remove custom i2c and led driver
This commit is contained in:
mechmerlin
parent
b8c5efa555
commit
77a7e3c91f
@ -1,94 +0,0 @@
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/* Copyright 2017 Sebastian Kaim
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef BACKLIGHT_ENABLE
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#include "backlight_ps2avrGB.h"
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#define sbi(reg,bit) reg |= (_BV(bit))
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#define cbi(reg,bit) reg &= (~_BV(bit))
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#define PWM10 WGM10
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#define PWM11 WGM11
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#define COM1x1 COM1B1
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#define OCR1x OCR1B
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void backlight_init_ports(void)
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{
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#if BACKLIGHT_ON_STATE == 0
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backlight_off();
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#else
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backlight_on();
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#endif
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// setup pwm
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// this bitmagic is sourced from the original firmware
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/*TCCR1B = ((TCCR1B & ~0x07) | 0x03);
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TCNT1H = 0;
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TCNT1L = 0;
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sbi(TIMSK, TOIE1);
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OCR1BH = 0;
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OCR1BL = 0;
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cbi(TCCR1A,PWM11);
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sbi(TCCR1A,PWM10);
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sbi(TCCR1A,COM1B1);
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cbi(TCCR1A,COM1B0);*/
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ICR1 = 0xFFFF;
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TCCR1A = _BV(COM1x1) | _BV(WGM11); // = 0b00001010;
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TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001;
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backlight_init();
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}
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void backlight_set(uint8_t level)
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{
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if( level == 0 ) {
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backlight_off();
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}
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else {
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backlight_on();
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/*uint8_t pwm = get_pwm_for_brightness(level);
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set_backlight_pwm(pwm);
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TCCR1A |= _BV(COM1x1);
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OCR1x = (level >= 2) ? 0xFFFF : 0x00FF;*/
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}
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}
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#define PWM_MAX 0xFF
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uint8_t get_pwm_for_brightness(uint8_t level)
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{
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// we need to cast up here to allow multiplication with 0xFF. We could also use floats, but this is probably a lot faster.
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uint16_t brightness = (uint16_t)level * (uint16_t)PWM_MAX / (uint16_t)BACKLIGHT_LEVELS;
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return (uint8_t)brightness;
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}
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void backlight_on(void)
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{
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//_SFR_IO8(0x12) |= _BV(0x4);
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LED_PIN |= BACKLIGHT_PORT_NUM;
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}
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void backlight_off(void)
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{
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//_SFR_IO8(0x12) &= ~_BV(0x4);
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LED_PIN &= ~BACKLIGHT_PORT_NUM;
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}
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void set_backlight_pwm(uint8_t level) {
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// this does not work (yet)
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//OCR1B = level;
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}
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#endif // BACKLIGHT_ENABLE
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@ -1,35 +0,0 @@
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/* Copyright 2017 Sebastian Kaim
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#if defined(__AVR__)
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#include <avr/pgmspace.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#endif
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#include <stddef.h>
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#include <stdlib.h>
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#include "backlight.h"
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#ifndef PS2AVRGB_BACKLIGHT_H
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#define PS2AVRGB_BACKLIGHT_H
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uint8_t get_pwm_for_brightness(uint8_t level);
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void set_backlight_pwm(uint8_t level);
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void backlight_on(void);
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void backlight_off(void);
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#endif
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@ -1,30 +1,23 @@
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/*
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/* Copyright 2019 MechMerlin
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Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
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*
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Copyright 2018 Sebastian Kaim <sebb@sebb767.de>
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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This program is free software: you can redistribute it and/or modify
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* the Free Software Foundation, either version 2 of the License, or
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it under the terms of the GNU General Public License as published by
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* (at your option) any later version.
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the Free Software Foundation, either version 2 of the License, or
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*
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(at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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This program is distributed in the hope that it will be useful,
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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* GNU General Public License for more details.
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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*
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GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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*/
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#include "bface.h"
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#include "rgblight.h"
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#include "rgblight.h"
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#include "i2c_master.h"
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#include <avr/pgmspace.h>
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#include "action_layer.h"
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#include "i2c.h"
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#include "quantum.h"
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#include "quantum.h"
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#ifdef RGBLIGHT_ENABLE
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extern rgblight_config_t rgblight_config;
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extern rgblight_config_t rgblight_config;
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void rgblight_set(void) {
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void rgblight_set(void) {
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@ -37,10 +30,59 @@ void rgblight_set(void) {
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}
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}
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i2c_init();
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i2c_init();
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i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
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i2c_transmit(0xb0, (uint8_t*)led, 3 * RGBLED_NUM, 100);
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}
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#endif
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void matrix_init_kb(void) {
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#ifdef RGBLIGHT_ENABLE
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if (rgblight_config.enable) {
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i2c_init();
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i2c_transmit(0xb0, (uint8_t*)led, 3 * RGBLED_NUM, 100);
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}
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#endif
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// call user level keymaps, if any
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matrix_init_user();
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}
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void matrix_scan_kb(void) {
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#ifdef RGBLIGHT_ENABLE
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rgblight_task();
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#endif
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matrix_scan_user();
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/* Nothing else for now. */
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}
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}
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__attribute__ ((weak))
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__attribute__ ((weak))
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void matrix_scan_user(void) {
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void matrix_scan_user(void) {
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rgblight_task();
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}
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void backlight_init_ports(void) {
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// initialize pins D0, D1, D4 and D6 as output
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setPinOutput(D0);
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setPinOutput(D1);
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setPinOutput(D4);
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setPinOutput(D6);
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// turn backlight LEDs on
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writePinHigh(D0);
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writePinHigh(D1);
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writePinHigh(D4);
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writePinHigh(D6);
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}
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void backlight_set(uint8_t level) {
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if (level == 0) {
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// turn backlight LEDs off
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writePinLow(D0);
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writePinLow(D1);
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writePinLow(D4);
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writePinLow(D6);
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} else {
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// turn backlight LEDs on
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writePinHigh(D0);
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writePinHigh(D1);
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writePinHigh(D4);
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writePinHigh(D6);
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}
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}
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}
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@ -1,104 +0,0 @@
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/*
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Copyright 2016 Luiz Ribeiro <luizribeiro@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <avr/io.h>
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#include <util/twi.h>
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#include "i2c.h"
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void i2c_set_bitrate(uint16_t bitrate_khz) {
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uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
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if (bitrate_div >= 16) {
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bitrate_div = (bitrate_div - 16) / 2;
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}
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TWBR = bitrate_div;
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}
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void i2c_init(void) {
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// set pull-up resistors on I2C bus pins
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PORTC |= 0b11;
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i2c_set_bitrate(400);
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// enable TWI (two-wire interface)
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TWCR |= (1 << TWEN);
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// enable TWI interrupt and slave address ACK
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TWCR |= (1 << TWIE);
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TWCR |= (1 << TWEA);
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}
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uint8_t i2c_start(uint8_t address) {
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// reset TWI control register
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TWCR = 0;
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// begin transmission and wait for it to end
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TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
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while (!(TWCR & (1<<TWINT)));
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// check if the start condition was successfully transmitted
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if ((TWSR & 0xF8) != TW_START) {
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return 1;
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}
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// transmit address and wait
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TWDR = address;
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TWCR = (1<<TWINT) | (1<<TWEN);
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while (!(TWCR & (1<<TWINT)));
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// check if the device has acknowledged the READ / WRITE mode
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uint8_t twst = TW_STATUS & 0xF8;
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if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
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return 1;
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}
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return 0;
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}
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void i2c_stop(void) {
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TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
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}
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uint8_t i2c_write(uint8_t data) {
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TWDR = data;
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// transmit data and wait
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TWCR = (1<<TWINT) | (1<<TWEN);
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while (!(TWCR & (1<<TWINT)));
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if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
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return 1;
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}
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return 0;
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}
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uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
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if (i2c_start(address)) {
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return 1;
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}
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for (uint16_t i = 0; i < length; i++) {
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if (i2c_write(data[i])) {
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return 1;
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}
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}
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i2c_stop();
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return 0;
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}
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@ -1,25 +0,0 @@
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/*
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Copyright 2016 Luiz Ribeiro <luizribeiro@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
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the Free Software Foundation, either version 2 of the License, or
|
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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||||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
|
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||||||
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __I2C_H__
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#define __I2C_H__
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void i2c_init(void);
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void i2c_set_bitrate(uint16_t bitrate_khz);
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uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);
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#endif
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@ -40,7 +40,7 @@ OPT_DEFS = -DDEBUG_LEVEL=0
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OPT_DEFS += -DBOOTLOADER_SIZE=2048
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OPT_DEFS += -DBOOTLOADER_SIZE=2048
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# custom matrix setup
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# custom matrix setup
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SRC = i2c.c backlight_ps2avrGB.c
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SRC = i2c_master.c
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# programming options
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# programming options
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PROGRAM_CMD = ./util/atmega32a_program.py $(TARGET).hex
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PROGRAM_CMD = ./util/atmega32a_program.py $(TARGET).hex
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