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Update matrix.c

This commit is contained in:
Jack Humbert 2014-12-12 12:12:06 -05:00
parent 4a8b9b8a2e
commit 4e3397ca8a

View file

@ -56,21 +56,12 @@ uint8_t matrix_cols(void)
return MATRIX_COLS; return MATRIX_COLS;
} }
static
void setup_leds(void) {
DDRF |= 0x00;
PORTF |= 0x00;
}
void matrix_init(void) void matrix_init(void)
{ {
// initialize row and col // initialize row and col
unselect_rows(); unselect_rows();
init_cols(); init_cols();
setup_leds();
// initialize matrix state: all keys off // initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) { for (uint8_t i=0; i < MATRIX_ROWS; i++) {
matrix[i] = 0; matrix[i] = 0;
@ -104,15 +95,16 @@ uint8_t matrix_scan(void)
} }
} }
// uint8_t layer = biton32(default_layer_state); uint8_t layer = biton32(layer_state);
switch (default_layer_state) { switch (layer) {
case 1: case 1:
DDRF &= ~(1<<0);
PORTF &= ~(1<<0);
break;
case 2: case 2:
DDRF |= (1<<0); DDRC |= (1<<7);
PORTF |= (1<<0); PORTC |= (1<<7);
break;
case 0:
DDRC &= ~(1<<7);
PORTC &= ~(1<<7);
break; break;
} }
@ -163,28 +155,28 @@ uint8_t matrix_key_count(void)
static void init_cols(void) static void init_cols(void)
{ {
DDRC &= ~(1<<6 | 1<<7); DDRF &= ~(1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
PORTC |= (1<<6 | 1<<7); PORTF |= (1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
DDRD &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<5); DDRD &= ~(1<<0);
PORTD |= (1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<5); PORTD |= (1<<0);
DDRB &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7); DDRB &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7);
PORTB |= (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) static matrix_row_t read_cols(void)
{ {
return (PIND&(1<<5) ? 0 : (1<< 0)) | return (PINB&(1<<0) ? 0 : (1<< 0)) |
(PINC&(1<<7) ? 0 : (1<< 1)) | (PINB&(1<<1) ? 0 : (1<< 1)) |
(PINC&(1<<6) ? 0 : (1<< 2)) | (PINB&(1<<2) ? 0 : (1<< 2)) |
(PIND&(1<<3) ? 0 : (1<< 3)) | (PINB&(1<<3) ? 0 : (1<< 3)) |
(PIND&(1<<2) ? 0 : (1<< 4)) | (PINB&(1<<7) ? 0 : (1<< 4)) |
(PIND&(1<<1) ? 0 : (1<< 5)) | (PIND&(1<<0) ? 0 : (1<< 5)) |
(PIND&(1<<0) ? 0 : (1<< 6)) | (PINF&(1<<7) ? 0 : (1<< 6)) |
(PINB&(1<<7) ? 0 : (1<< 7)) | (PINF&(1<<6) ? 0 : (1<< 7)) |
(PINB&(1<<3) ? 0 : (1<< 8)) | (PINF&(1<<5) ? 0 : (1<< 8)) |
(PINB&(1<<2) ? 0 : (1<< 9)) | (PINF&(1<<4) ? 0 : (1<< 9)) |
(PINB&(1<<1) ? 0 : (1<<10)) | (PINF&(1<<1) ? 0 : (1<<10)) |
(PINB&(1<<0) ? 0 : (1<<11)); (PINF&(1<<0) ? 0 : (1<<11));
} }
/* Row pin configuration /* Row pin configuration
@ -194,30 +186,30 @@ static matrix_row_t read_cols(void)
static void unselect_rows(void) static void unselect_rows(void)
{ {
// Hi-Z(DDR:0, PORT:0) to unselect // Hi-Z(DDR:0, PORT:0) to unselect
DDRD &= ~(1<<4 | 1<<6 | 1<<7); DDRB &= ~0b01110000;
PORTD |= (1<<4 | 1<<6 | 1<<7); PORTB &= ~0b01110000;
DDRB &= ~(1<<4); DDRD &= ~0b10000000;
PORTB |= (1<<4); PORTD &= ~0b10000000;
} }
static void select_row(uint8_t row) static void select_row(uint8_t row)
{ {
switch (row) { switch (row) {
case 0: case 0:
DDRD |= (1<<4); DDRB |= (1<<6);
PORTD &= ~(1<<4); PORTB &= ~(1<<6);
break; break;
case 1: case 1:
DDRD |= (1<<6); DDRB |= (1<<5);
PORTD &= ~(1<<6); PORTB &= ~(1<<5);
break; break;
case 2: case 2:
DDRD |= (1<<7);
PORTD &= ~(1<<7);
break;
case 3:
DDRB |= (1<<4); DDRB |= (1<<4);
PORTB &= ~(1<<4); PORTB &= ~(1<<4);
break; break;
case 3:
DDRD |= (1<<7);
PORTD &= ~(1<<7);
break;
} }
} }