diff options
Diffstat (limited to 'drivers/avr')
| -rw-r--r-- | drivers/avr/apa102.c | 96 | ||||
| -rw-r--r-- | drivers/avr/apa102.h | 45 | 
2 files changed, 0 insertions, 141 deletions
| diff --git a/drivers/avr/apa102.c b/drivers/avr/apa102.c deleted file mode 100644 index 740acb5739..0000000000 --- a/drivers/avr/apa102.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * APA102 lib V1.0a - * - * Controls APA102 RGB-LEDs - * Author: Mikkel (Duckle29 on GitHub) - * - * Dec 22th, 2017  v1.0a Initial Version - * - * 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 "apa102.h" -#include <avr/interrupt.h> -#include <avr/io.h> -#include <util/delay.h> -#include "debug.h" - -// Setleds for standard RGB -void inline apa102_setleds(LED_TYPE *ledarray, uint16_t leds) { apa102_setleds_pin(ledarray, leds, _BV(RGB_DI_PIN & 0xF), _BV(RGB_CLK_PIN & 0xF)); } - -void static inline apa102_setleds_pin(LED_TYPE *ledarray, uint16_t leds, uint8_t pinmask_DI, uint8_t pinmask_CLK) { -    setPinOutput(RGB_DI_PIN); -    setPinOutput(RGB_CLK_PIN); - -    apa102_send_array((uint8_t *)ledarray, leds) -} - -void apa102_send_array(uint8_t *data, uint16_t leds) {  // Data is struct of 3 bytes. RGB - leds is number of leds in data -    apa102_start_frame(); -    while (leds--) { -        apa102_send_frame(0xFF000000 | (data->b << 16) | (data->g << 8) | data->r); -        data++; -    } -    apa102_end_frame(leds); -} - -void apa102_send_frame(uint32_t frame) { -    for (uint32_t i = 0xFF; i > 0;) { -        apa102_send_byte(frame & i); -        i = i << 8; -    } -} - -void apa102_start_frame() { apa102_send_frame(0); } - -void apa102_end_frame(uint16_t leds) { -    // This function has been taken from: https://github.com/pololu/apa102-arduino/blob/master/APA102.h -    // and adapted. The code is MIT licensed. I think thats compatible? - -    // We need to send some more bytes to ensure that all the LEDs in the -    // chain see their new color and start displaying it. -    // -    // The data stream seen by the last LED in the chain will be delayed by -    // (count - 1) clock edges, because each LED before it inverts the clock -    // line and delays the data by one clock edge.  Therefore, to make sure -    // the last LED actually receives the data we wrote, the number of extra -    // edges we send at the end of the frame must be at least (count - 1). -    // For the APA102C, that is sufficient. -    // -    // The SK9822 only updates after it sees 32 zero bits followed by one more -    // rising edge.  To avoid having the update time depend on the color of -    // the last LED, we send a dummy 0xFF byte.  (Unfortunately, this means -    // that partial updates of the beginning of an LED strip are not possible; -    // the LED after the last one you are trying to update will be black.) -    // After that, to ensure that the last LED in the chain sees 32 zero bits -    // and a rising edge, we need to send at least 65 + (count - 1) edges.  It -    // is sufficent and simpler to just send (5 + count/16) bytes of zeros. -    // -    // We are ignoring the specification for the end frame in the APA102/SK9822 -    // datasheets because it does not actually ensure that all the LEDs will -    // start displaying their new colors right away. - -    apa102_send_byte(0xFF); -    for (uint16_t i = 0; i < 5 + leds / 16; i++) { -        apa102_send_byte(0); -    } -} - -void apa102_send_byte(uint8_t byte) { -    uint8_t i; -    for (i = 0; i < 8; i++) { -        writePin(RGB_DI_PIN, !!(byte & (1 << (7 - i)))); -        writePinHigh(RGB_CLK_PIN); -    } -} diff --git a/drivers/avr/apa102.h b/drivers/avr/apa102.h deleted file mode 100644 index d4c1e18ee1..0000000000 --- a/drivers/avr/apa102.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * light weight WS2812 lib include - * - * Version 2.3  - Nev 29th 2015 - * Author: Tim ([email protected]) - * - * Please do not change this file! All configuration is handled in "ws2812_config.h" - * - * 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/>. - */ - -#pragma once - -#include <avr/io.h> -#include <avr/interrupt.h> - -#include "color.h" - -/* User Interface - * - * Input: - *         ledarray:           An array of GRB data describing the LED colors - *         number_of_leds:     The number of LEDs to write - *         pinmask (optional): Bitmask describing the output bin. e.g. _BV(PB0) - * - * The functions will perform the following actions: - *         - Set the data-out pin as output - *         - Send out the LED data - *         - Wait 50�s to reset the LEDs - */ - -void apa102_setleds(LED_TYPE *ledarray, uint16_t number_of_leds); -void apa102_setleds_pin(LED_TYPE *ledarray, uint16_t number_of_leds, uint8_t pinmask); -void apa102_setleds_rgbw(LED_TYPE *ledarray, uint16_t number_of_leds); | 
