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Commitfee49e2

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led_strip extension module
this is to be used as a replacement example for the neopixel class handlingSad to say that this cannot be used because micropython's internal handling of the RMT conflicts with this extension modules.But it is here for example purposes.
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/*
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| Name | Bit 0 | Bit 0 | Bit 1 | Bit 1 | Reset | Color |
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| | Duration 1 | Duration 2 | Duration 1 | Duration 2 | Duration | Order |
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|:--------|:----------:|:----------:|:----------:|:----------:|:---------:|:-----:|
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| APA105 | 300 | -900 | 600 | -600 | -80000 | GRB |
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| APA109 | 300 | -900 | 600 | -600 | -80000 | GRB |
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| SK6805 | 300 | -900 | 600 | -600 | -80000 | GRB |
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| SK6812 | 300 | -900 | 600 | -600 | -80000 | GRB |
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| SK6818 | 300 | -900 | 600 | -600 | -80000 | GRB |
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| WS2813 | 300 | -300 | 750 | -300 | -300000 | GRB |
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| APA104 | 350 | -1360 | 1360 | -350 | -24000 | RGB |
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| SK6822 | 350 | -1360 | 1360 | -350 | -50000 | RGB |
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| WS2812 | 350 | -800 | 700 | -600 | -50000 | GRB |
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| WS2818A | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2818B | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2851 | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2815B | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2815 | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2811 | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2814 | 220 | -580 | 580 | -220 | -280000 | RGB |
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| WS2818 | 220 | -750 | 750 | -220 | -300000 | RGB |
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| WS2816A | 220 | -580 | 580 | -580 | -280000 | GRB |
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| WS2816B | 200 | -800 | 520 | -480 | -280000 | GRB |
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| WS2816C | 200 | -800 | 520 | -480 | -280000 | GRB |
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| WS2812B | 400 | -850 | 800 | -450 | -50000 | GRB |
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| SK6813 | 240 | -800 | 740 | -200 | -80000 | GRB |
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*/
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#ifndef__LED_STRIP_H__
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#define__LED_STRIP_H__
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#include"driver/rmt_tx.h"
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#include"led_strip_encoder.h"
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#include"freertos/FreeRTOS.h"
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#include"freertos/task.h"
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#include"freertos/semphr.h"
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#include"freertos/idf_additions.h"
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// micropython includes
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#include"py/obj.h"
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#include"py/runtime.h"
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#include"py/objarray.h"
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typedefenum_led_strip_ic_t {
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CUSTOM=0,
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APA105=1,
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APA109=1,
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SK6805=1,
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SK6812=1,
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SK6818=1,
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WS2813=2,
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APA104=3,
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SK6822=4,
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WS2812=5,
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WS2818A=6,
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WS2818B=6,
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WS2851=6,
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WS2815B=6,
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WS2815=6,
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WS2811=6,
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WS2814=6,
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WS2818=7,
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WS2816A=8,
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WS2816B=9,
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WS2816C=9,
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WS2812B=10,
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SK6813=11,
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}led_strip_ic_t;
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typedefstruct {
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SemaphoreHandle_thandle;
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StaticSemaphore_tbuffer;
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}lock_t;
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typedefstruct_mp_led_strip_obj_t {
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mp_obj_base_tbase;
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mp_obj_tcallback;
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mp_obj_array_t**buffers;
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uint8_tbuffer_count:4;
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mp_obj_array_t**buffers_in_queue;
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uint8_tqueue_buffer_count:4;
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uint16_tnum_pixels:12;
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uint16_tis_init:1;
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uint16_tbpp:3;
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rmt_encoder_handle_tencoder_handle;
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rmt_channel_handle_tchannel_handle;
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led_strip_encoder_config_tencoder_config;
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rmt_tx_channel_config_tchannel_config;
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lock_ttx_lock;
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lock_ttask_lock;
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TaskHandle_ttask_handle;
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}mp_led_strip_obj_t;
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externconstmp_obj_type_tmp_led_strip_type;
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#endif
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/*
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* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include<stdint.h>
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#include"driver/rmt_encoder.h"
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#ifdef__cplusplus
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extern"C" {
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#endif
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typedefenum_led_strip_color_order_t {
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LED_STRIP_RGB,
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LED_STRIP_GRB,
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LED_STRIP_RGBW,
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LED_STRIP_GRBW
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}led_strip_color_order_t;
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typedefenum_led_strip_byte_order_t {
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LED_STRIP_LSB,
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LED_STRIP_MSB
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}led_strip_byte_order_t;
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/**
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* @brief Type of led strip encoder configuration
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*/
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typedefstruct {
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uint32_tresolution;/*!< Encoder resolution, in Hz */
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int32_tbit0_duration0;
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int32_tbit0_duration1;
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int32_tbit1_duration0;
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int32_tbit1_duration1;
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int32_treset_duration;
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led_strip_color_order_tcolor_order;
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led_strip_byte_order_tbyte_order;
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}led_strip_encoder_config_t;
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/**
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* @brief Create RMT encoder for encoding LED strip pixels into RMT symbols
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*
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* @param[in] config Encoder configuration
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* @param[out] ret_encoder Returned encoder handle
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* @return
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* - ESP_ERR_INVALID_ARG for any invalid arguments
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* - ESP_ERR_NO_MEM out of memory when creating led strip encoder
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* - ESP_OK if creating encoder successfully
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*/
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esp_err_trmt_new_led_strip_encoder(constled_strip_encoder_config_t*config,rmt_encoder_handle_t*ret_encoder);
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#ifdef__cplusplus
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}
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#endif

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