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Initial commit for Planck PCB Rev 1.

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- Backlight on PB7 controlled by Timer1 Fast PWM (no interrupts).
- Backlight commands connected temporarily to top left keys.
- Backlight init called from matrix.c, since there's no generic keyboard_init() override function.
This commit is contained in:
Wilba6582 2015-03-17 00:43:37 +11:00
parent 0fcb3b65f8
commit 15b9bce6ba
5 changed files with 127 additions and 35 deletions
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74
keyboard/planck/matrix.c
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@ -27,6 +27,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "backlight.h" // TODO fix this dependency
#ifndef DEBOUNCE
@ -57,6 +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();
@ -134,10 +142,19 @@ uint8_t matrix_key_count(void)
return count;
}
//
// 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)
{
DDRB &= ~(1<<6 | 1<<5 | 1<<4);
PORTB |= (1<<6 | 1<<5 | 1<<4);
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);
@ -147,46 +164,55 @@ static void init_cols(void)
static matrix_row_t read_cols(void)
{
return (PIND&(1<<4) ? 0 : (1<<0)) |
(PIND&(1<<6) ? 0 : (1<<1)) |
(PIND&(1<<7) ? 0 : (1<<2)) |
(PINB&(1<<4) ? 0 : (1<<3)) |
(PINB&(1<<5) ? 0 : (1<<4)) |
(PINB&(1<<6) ? 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));
}
static void unselect_rows(void)
{
DDRB &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3);
PORTB |= (1<<0 | 1<<1 | 1<<2 | 1<<3);
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<<0);
PORTB &= ~(1<<0);
DDRD |= (1<<0);
PORTD &= ~(1<<0);
break;
case 1:
DDRB |= (1<<1);
PORTB &= ~(1<<1);
DDRD |= (1<<5);
PORTD &= ~(1<<5);
break;
case 2:
DDRB |= (1<<2);
PORTB &= ~(1<<2);
DDRB |= (1<<5);
PORTB &= ~(1<<5);
break;
case 3:
DDRB |= (1<<3);
PORTB &= ~(1<<3);
DDRB |= (1<<6);
PORTB &= ~(1<<6);
break;
}