Added support for ESP32 S2. (#2067)

Updated Wemos Shield parameters.

platformio.ini

@@ -208,6 +208,18 @@ lib_deps =
   https://github.com/Makuna/NeoPixelBus.git # until next upstream release
   AsyncTCP @ 1.0.3
 
+[esp32s2]
+build_flags = -g
+  -DARDUINO_ARCH_ESP32
+  -DCONFIG_LITTLEFS_FOR_IDF_3_2
+  -DARDUINO_ARCH_ESP32S2
+  -DCONFIG_IDF_TARGET_ESP32S2
+
+lib_deps =
+  ${env.lib_deps}
+  https://github.com/Makuna/NeoPixelBus.git # until next upstream release
+  AsyncTCP @ 1.0.3
+
 # ------------------------------------------------------------------------------
 # WLED BUILDS
 # ------------------------------------------------------------------------------
@@ -283,6 +295,19 @@ build_unflags = ${common.build_unflags}
 build_flags = ${common.build_flags_esp32} -D WLED_RELEASE_NAME=ESP32_Ethernet -D RLYPIN=-1 -D WLED_USE_ETHERNET -D BTNPIN=-1
 lib_deps = ${esp32.lib_deps}
 
+[env:esp32s2_saola]
+board = esp32dev
+board_build.mcu = esp32s2
+platform = espressif32
+platform_packages =
+    toolchain-xtensa32s2
+    framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#2.0.0-alpha1
+framework = arduino
+board_build.partitions = tools/WLED_ESP32_4MB_1MB_FS.csv
+upload_speed = 460800
+build_unflags = ${common.build_unflags}
+lib_deps = ${esp32s2.lib_deps}
+
 [env:esp8285_4CH_MagicHome]
 board = esp8285
 platform = ${common.platform_wled_default}
@@ -367,15 +392,14 @@ build_flags = ${common.build_flags_esp32}
   -D LEDPIN=16
   -D RLYPIN=19
   -D BTNPIN=17
+  -D IRPIN=18
   -D UWLED_USE_MY_CONFIG
-;  -D USERMOD_DALLASTEMPERATURE
+  -D USERMOD_DALLASTEMPERATURE
-;  -D USERMOD_DALLASTEMPERATURE_CELCIUS
+  -D USERMOD_FOUR_LINE_DISPLAY
-;  -D USERMOD_FOUR_LINE_DISPLAY
+  -D TEMPERATURE_PIN=23
-;  -D TEMPERATURE_PIN=21
 lib_deps = ${esp32.lib_deps}
-;  OneWire@~2.3.5
+  OneWire@~2.3.5
-;  milesburton/DallasTemperature@^3.9.0
+  U8g2@~2.28.11
-;  U8g2@~2.27.2
 
 [env:m5atom]
 board = esp32dev
@@ -459,4 +483,3 @@ build_flags = ${common.build_flags_esp32} -D WLED_DISABLE_BROWNOUT_DET -D WLED_D
   -D USER_SETUP_LOADED
 monitor_filters = esp32_exception_decoder
 lib_deps = ${esp32.lib_deps} TFT_eSPI
-  

wled00/bus_wrapper.h

@@ -99,33 +99,44 @@
 //RGB
 #define B_32_RN_NEO_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32RmtNWs2812xMethod>
 #define B_32_I0_NEO_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32I2s0800KbpsMethod>
+#ifndef CONFIG_IDF_TARGET_ESP32S2
 #define B_32_I1_NEO_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32I2s1800KbpsMethod>
+#endif
 //RGBW
 #define B_32_RN_NEO_4 NeoPixelBrightnessBus<NeoGrbwFeature, NeoEsp32RmtNWs2812xMethod>
 #define B_32_I0_NEO_4 NeoPixelBrightnessBus<NeoGrbwFeature, NeoEsp32I2s0800KbpsMethod>
+#ifndef CONFIG_IDF_TARGET_ESP32S2
 #define B_32_I1_NEO_4 NeoPixelBrightnessBus<NeoGrbwFeature, NeoEsp32I2s1800KbpsMethod>
+#endif
 //400Kbps
 #define B_32_RN_400_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32RmtN400KbpsMethod>
 #define B_32_I0_400_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32I2s0400KbpsMethod>
+#ifndef CONFIG_IDF_TARGET_ESP32S2
 #define B_32_I1_400_3 NeoPixelBrightnessBus<NeoGrbFeature, NeoEsp32I2s1400KbpsMethod>
+#endif
 //TM1814 (RGBW)
 #define B_32_RN_TM1_4 NeoPixelBrightnessBus<NeoWrgbTm1814Feature, NeoEsp32RmtNTm1814Method>
 #define B_32_I0_TM1_4 NeoPixelBrightnessBus<NeoWrgbTm1814Feature, NeoEsp32I2s0Tm1814Method>
+#ifndef CONFIG_IDF_TARGET_ESP32S2
 #define B_32_I1_TM1_4 NeoPixelBrightnessBus<NeoWrgbTm1814Feature, NeoEsp32I2s1Tm1814Method>
+#endif
 //Bit Bang theoratically possible, but very undesirable and not needed (no pin restrictions on RMT and I2S)
 
 #endif
 
 //APA102
 #define B_HS_DOT_3 NeoPixelBrightnessBus<DotStarBgrFeature, DotStarSpiMethod> //hardware SPI
-#define B_SS_DOT_3 NeoPixelBrightnessBus<DotStarBgrFeature, DotStarMethod> //soft SPI
+#define B_SS_DOT_3 NeoPixelBrightnessBus<DotStarBgrFeature, DotStarMethod>    //soft SPI
 
 //LPD8806
 #define B_HS_LPD_3 NeoPixelBrightnessBus<Lpd8806GrbFeature, Lpd8806SpiMethod>
 #define B_SS_LPD_3 NeoPixelBrightnessBus<Lpd8806GrbFeature, Lpd8806Method>
 
 //WS2801
-#define B_HS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801SpiMethod>
+//#define B_HS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801Spi40MhzMethod>
+//#define B_HS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801Spi20MhzMethod>
+//#define B_HS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801SpiMethod>     // 10MHz
+#define B_HS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801Spi2MhzMethod> //slower, more compatible
 #define B_SS_WS1_3 NeoPixelBrightnessBus<NeoRbgFeature, NeoWs2801Method>
 
 //P9813
@@ -171,16 +182,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: (static_cast<B_32_RN_NEO_3*>(busPtr))->Begin(); break;
       case I_32_I0_NEO_3: (static_cast<B_32_I0_NEO_3*>(busPtr))->Begin(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: (static_cast<B_32_I1_NEO_3*>(busPtr))->Begin(); break;
+      #endif
       case I_32_RN_NEO_4: (static_cast<B_32_RN_NEO_4*>(busPtr))->Begin(); break;
       case I_32_I0_NEO_4: (static_cast<B_32_I0_NEO_4*>(busPtr))->Begin(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: (static_cast<B_32_I1_NEO_4*>(busPtr))->Begin(); break;
+      #endif
       case I_32_RN_400_3: (static_cast<B_32_RN_400_3*>(busPtr))->Begin(); break;
       case I_32_I0_400_3: (static_cast<B_32_I0_400_3*>(busPtr))->Begin(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: (static_cast<B_32_I1_400_3*>(busPtr))->Begin(); break;
+      #endif
       case I_32_RN_TM1_4: beginTM1814<B_32_RN_TM1_4*>(busPtr); break;
       case I_32_I0_TM1_4: beginTM1814<B_32_I0_TM1_4*>(busPtr); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: beginTM1814<B_32_I1_TM1_4*>(busPtr); break;
+      #endif
       // ESP32 can (and should, to avoid inadvertantly driving the chip select signal) specify the pins used for SPI, but only in begin()
       case I_HS_DOT_3: (static_cast<B_HS_DOT_3*>(busPtr))->Begin(pins[1], -1, pins[0], -1); break;
       case I_HS_LPD_3: (static_cast<B_HS_LPD_3*>(busPtr))->Begin(pins[1], -1, pins[0], -1); break;
@@ -218,16 +237,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: busPtr = new B_32_RN_NEO_3(len, pins[0], (NeoBusChannel)channel); break;
       case I_32_I0_NEO_3: busPtr = new B_32_I0_NEO_3(len, pins[0]); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: busPtr = new B_32_I1_NEO_3(len, pins[0]); break;
+      #endif
       case I_32_RN_NEO_4: busPtr = new B_32_RN_NEO_4(len, pins[0], (NeoBusChannel)channel); break;
       case I_32_I0_NEO_4: busPtr = new B_32_I0_NEO_4(len, pins[0]); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: busPtr = new B_32_I1_NEO_4(len, pins[0]); break;
+      #endif
       case I_32_RN_400_3: busPtr = new B_32_RN_400_3(len, pins[0], (NeoBusChannel)channel); break;
       case I_32_I0_400_3: busPtr = new B_32_I0_400_3(len, pins[0]); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: busPtr = new B_32_I1_400_3(len, pins[0]); break;
+      #endif
       case I_32_RN_TM1_4: busPtr = new B_32_RN_TM1_4(len, pins[0], (NeoBusChannel)channel); break;
       case I_32_I0_TM1_4: busPtr = new B_32_I0_TM1_4(len, pins[0]); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: busPtr = new B_32_I1_TM1_4(len, pins[0]); break;
+      #endif
     #endif
       // for 2-wire: pins[1] is clk, pins[0] is dat.  begin expects (len, clk, dat)
       case I_HS_DOT_3: busPtr = new B_HS_DOT_3(len, pins[1], pins[0]); break;
@@ -266,16 +293,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: (static_cast<B_32_RN_NEO_3*>(busPtr))->Show(); break;
       case I_32_I0_NEO_3: (static_cast<B_32_I0_NEO_3*>(busPtr))->Show(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: (static_cast<B_32_I1_NEO_3*>(busPtr))->Show(); break;
+      #endif
       case I_32_RN_NEO_4: (static_cast<B_32_RN_NEO_4*>(busPtr))->Show(); break;
       case I_32_I0_NEO_4: (static_cast<B_32_I0_NEO_4*>(busPtr))->Show(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: (static_cast<B_32_I1_NEO_4*>(busPtr))->Show(); break;
+      #endif
       case I_32_RN_400_3: (static_cast<B_32_RN_400_3*>(busPtr))->Show(); break;
       case I_32_I0_400_3: (static_cast<B_32_I0_400_3*>(busPtr))->Show(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: (static_cast<B_32_I1_400_3*>(busPtr))->Show(); break;
+      #endif
       case I_32_RN_TM1_4: (static_cast<B_32_RN_TM1_4*>(busPtr))->Show(); break;
       case I_32_I0_TM1_4: (static_cast<B_32_I0_TM1_4*>(busPtr))->Show(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: (static_cast<B_32_I1_TM1_4*>(busPtr))->Show(); break;
+      #endif
     #endif
       case I_HS_DOT_3: (static_cast<B_HS_DOT_3*>(busPtr))->Show(); break;
       case I_SS_DOT_3: (static_cast<B_SS_DOT_3*>(busPtr))->Show(); break;
@@ -311,16 +346,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: return (static_cast<B_32_RN_NEO_3*>(busPtr))->CanShow(); break;
       case I_32_I0_NEO_3: return (static_cast<B_32_I0_NEO_3*>(busPtr))->CanShow(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: return (static_cast<B_32_I1_NEO_3*>(busPtr))->CanShow(); break;
+      #endif
       case I_32_RN_NEO_4: return (static_cast<B_32_RN_NEO_4*>(busPtr))->CanShow(); break;
       case I_32_I0_NEO_4: return (static_cast<B_32_I0_NEO_4*>(busPtr))->CanShow(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: return (static_cast<B_32_I1_NEO_4*>(busPtr))->CanShow(); break;
+      #endif
       case I_32_RN_400_3: return (static_cast<B_32_RN_400_3*>(busPtr))->CanShow(); break;
       case I_32_I0_400_3: return (static_cast<B_32_I0_400_3*>(busPtr))->CanShow(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: return (static_cast<B_32_I1_400_3*>(busPtr))->CanShow(); break;
+      #endif
       case I_32_RN_TM1_4: return (static_cast<B_32_RN_TM1_4*>(busPtr))->CanShow(); break;
       case I_32_I0_TM1_4: return (static_cast<B_32_I0_TM1_4*>(busPtr))->CanShow(); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: return (static_cast<B_32_I1_TM1_4*>(busPtr))->CanShow(); break;
+      #endif
     #endif
       case I_HS_DOT_3: return (static_cast<B_HS_DOT_3*>(busPtr))->CanShow(); break;
       case I_SS_DOT_3: return (static_cast<B_SS_DOT_3*>(busPtr))->CanShow(); break;
@@ -380,16 +423,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: (static_cast<B_32_RN_NEO_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
       case I_32_I0_NEO_3: (static_cast<B_32_I0_NEO_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: (static_cast<B_32_I1_NEO_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
+      #endif
       case I_32_RN_NEO_4: (static_cast<B_32_RN_NEO_4*>(busPtr))->SetPixelColor(pix, col); break;
       case I_32_I0_NEO_4: (static_cast<B_32_I0_NEO_4*>(busPtr))->SetPixelColor(pix, col); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: (static_cast<B_32_I1_NEO_4*>(busPtr))->SetPixelColor(pix, col); break;
+      #endif
       case I_32_RN_400_3: (static_cast<B_32_RN_400_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
       case I_32_I0_400_3: (static_cast<B_32_I0_400_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: (static_cast<B_32_I1_400_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
+      #endif
       case I_32_RN_TM1_4: (static_cast<B_32_RN_TM1_4*>(busPtr))->SetPixelColor(pix, col); break;
       case I_32_I0_TM1_4: (static_cast<B_32_I0_TM1_4*>(busPtr))->SetPixelColor(pix, col); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: (static_cast<B_32_I1_TM1_4*>(busPtr))->SetPixelColor(pix, col); break;
+      #endif
     #endif
       case I_HS_DOT_3: (static_cast<B_HS_DOT_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
       case I_SS_DOT_3: (static_cast<B_SS_DOT_3*>(busPtr))->SetPixelColor(pix, RgbColor(col.R,col.G,col.B)); break;
@@ -425,16 +476,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: (static_cast<B_32_RN_NEO_3*>(busPtr))->SetBrightness(b); break;
       case I_32_I0_NEO_3: (static_cast<B_32_I0_NEO_3*>(busPtr))->SetBrightness(b); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: (static_cast<B_32_I1_NEO_3*>(busPtr))->SetBrightness(b); break;
+      #endif
       case I_32_RN_NEO_4: (static_cast<B_32_RN_NEO_4*>(busPtr))->SetBrightness(b); break;
       case I_32_I0_NEO_4: (static_cast<B_32_I0_NEO_4*>(busPtr))->SetBrightness(b); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: (static_cast<B_32_I1_NEO_4*>(busPtr))->SetBrightness(b); break;
+      #endif
       case I_32_RN_400_3: (static_cast<B_32_RN_400_3*>(busPtr))->SetBrightness(b); break;
       case I_32_I0_400_3: (static_cast<B_32_I0_400_3*>(busPtr))->SetBrightness(b); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: (static_cast<B_32_I1_400_3*>(busPtr))->SetBrightness(b); break;
+      #endif
       case I_32_RN_TM1_4: (static_cast<B_32_RN_TM1_4*>(busPtr))->SetBrightness(b); break;
       case I_32_I0_TM1_4: (static_cast<B_32_I0_TM1_4*>(busPtr))->SetBrightness(b); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: (static_cast<B_32_I1_TM1_4*>(busPtr))->SetBrightness(b); break;
+      #endif
     #endif
       case I_HS_DOT_3: (static_cast<B_HS_DOT_3*>(busPtr))->SetBrightness(b); break;
       case I_SS_DOT_3: (static_cast<B_SS_DOT_3*>(busPtr))->SetBrightness(b); break;
@@ -471,16 +530,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: col = (static_cast<B_32_RN_NEO_3*>(busPtr))->GetPixelColor(pix); break;
       case I_32_I0_NEO_3: col = (static_cast<B_32_I0_NEO_3*>(busPtr))->GetPixelColor(pix); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: col = (static_cast<B_32_I1_NEO_3*>(busPtr))->GetPixelColor(pix); break;
+      #endif
       case I_32_RN_NEO_4: col = (static_cast<B_32_RN_NEO_4*>(busPtr))->GetPixelColor(pix); break;
       case I_32_I0_NEO_4: col = (static_cast<B_32_I0_NEO_4*>(busPtr))->GetPixelColor(pix); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: col = (static_cast<B_32_I1_NEO_4*>(busPtr))->GetPixelColor(pix); break;
+      #endif
       case I_32_RN_400_3: col = (static_cast<B_32_RN_400_3*>(busPtr))->GetPixelColor(pix); break;
       case I_32_I0_400_3: col = (static_cast<B_32_I0_400_3*>(busPtr))->GetPixelColor(pix); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: col = (static_cast<B_32_I1_400_3*>(busPtr))->GetPixelColor(pix); break;
+      #endif
       case I_32_RN_TM1_4: col = (static_cast<B_32_RN_TM1_4*>(busPtr))->GetPixelColor(pix); break;
       case I_32_I0_TM1_4: col = (static_cast<B_32_I0_TM1_4*>(busPtr))->GetPixelColor(pix); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: col = (static_cast<B_32_I1_TM1_4*>(busPtr))->GetPixelColor(pix); break;
+      #endif
     #endif
       case I_HS_DOT_3: col = (static_cast<B_HS_DOT_3*>(busPtr))->GetPixelColor(pix); break;
       case I_SS_DOT_3: col = (static_cast<B_SS_DOT_3*>(busPtr))->GetPixelColor(pix); break;
@@ -534,16 +601,24 @@ class PolyBus {
     #ifdef ARDUINO_ARCH_ESP32
       case I_32_RN_NEO_3: delete (static_cast<B_32_RN_NEO_3*>(busPtr)); break;
       case I_32_I0_NEO_3: delete (static_cast<B_32_I0_NEO_3*>(busPtr)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_3: delete (static_cast<B_32_I1_NEO_3*>(busPtr)); break;
+      #endif
       case I_32_RN_NEO_4: delete (static_cast<B_32_RN_NEO_4*>(busPtr)); break;
       case I_32_I0_NEO_4: delete (static_cast<B_32_I0_NEO_4*>(busPtr)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_NEO_4: delete (static_cast<B_32_I1_NEO_4*>(busPtr)); break;
+      #endif
       case I_32_RN_400_3: delete (static_cast<B_32_RN_400_3*>(busPtr)); break;
       case I_32_I0_400_3: delete (static_cast<B_32_I0_400_3*>(busPtr)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_400_3: delete (static_cast<B_32_I1_400_3*>(busPtr)); break;
+      #endif
       case I_32_RN_TM1_4: delete (static_cast<B_32_RN_TM1_4*>(busPtr)); break;
       case I_32_I0_TM1_4: delete (static_cast<B_32_I0_TM1_4*>(busPtr)); break;
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       case I_32_I1_TM1_4: delete (static_cast<B_32_I1_TM1_4*>(busPtr)); break;
+      #endif
     #endif
       case I_HS_DOT_3: delete (static_cast<B_HS_DOT_3*>(busPtr)); break;
       case I_SS_DOT_3: delete (static_cast<B_SS_DOT_3*>(busPtr)); break;
@@ -593,7 +668,11 @@ class PolyBus {
       }
       #else //ESP32
       uint8_t offset = 0; //0 = RMT (num 0-7) 8 = I2S0 9 = I2S1
+      #ifndef CONFIG_IDF_TARGET_ESP32S2
       if (num > 9) return I_NONE;
+      #else
+      if (num > 8) return I_NONE;
+      #endif
       if (num > 7) offset = num -7;
       switch (busType) {
         case TYPE_WS2812_RGB: