c27cba5df60fa8979d9157d200e2d3c438602ee Mon Sep 17 00:00:00 2001
From: Jack Humbert <jack.humb@gmail.com>
Date: Mon, 8 Dec 2014 17:05:02 -0500
Subject: init

---
 keyboard/gh60/matrix.c | 84 ++++++++++++++++++++++----------------------------
 1 file changed, 37 insertions(+), 47 deletions(-)

(limited to 'keyboard/gh60/matrix.c')

diff --git a/keyboard/gh60/matrix.c b/keyboard/gh60/matrix.c
index a61215152..508b1afbc 100644
--- a/keyboard/gh60/matrix.c
+++ b/keyboard/gh60/matrix.c
@@ -29,7 +29,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 #ifndef DEBOUNCE
-#   define DEBOUNCE	5
+#   define DEBOUNCE 10
 #endif
 static uint8_t debouncing = DEBOUNCE;
 
@@ -135,77 +135,67 @@ uint8_t matrix_key_count(void)
 }
 
 /* Column pin configuration
- * col: 0   1   2   3   4   5   6   7   8   9   10  11  12  13
- * pin: F0  F1  E6  C7  C6  B6  D4  B1  B0  B5  B4  D7  D6  B3  (Rev.A)
- * pin:                                 B7                      (Rev.B)
+ * 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
  */
-static void  init_cols(void)
+
+static void init_cols(void)
 {
-    // Input with pull-up(DDR:0, PORT:1)
-    DDRF  &= ~(1<<0 | 1<<1);
-    PORTF |=  (1<<0 | 1<<1);
-    DDRE  &= ~(1<<6);
-    PORTE |=  (1<<6);
-    DDRD  &= ~(1<<7 | 1<<6 | 1<<4);
-    PORTD |=  (1<<7 | 1<<6 | 1<<4);
-    DDRC  &= ~(1<<7 | 1<<6);
-    PORTC |=  (1<<7 | 1<<6);
-    DDRB  &= ~(1<<7 | 1<<6 | 1<< 5 | 1<<4 | 1<<3 | 1<<1 | 1<<0);
-    PORTB |=  (1<<7 | 1<<6 | 1<< 5 | 1<<4 | 1<<3 | 1<<1 | 1<<0);
+    DDRC  &= ~(1<<6 | 1<<7);
+    PORTC |=  (1<<6 | 1<<7);
+    DDRD  &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<5);
+    PORTD |=  (1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<5);
+    DDRB  &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7);
+    PORTB |=  (1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7);
 }
 
 static matrix_row_t read_cols(void)
 {
-    return (PINF&(1<<0) ? 0 : (1<<0)) |
-           (PINF&(1<<1) ? 0 : (1<<1)) |
-           (PINE&(1<<6) ? 0 : (1<<2)) |
-           (PINC&(1<<7) ? 0 : (1<<3)) |
-           (PINC&(1<<6) ? 0 : (1<<4)) |
-           (PINB&(1<<6) ? 0 : (1<<5)) |
-           (PIND&(1<<4) ? 0 : (1<<6)) |
-           (PINB&(1<<1) ? 0 : (1<<7)) |
-           ((PINB&(1<<0) && PINB&(1<<7)) ? 0 : (1<<8)) |     // Rev.A and B
-           (PINB&(1<<5) ? 0 : (1<<9)) |
-           (PINB&(1<<4) ? 0 : (1<<10)) |
-           (PIND&(1<<7) ? 0 : (1<<11)) |
-           (PIND&(1<<6) ? 0 : (1<<12)) |
-           (PINB&(1<<3) ? 0 : (1<<13));
+    return (PIND&(1<<5) ? 0 : (1<< 0)) |
+           (PINC&(1<<7) ? 0 : (1<< 1)) |
+           (PINC&(1<<6) ? 0 : (1<< 2)) |
+           (PIND&(1<<3) ? 0 : (1<< 3)) |
+           (PIND&(1<<2) ? 0 : (1<< 4)) |
+           (PIND&(1<<1) ? 0 : (1<< 5)) |
+           (PIND&(1<<0) ? 0 : (1<< 6)) |
+           (PINB&(1<<7) ? 0 : (1<< 7)) |
+           (PINB&(1<<3) ? 0 : (1<< 8)) |
+           (PINB&(1<<2) ? 0 : (1<< 9)) |
+           (PINB&(1<<1) ? 0 : (1<<10)) |
+           (PINB&(1<<0) ? 0 : (1<<11));
 }
 
 /* Row pin configuration
- * row: 0   1   2   3   4
- * pin: D0  D1  D2  D3  D5
+ * row: 0  1  2  3
+ * pin: B0 B1 B2 B3
  */
 static void unselect_rows(void)
 {
     // Hi-Z(DDR:0, PORT:0) to unselect
-    DDRD  &= ~0b00101111;
-    PORTD &= ~0b00101111;
+    DDRD  &= ~(1<<4 | 1<<6 | 1<<7);
+    PORTD |=  (1<<4 | 1<<6 | 1<<7);
+    DDRB  &= ~(1<<4);
+    PORTB |=  (1<<4);
 }
 
 static void select_row(uint8_t row)
 {
-    // Output low(DDR:1, PORT:0) to select
     switch (row) {
         case 0:
-            DDRD  |= (1<<0);
-            PORTD &= ~(1<<0);
+            DDRD  |= (1<<4);
+            PORTD &= ~(1<<4);
             break;
         case 1:
-            DDRD  |= (1<<1);
-            PORTD &= ~(1<<1);
+            DDRD  |= (1<<6);
+            PORTD &= ~(1<<6);
             break;
         case 2:
-            DDRD  |= (1<<2);
-            PORTD &= ~(1<<2);
+            DDRD  |= (1<<7);
+            PORTD &= ~(1<<7);
             break;
         case 3:
-            DDRD  |= (1<<3);
-            PORTD &= ~(1<<3);
-            break;
-        case 4:
-            DDRD  |= (1<<5);
-            PORTD &= ~(1<<5);
+            DDRB  |= (1<<4);
+            PORTB &= ~(1<<4);
             break;
     }
 }
-- 
cgit v1.2.3-24-g4f1b