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qmk_firmware/keyboards/bajjak/bajjak.c
Gary Kong 28b05d15ff
[Keyboard] add bajjak keyboard (#12377) 
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: peepeetee <43021794+peepeetee@users.noreply.github.com>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
2022-08-13 18:08:46 -07:00

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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2013 Oleg Kostyuk <cub.uanic@gmail.com>
Copyright 2015 ZSA Technology Labs Inc (@zsa)
Copyright 2020 Christopher Courtney <drashna@live.com> (@drashna)
Copyright 2021 Gary Kong <kongkm88@gmail.com> (@garykong)
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
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "bajjak.h"
extern inline void bajjak_board_led_on(void);
extern inline void bajjak_right_led_1_on(void);
extern inline void bajjak_right_led_2_on(void);
extern inline void bajjak_right_led_3_on(void);
extern inline void bajjak_right_led_on(uint8_t led);
extern inline void bajjak_board_led_off(void);
extern inline void bajjak_right_led_1_off(void);
extern inline void bajjak_right_led_2_off(void);
extern inline void bajjak_right_led_3_off(void);
extern inline void bajjak_right_led_off(uint8_t led);
extern inline void bajjak_led_all_on(void);
extern inline void bajjak_led_all_off(void);
extern inline void bajjak_right_led_1_set(uint8_t n);
extern inline void bajjak_right_led_2_set(uint8_t n);
extern inline void bajjak_right_led_3_set(uint8_t n);
extern inline void bajjak_right_led_set(uint8_t led, uint8_t n);
extern inline void bajjak_led_all_set(uint8_t n);
keyboard_config_t keyboard_config;
bool i2c_initialized = 0;
i2c_status_t mcp23018_status = 0x20;
void matrix_init_kb(void) {
// keyboard LEDs (see "PWM on ports OC1(A|B|C)" in "teensy-2-0.md")
TCCR1A = 0b10101001; // set and configure fast PWM
TCCR1B = 0b00001001; // set and configure fast PWM
// (tied to Vcc for hardware convenience)
DDRB &= ~(1<<4); // set B(4) as input
PORTB &= ~(1<<4); // set B(4) internal pull-up disabled
// unused pins - D4, D5, E6
// set as input with internal pull-up enabled
DDRD &= ~(1<<5 | 1<<4);
DDRE &= ~(1<<6);
PORTD |= (1<<5 | 1<<4);
PORTE |= (1<<6);
keyboard_config.raw = eeconfig_read_kb();
bajjak_led_all_set((uint8_t)keyboard_config.led_level * 255 / 4 );
bajjak_blink_all_leds();
matrix_init_user();
}
void bajjak_blink_all_leds(void)
{
bajjak_led_all_off();
bajjak_led_all_set(LED_BRIGHTNESS_DEFAULT);
bajjak_right_led_1_on();
wait_ms(50);
bajjak_right_led_2_on();
wait_ms(50);
bajjak_right_led_3_on();
wait_ms(50);
#ifdef LEFT_LEDS
bajjak_left_led_1_on();
wait_ms(50);
if (!mcp23018_status) {
mcp23018_status = bajjak_left_leds_update();
}
bajjak_left_led_2_on();
wait_ms(50);
if (!mcp23018_status) {
mcp23018_status = bajjak_left_leds_update();
}
#endif
bajjak_right_led_1_off();
wait_ms(50);
bajjak_right_led_2_off();
wait_ms(50);
bajjak_right_led_3_off();
#ifdef LEFT_LEDS
wait_ms(50);
bajjak_left_led_1_off();
if (!mcp23018_status) {
mcp23018_status = bajjak_left_leds_update();
}
wait_ms(50);
bajjak_left_led_2_off();
if (!mcp23018_status) {
mcp23018_status = bajjak_left_leds_update();
}
#endif
//bajjak_led_all_on();
//wait_ms(333);
bajjak_led_all_off();
}
uint8_t init_mcp23018(void) {
mcp23018_status = 0x20;
// I2C subsystem
// uint8_t sreg_prev;
// sreg_prev=SREG;
// cli();
if (i2c_initialized == 0) {
i2c_init(); // on pins D(1,0)
i2c_initialized = true;
wait_ms(1000);
}
// i2c_init(); // on pins D(1,0)
// wait_ms(1000);
// set pin direction
// - unused : input : 1
// - input : input : 1
// - driving : output : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(IODIRA, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
i2c_stop();
// set pull-up
// - unused : on : 1
// - input : on : 1
// - driving : off : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPPUA, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b01111111, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
out:
i2c_stop();
#ifdef LEFT_LEDS
if (!mcp23018_status) mcp23018_status = bajjak_left_leds_update();
#endif // LEFT_LEDS
// SREG=sreg_prev;
return mcp23018_status;
}
#ifdef LEFT_LEDS
uint8_t bajjak_left_leds_update(void) {
if (mcp23018_status) { // if there was an error
return mcp23018_status;
}
#define LEFT_LED_1_SHIFT 7 // in MCP23018 port A
#define LEFT_LED_2_SHIFT 7 // in MCP23018 port B
// set logical value (doesn't matter on inputs)
// - unused : hi-Z : 1
// - input : hi-Z : 1
// - driving : hi-Z : 1
mcp23018_status = i2c_start(I2C_ADDR_WRITE, BAJJAK_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(OLATA, BAJJAK_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(bajjak_left_led_1<<LEFT_LED_1_SHIFT),
BAJJAK_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(bajjak_left_led_2<<LEFT_LED_2_SHIFT),
BAJJAK_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
out:
i2c_stop();
return mcp23018_status;
}
#endif
#ifdef SWAP_HANDS_ENABLE
__attribute__ ((weak))
// swap-hands action needs a matrix to define the swap
const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
/* Left hand, matrix positions */
{{0, 13}, {1, 13}, {2, 13}, {3, 13}, {4, 13}, {5, 13}, {6, 13}},
{{0, 12}, {1, 12}, {2, 12}, {3, 12}, {4, 12}, {5, 12}, {6, 12}},
{{0, 11}, {1, 11}, {2, 11}, {3, 11}, {4, 11}, {5, 11}, {6, 11}},
{{0, 10}, {1, 10}, {2, 10}, {3, 10}, {4, 10}, {5, 10}, {6, 10}},
{{0, 9}, {1, 9}, {2, 9}, {3, 9}, {4, 9}, {5, 9}, {6, 9}},
{{0, 8}, {1, 8}, {2, 8}, {3, 8}, {4, 8}, {5, 8}, {6, 8}},
{{0, 7}, {1, 7}, {2, 7}, {3, 7}, {4, 7}, {5, 7}, {6, 7}},
/* Right hand, matrix positions */
{{0, 6}, {1, 6}, {2, 6}, {3, 6}, {4, 6}, {5, 6}, {6, 6}},
{{0, 5}, {1, 5}, {2, 5}, {3, 5}, {4, 5}, {5, 5}, {6, 5}},
{{0, 4}, {1, 4}, {2, 4}, {3, 4}, {4, 4}, {5, 4}, {6, 4}},
{{0, 3}, {1, 3}, {2, 3}, {3, 3}, {4, 3}, {5, 3}, {6, 3}},
{{0, 2}, {1, 2}, {2, 2}, {3, 2}, {4, 2}, {5, 2}, {6, 2}},
{{0, 1}, {1, 1}, {2, 1}, {3, 1}, {4, 1}, {5, 1}, {6, 1}},
{{0, 0}, {1, 0}, {2, 0}, {3, 0}, {4, 0}, {5, 0}, {6, 0}},
};
#endif
void eeconfig_init_kb(void) { // EEPROM is getting reset!
keyboard_config.raw = 0;
keyboard_config.led_level = 4;
eeconfig_update_kb(keyboard_config.raw);
eeconfig_init_user();
}
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