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v1.7.0 to add ESP32_S2
#### Releases v1.7.0 1. Add support to `ESP32_S2` boards using `LwIP W5500 Ethernet`
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‎CONTRIBUTING.md‎

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Please ensure to specify the following:
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* Arduino IDE version (e.g. 1.8.19) or Platform.io version
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* Board type (e.g. ESP32S3_DEV, ESP32S2_DEV, ESP32C3_DEV)
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* Board Core Version (e.g. ESP32 core v2.0.5)
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* Contextual information (e.g. what you were trying to achieve)
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* Simplest possible steps to reproduce
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Please be educated, civilized and constructive. Disrespective posts against [GitHub Code of Conduct](https://docs.github.com/en/site-policy/github-terms/github-event-code-of-conduct) will be ignored and deleted.
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### Example
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```
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Arduino IDE version: 1.8.19
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ESP32_DEV board
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ESP32S3_DEV board
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ESP32 core v2.0.5
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OS: Ubuntu 20.04 LTS
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Linux xy-Inspiron-3593 5.15.0-56-generic #62~20.04.1-Ubuntu SMP Tue Nov 22 21:24:20 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

‎README.md‎

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* [Methods for controlling websocket connections](#methods-for-controlling-websocket-connections)
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* [Adding Default Headers](#adding-default-headers)
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* [Path variable](#path-variable)
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* [How to connect W5500 to ESP32_S3](#How-to-connect-W5500-to-ESP32_S3)
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* [How to connect W5500 to ESP32_S2/S3](#How-to-connect-W5500-to-ESP32_S2S3)
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* [Examples](#examples)
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* [ 1. Async_AdvancedWebServer](examples/Async_AdvancedWebServer)
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* [ 2. Async_AdvancedWebServer_MemoryIssues_SendArduinoString](examples/Async_AdvancedWebServer_MemoryIssues_SendArduinoString)
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* [4. AsyncWebServer_SendChunked on ESP32S3_DEV with ESP32_S3_W5500](#4-AsyncWebServer_SendChunked-on-ESP32S3_DEV-with-ESP32_S3_W5500)
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* [5. Async_WebSocketsServer on ESP32S3_DEV with ESP32_S3_W5500](#5-Async_WebSocketsServer-on-ESP32S3_DEV-with-ESP32_S3_W5500)
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* [6. Async_HTTPBasicAuth on ESP32S3_DEV with ESP32_S3_W5500](#6-Async_HTTPBasicAuth-on-ESP32S3_DEV-with-ESP32_S3_W5500)
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* [7. Async_AdvancedWebServer_SendChunked on ESP32S2_DEV with ESP32_S2_W5500](#7-Async_AdvancedWebServer_SendChunked-on-ESP32S2_DEV-with-ESP32_S2_W5500)
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* [Debug](#debug)
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* [Troubleshooting](#troubleshooting)
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* [Issues](#issues)
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1. **ESP32_S3 boards** using `LwIP W5500 Ethernet`
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2. **ESP32_S2 boards** using `LwIP W5500 Ethernet`
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Hopefully the `ESP32_S2` and `ESP32_C3-based` boards will be supported in the near future to use `LwIP W5500 or ENC28J60 Ethernet`
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Hopefully the `ESP32_C3-based` boards will be supported in the near future to use `LwIP W5500 or ENC28J60 Ethernet`
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---
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#### ESP32S2_DEV
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<p align="center">
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/ESP32S2_DEV.png">
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</p>
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#### ESP32S3_DEV
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/ESP32S3_DEV.png">
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</p>
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---
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#### W5500
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### How to connect W5500 to ESP32_S3
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### How to connect W5500 to ESP32_S2/S3
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You can change the `INT` pin to another one. Default is `GPIO4`
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#### ESP32S3_DEV
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<p align="center">
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/ESP32S3_DEV.png">
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</p>
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#### W5500
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<p align="center">
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/W5500_small.png">
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</p>
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---
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#### ESP32S3_DEV
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<p align="center">
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/ESP32S3_DEV.png">
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</p>
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|W5500|<--->|ESP32_S3|
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|3.3V|<--->|3.3V|
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---
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#### ESP32S2_DEV
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<p align="center">
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/ESP32S2_DEV.png">
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</p>
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|ENC28J60|<--->|ESP32_S2|
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|:-:|:-:|:-:|
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|MOSI|<--->|GPIO35|
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|MISO|<--->|GPIO37|
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|SCK|<--->|GPIO36|
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|SS|<--->|GPIO34|
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|INT|<--->|GPIO4|
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|RST|<--->|RST|
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|GND|<--->|GND|
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|3.3V|<--->|3.3V|
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```cpp
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Start AsyncMultiWebServer_ESP32_W5500 on ESP32S3_DEV with ESP32_S3_W5500
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AsyncWebServer_ESP32_SC_W5500 v1.6.3 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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[AWS] Default SPI pinout:
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[AWS] SPI_HOST: 2
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[AWS] MOSI: 11
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```cpp
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AsyncWebServer_ESP32_SC_W5500 v1.6.3 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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[AWS] Default SPI pinout:
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```cpp
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AsyncWebServer_ESP32_SC_W5500 v1.6.3 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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```cpp
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AsyncWebServer_ESP32_SC_W5500 v1.6.3 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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```cpp
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AsyncWebServer_ESP32_SC_W5500 v1.6.3 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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#### 7. Async_AdvancedWebServer_SendChunked on ESP32S2_DEV with ESP32_S2_W5500
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Following is debug terminal output when running example [Async_AdvancedWebServer_SendChunked](examples/Async_AdvancedWebServer_SendChunked) on `ESP32S2_DEV with LwIP W5500`, using ESP32 core `v2.0.0+`, to demo how to use `beginChunkedResponse()` to send large `html` in chunks. The `built-in MAC address` is now used instead of user-defined one.
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```cpp
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Start Async_AdvancedWebServer_SendChunked on ESP32S2_DEV with ESP32_S2_W5500
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AsyncWebServer_ESP32_SC_W5500 v1.7.0 for core v2.0.0+
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[AWS] Default SPI pinout:
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[AWS] SPI_HOST: 2
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[AWS] MOSI: 35
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[AWS] MISO: 37
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[AWS] SCK: 36
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[AWS] CS: 34
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[AWS] INT: 4
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[AWS] SPI Clock (MHz): 25
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[AWS] =========================
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ETH Started
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ETH Connected
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ETH MAC: 7E:DF:A1:08:32:C9, IPv4: 192.168.2.133
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FULL_DUPLEX, 100Mbps
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AsyncWebServer is @ IP : 192.168.2.133
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.[AWS] Total length to send in chunks = 31259
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[AWS] Bytes sent in chunk = 5620
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 2791
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[AWS] Bytes sent in chunk = 0
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[AWS] Total length to send in chunks = 31279
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[AWS] Bytes sent in chunk = 5620
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 1428
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[AWS] Bytes sent in chunk = 2811
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[AWS] Bytes sent in chunk = 0
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```
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You can access the Async Advanced WebServers @ the server IP
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<img src="https://github.com/khoih-prog/AsyncWebServer_ESP32_SC_W5500/raw/main/pics/AsyncWebServer_SendChunked_ESP32_S2.png">
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</p>
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8. Add examples [Async_AdvancedWebServer_SendChunked](https://github.com/khoih-prog/AsyncWebServer_RP2040W/tree/main/examples/Async_AdvancedWebServer_SendChunked) and [AsyncWebServer_SendChunked](https://github.com/khoih-prog/AsyncWebServer_RP2040W/tree/main/examples/AsyncWebServer_SendChunked) to demo how to use `beginChunkedResponse()` to send large `html` in chunks
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9. Use `allman astyle` and add `utils`
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10. Add `Async_WebSocketsServer`, `Async_HttpBasicAuth` and `MQTT` examples
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11. Add support to **ESP32S2-based boards** using `LwIP W5500 Ethernet`
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‎changelog.md‎

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## Table of contents
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* [Changelog](#changelog)
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* [Releases v1.7.0](#releases-v170)
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* [Releases v1.6.3](#releases-v163)
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## Changelog
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#### Releases v1.7.0
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1. Add support to `ESP32_S2` boards using `LwIP W5500 Ethernet`
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#### Releases v1.6.3
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1. Initial coding to port [ESPAsyncWebServer](https://github.com/me-no-dev/ESPAsyncWebServer) to ESP32_S3 boards using `LwIP W5500 Ethernet`.

‎library.json‎

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{
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"name":"AsyncWebServer_ESP32_SC_W5500",
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"version": "1.6.3",
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"version": "1.7.0",
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"description":"Asynchronous HTTP and WebSocket Server Library for (ESP32_S2/S3/C3 + LwIP W5500). Now supporting using CString to save heap to send very large data and with examples to demo how to use beginChunkedResponse() to send large html in chunks",
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"keywords":"http, async, async-webserver, async-websocket, websocket, webserver, esp32, esp32-s2, esp32-s3, esp32-c3, w5500, lwip, lwip-w5500, lwip-ethernet",
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"authors":

‎library.properties‎

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name=AsyncWebServer_ESP32_SC_W5500
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version=1.6.3
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version=1.7.0
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author=Hristo Gochkov,Khoi Hoang
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maintainer=Khoi Hoang <khoih.prog@gmail.com>
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license=GPLv3

‎pics/AsyncWebServer_SendChunked_ESP32_S2.png‎

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‎pics/ESP32S2_DEV.png‎

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‎src/AsyncEventSource.cpp‎

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You should have received a copy of the GNU Lesser General Public License along with this library;
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if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Version: 1.6.3
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Version: 1.7.0
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Version Modified By Date Comments
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------- ----------- ---------- -----------
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1.6.3 K Hoang 15/12/2022 Initial porting for W5500 + ESP32_S3. Sync with AsyncWebServer_ESP32_W5500 v1.6.3
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1.7.0 K Hoang 19/12/2022 Add support to ESP32_S2_W5500 (ESP32_S2 + LwIP W5500)
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*****************************************************************************************************************************/
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#include "Arduino.h"

‎src/AsyncEventSource.h‎

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You should have received a copy of the GNU Lesser General Public License along with this library;
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if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Version: 1.6.3
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Version: 1.7.0
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Version Modified By Date Comments
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------- ----------- ---------- -----------
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1.6.3 K Hoang 15/12/2022 Initial porting for W5500 + ESP32_S3. Sync with AsyncWebServer_ESP32_W5500 v1.6.3
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1.7.0 K Hoang 19/12/2022 Add support to ESP32_S2_W5500 (ESP32_S2 + LwIP W5500)
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*****************************************************************************************************************************/
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#ifndef ASYNCEVENTSOURCE_H_

‎src/AsyncJson.h‎

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You should have received a copy of the GNU Lesser General Public License along with this library;
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if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Version: 1.6.3
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Version: 1.7.0
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Version Modified By Date Comments
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------- ----------- ---------- -----------
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1.6.3 K Hoang 15/12/2022 Initial porting for W5500 + ESP32_S3. Sync with AsyncWebServer_ESP32_W5500 v1.6.3
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1.7.0 K Hoang 19/12/2022 Add support to ESP32_S2_W5500 (ESP32_S2 + LwIP W5500)
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*****************************************************************************************************************************/
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/*
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Async Response to use with ArduinoJson and AsyncWebServer

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