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--- arduino:esp32-api3-en [2025/05/21 07:50] – rjversluis
+++ arduino:esp32-api3-en [2025/05/21 09:43] (current) – rjversluis
@@ Line 7: / Line 7: @@
   * **[[:arduino:esp32-api3-en|ESP32 API 3.x]]**
+ \\
+|  Due to OTA/mDNS compile errors WIO ESP32 cannot use API 3.x  |
  \\
@@ Line 13: / Line 14: @@
 Moving from API 2.0.17 to 3.x.\\
 Espressive massively broke the compatibility from 2.x to 3.x which is the main reason to stick with 2.0.17\\
+Changes are saved in a separate branch: https://gitlab.com/rocrail/wio/-/tree/ESP32_API3?ref_type=heads \\
  \\
@@ Line 27: / Line 30: @@
 #include "rom/gpio.h"
 </code>
+ \\
+=====Show stopper OTA/mDNS=====
+The API 3.x is not consistent and cannot compile itself:
+<code>
+In file included from ~/Library/Arduino15/packages/esp32/hardware/esp32/3.2.0/libraries/ArduinoOTA/src/ArduinoOTA.cpp:21:
+~/Library/Arduino15/packages/esp32/hardware/esp32/3.2.0/libraries/ESPmDNS/src/ESPmDNS.h:125:3: error: 'mdns_result_t' does not name a type
+|   mdns_result_t *results;
+      |   ^~~~~~~~~~~~~
+~/Library/Arduino15/packages/esp32/hardware/esp32/3.2.0/libraries/ESPmDNS/src/ESPmDNS.h:126:3: error: 'mdns_result_t' does not name a type
+|   mdns_result_t *_getResult(int idx);
+      |   ^~~~~~~~~~~~~
+~/Library/Arduino15/packages/esp32/hardware/esp32/3.2.0/libraries/ESPmDNS/src/ESPmDNS.h:127:3: error: 'mdns_txt_item_t' does not name a type
+|   mdns_txt_item_t *_getResultTxt(int idx, int txtIdx);
+      |   ^~~~~~~~~~~~~~~
+exit status 1
+</code>
+This blocks the WIO ESP32 migration from 2.x to 3.x.\\