Upgrade to Arduino ESP32 Core version 3.0+

Author: vickash

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 ## 0.14.0
 
+### Board Changes
+
+- ESP32 Boards
+  - Now based on (and requires) the 3.0+ version of the ESP32 Arduino Core.
+  - Infrared output functionality temporarily disabled, until IR library is compatible with 3.0
+
 ### New Peripherals
 
 - ADS1100 Analog-to-Digital Converter:

DEPS_CLI.md

@@ -16,7 +16,7 @@ arduino-cli core install arduino:sam
 arduino-cli core install arduino:samd
 arduino-cli core install arduino:renesas_uno
 arduino-cli core install esp8266:esp8266
-arduino-cli core install esp32:esp32
+arduino-cli core install esp32:esp32@3.0.3
 arduino-cli core install rp2040:rp2040
 arduino-cli lib install Servo
 arduino-cli lib install Ethernet
@@ -71,7 +71,7 @@ arduino-cli lib install "Adafruit NeoPixel"
 arduino-cli config init
 arduino-cli config add board_manager.additional_urls https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
 arduino-cli core update-index
-arduino-cli core install esp32:esp32
+arduino-cli core install esp32:esp32@3.0.3
 arduino-cli lib install ESP32Servo
 arduino-cli lib install [email protected]
 arduino-cli lib install "Adafruit NeoPixel"

DEPS_IDE.md

@@ -33,7 +33,7 @@ All platforms will require libraries to be installed. To install a library do th
     Arduino SAMD Boards (32-bits ARM Cortex-M0+)
     Arduino UNO R4 Boards
     ESP8266 Boards
-    ESP32 Boards
+    ESP32 Boards @ v3.0.3
     Raspberry Pi Pico/RP2040
     ````    
   * Libraries:
@@ -104,7 +104,7 @@ All platforms will require libraries to be installed. To install a library do th
     ````
   * Boards (latest version unless specified):
     ````
-    ESP32 Boards    
+    ESP32 Boards @ v3.0.3
     ````    
   * Libraries (latest version unless specified):
     ````

lib/denko_cli/targets.rb

@@ -24,8 +24,9 @@ class DenkoCLI::Generator
     ra4m1: STANDARD_PACKAGES - [:ir_out, :led_array],
 
     # ESP8266 + ESP32 use a different IR library.
+    # Temporarily disabled on ESP32 until library catches up with 3.0+ ESP32 Arduino core.
     esp8266: STANDARD_PACKAGES - [:ir_out] + [:ir_out_esp],
-    esp32:   STANDARD_PACKAGES - [:ir_out] + [:ir_out_esp],
+    esp32:   STANDARD_PACKAGES - [:ir_out],
 
     # RP2040 can't use WS2812 yet.
     rp2040: STANDARD_PACKAGES - [:led_array],

src/lib/Denko.cpp

@@ -319,7 +319,11 @@ void Denko::setRegisterDivider() {
 // Set the analog write resolution.
 void Denko::setAnalogWriteResolution() {
   #ifdef WRITE_RESOLUTION_SETTER
-    analogWriteResolution(val);
+    #ifdef ESP32
+      esp32AnalogWRes = val;
+    #else
+      analogWriteResolution(val);
+    #endif
   #endif
 }
 
@@ -335,7 +339,7 @@ void Denko::setAnalogReadResolution() {
 // Use a different blocking microsecond delay on different platforms.
 void Denko::microDelay(uint32_t microseconds){
   #if defined(ESP32)
-    ets_delay_us(microseconds);
+    esp_rom_delay_us(microseconds);
   #else
     delayMicroseconds(microseconds);
   #endif

src/lib/Denko.h

@@ -66,6 +66,7 @@ class Denko {
     byte assignLEDC(byte channel, byte pin);
     void releaseLEDC(byte p);
     void clearLedcChannels();
+    uint8_t esp32AnalogWRes = 8;
     #endif
 
     //

src/lib/DenkoCoreIO.cpp

@@ -89,7 +89,7 @@ void Denko::dWrite(byte p, byte v, boolean echo) {
     #if defined(SOC_DAC_SUPPORTED)
       dacDisable(p);
     #endif
-    ledcDetachPin(p);
+    ledcDetach(p);
   #endif
 
   if (v == 0) {
@@ -117,9 +117,9 @@ void Denko::pwmWrite(byte p, int v, boolean echo) {
     byte channel = ledcChannel(p);
 
     // Reattach the pin in case dWrite detached it.
-    ledcAttachPin(p, channel);
+    ledcAttachChannel(p, 1000, esp32AnalogWRes, channel);
 
-    ledcWrite(channel, v);
+    ledcWrite(p, v);
   #else
     analogWrite(p,v);
   #endif
@@ -158,8 +158,7 @@ byte Denko::assignLEDC(byte channel, byte p){
   // First 8 channels: up to 40Mhz @ 16-bits
   // Last 8 channels: up to 500kHz @ 13-bits
   // Just use similar settings to ATmega for now.
-  ledcSetup(channel, 1000, 8);
-  ledcAttachPin(p, channel);
+  ledcAttachChannel(p, 1000, esp32AnalogWRes, channel);
 
   // Save the pin and mark it as in use.
   ledcPins[channel][0] = 1;
@@ -170,7 +169,7 @@ byte Denko::assignLEDC(byte channel, byte p){
 // Release a LEDC channel when done with it.
 void Denko::releaseLEDC(byte p){
   // Detach the pin from the channel.
-  ledcDetachPin(p);
+  ledcDetach(p);
 
   // Mark any channel associated with the pin as unused.
   for (int i = LEDC_CHANNEL_COUNT -1; i > 0; i--){
@@ -182,7 +181,7 @@ void Denko::releaseLEDC(byte p){
 void Denko::clearLedcChannels(){
   for (int i = LEDC_CHANNEL_COUNT -1; i > 0; i--){
     // Stop the channel if it was still enabled.
-    if (ledcPins[i][0] != 0) ledcDetachPin(ledcPins[i][1]);
+    if (ledcPins[i][0] != 0) ledcDetach(ledcPins[i][1]);
 
     // Mark the channel as unused.
     ledcPins[i][0] = 0;