Funkcni i pro ESP32-C3, modifikovane casovani, odstraneny mutex, opravena inicializace promennych

library.json

@@ -1,4 +1,4 @@
 {
   "name": "WSLed",
-  "version": "0.0.0+20210128092328"
+  "version": "0.0.2"
 }

src/NeoPixelesp8266.c

@@ -24,17 +24,15 @@ License along with NeoPixel.  If not, see
 <http://www.gnu.org/licenses/>.
 -------------------------------------------------------------------------*/
 
-#if defined(ARDUINO_ARCH_ESP8266) || defined(ARDUINO_ARCH_ESP32)
+#if defined(ARDUINO_ARCH_ESP8266)
 
 #include <Arduino.h>
-#if defined(ARDUINO_ARCH_ESP8266)
 #include <eagle_soc.h>
 #if (ARDUINO_ESP8266_MAJOR < 3)
 # define INRAM ICACHE_RAM_ATTR
 #else
 # define INRAM IRAM_ATTR
 #endif
-#endif
 
 // ESP32 doesn't define ICACHE_RAM_ATTR
 #ifndef INRAM
@@ -87,11 +85,7 @@ void INRAM send_pixels_800(uint8_t* pixels, size_t count, uint8_t pin)
             } while ((cyclesStart - cyclesNext) < CYCLES_800);
 
             // set high
-#if defined(ARDUINO_ARCH_ESP32)
-            GPIO.out_w1ts = pinRegister;
-#else
             GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, pinRegister);
-#endif
 
             // wait for the LOW
             do
@@ -100,11 +94,7 @@ void INRAM send_pixels_800(uint8_t* pixels, size_t count, uint8_t pin)
             } while ((cyclesNext - cyclesStart) < cyclesBit);
 
             // set low
-#if defined(ARDUINO_ARCH_ESP32)
-            GPIO.out_w1tc = pinRegister;
-#else
             GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, pinRegister);
-#endif
         }
     } while (pixels < end);
 }

src/wsLED.cpp

@@ -1,5 +1,5 @@
 // Ovladani signalizacni chytre LED diody
-#include "wsLED.h"
+#include "wsLED.hpp"
 #if defined(ARDUINO_ARCH_ESP32)
 //# include "esp_task.h"
 // https://github.com/JSchaenzle/ESP32-NeoPixel-WS2812-RMT/blob/master/ws2812_control.c
@@ -8,9 +8,10 @@
 #    define LED_RMT_TX_CHANNEL RMT_CHANNEL_0
 #  endif
 // These values are determined by measuring pulse timing with logic analyzer and adjusting to match datasheet.
-#  define T0H 14  // 0 bit high time
+#  define T0H 16  // 0 bit high time
-#  define T1H 52  // 1 bit high time
+#  define T1H 32  // 1 bit high time
-#  define TL  52  // low time for either bit
+#  define T0L  34  // 0 bit low time
+#  define T1L  18  // 1 bit low time
 #  define INRAM IRAM_ATTR
 #endif
 #if defined(ARDUINO_ARCH_ESP8266)
@@ -65,29 +66,30 @@ void wsLED::show(void)
     for (uint32_t bit = 0; bit < BITS_PER_LED_CMD; bit++) {
         uint32_t bit_is_set = bits_to_send & mask;
 
-        led_data_buffer[bit] = bit_is_set ? (rmt_item32_t) {{{T1H, 1, TL, 0}}} : (rmt_item32_t) {{{T0H, 1, TL, 0}}};
+        led_data_buffer[bit] = bit_is_set ? (rmt_item32_t) {{{T1H, 1, T1L, 0}}} : (rmt_item32_t) {{{T0H, 1, T0L, 0}}};
         mask >>= 1;
     }
     ESP_ERROR_CHECK(rmt_write_items(LED_RMT_TX_CHANNEL, led_data_buffer, LED_BUFFER_ITEMS, false));
-//    ESP_ERROR_CHECK(rmt_wait_tx_done(LED_RMT_TX_CHANNEL, portMAX_DELAY));
+    _endtime = micros() + 100; // TODO: unfortunately this time is not valid for ESP32 using RMT peripheral
 #else
     noInterrupts();
     send_pixels_800(color, 1, _pin);
     interrupts();
-#endif
     _endtime = micros();
+#endif
 }
 
-
 wsLED::wsLED(int pin, int order)
     : _pin(pin)
     , _order(order)
+    , _scale(0xff)
     , _ledState(LED_STOP)
 {}
 
 wsLED::wsLED(void)
     : _pin(NOT_A_PIN)
     , _order(RGB)
+    , _scale(0xff)
     , _ledState(LED_STOP)
 {}
 
@@ -121,8 +123,6 @@ void wsLED::begin(void)
 
         ESP_ERROR_CHECK(rmt_config(&config));
         ESP_ERROR_CHECK(rmt_driver_install(config.channel, 0, 0));
-
-        _mutex = xSemaphoreCreateMutex();
 #endif
         _color[0] = _color[1] = _color[2] = 0;
         show();
@@ -141,9 +141,6 @@ void INRAM wsLED::rtLed(void)
 {
     uint32_t timing;
 
-#if defined(ESP32)
-    xSemaphoreTake(_mutex, portMAX_DELAY);
-#endif
     _handler.detach();
     switch (_ledState) {
     case LED_BLINK:
@@ -156,7 +153,6 @@ void INRAM wsLED::rtLed(void)
         timing = _blinkSpeed;
         break;
 
-
     case LED_BREATH: {
         ++_subState;
         _subState %= countof(LB);
@@ -191,9 +187,6 @@ void INRAM wsLED::rtLed(void)
     }
     show();
     _handler.attach_ms(timing, ledTrampoline, this);
-#if defined(ESP32)
-    xSemaphoreGive(_mutex);
-#endif
 }
 
 void wsLED::setColors(LEDRGB color1, LEDRGB color2)
@@ -211,18 +204,12 @@ void wsLED::blink(uint32_t speed)
 
     if (NOT_A_PIN != _pin) {
         if (LED_BLINK != _ledState) {
-#if defined(ESP32)
-            xSemaphoreTake(_mutex, portMAX_DELAY);
-#endif
             _handler.detach();
             _ledState = LED_BLINK;
             _scale = 0xff;
             _subState = 1;
             _blinkSpeed = speed;
             _handler.attach_ms(5, ledTrampoline, this);
-#if defined(ESP32)
-            xSemaphoreGive(_mutex);
-#endif
         }
     }
 }
@@ -232,17 +219,11 @@ void wsLED::breath(void)
 
     if (NOT_A_PIN != _pin) {
         if (LED_BREATH != _ledState) {
-#if defined(ESP32)
-            xSemaphoreTake(_mutex, portMAX_DELAY);
-#endif
             _handler.detach();
             _ledState = LED_BREATH;
             _subState = 0;
             setColor(_color1);
             _handler.attach_ms(5, ledTrampoline, this);
-#if defined(ESP32)
-            xSemaphoreGive(_mutex);
-#endif
         }
     }
 }
@@ -257,9 +238,6 @@ void wsLED::pulse(LEDRGB color, uint32_t duration)
 {
 
     if (NOT_A_PIN != _pin) {
-#if defined(ESP32)
-        xSemaphoreTake(_mutex, portMAX_DELAY);
-#endif
         _handler.detach();
         _scale = 0xff;
         _pulseColor = color;
@@ -269,9 +247,6 @@ void wsLED::pulse(LEDRGB color, uint32_t duration)
         _pulseDuration = duration;
         _ledState = LED_PULSE_START;
         _handler.attach_ms(5, ledTrampoline, this);
-#if defined(ESP32)
-        xSemaphoreGive(_mutex);
-#endif
     }
 }
 
@@ -281,14 +256,14 @@ ledstate_t wsLED::getState(void)
     return _ledState;
 }
 
-void wsLED::stop(void)
+void wsLED::stop(LEDRGB color)
 {
 
     if (NOT_A_PIN != _pin) {
         _handler.detach();
         _ledState = LED_STOP;
         _scale = 0xff;
-        setColor(LEDRGB(0, 0, 0));
+        setColor(color);
         show();
     }
 }

src/wsLED.hpp

@@ -19,8 +19,7 @@ SOFTWARE.
 See more at http://www.xpablo.cz
 */
 
-#ifndef __WSLED_H__
+#pragma once
-#define __WSLED_H__
 #include <Arduino.h>
 #include <Ticker.h>
 #if defined(ARDUINO_ARCH_ESP32)
@@ -146,16 +145,12 @@ protected:
 #if defined(ARDUINO_ARCH_ESP32)
     int _rmtChannel;
     rmt_item32_t led_data_buffer[LED_BUFFER_ITEMS];
-    SemaphoreHandle_t _mutex;
 #endif
     uint32_t _endtime;
 
     void show(void);
     void setColor(LEDRGB color);
     bool canShow(void);
-#if defined(ARDUINO_ARCH_ESP32)
-    portMUX_TYPE _mux = portMUX_INITIALIZER_UNLOCKED;
-#endif
 
 public:
     wsLED(int pin, int order = RGB);
@@ -169,8 +164,5 @@ public:
     void setOrder(int neworder);
     ledstate_t getState(void);
     void pulse(LEDRGB color, uint32_t duration);
-    void stop(void);
+    void stop(LEDRGB color = LEDRGB(0, 0, 0));
 };
-
-#endif
-