ซื้อบอร์ด ESP32 มา 
https://image.nostr.build/6ef6d14b0d9919372011090d99372a76a623d98552f9825700692f4735ac3c53.jpg#m=image%2Fjpeg&dim=1807x1062&blurhash=iIC%24ASi%5EEkkD58X9M%7Bs%3AIpE3%251xCa%7Da%23Rjt7R%25W%3D59s%2BxZRks.oyniX8s.%7D%3BR*JBNGS5t7M%7Ct7ad58NfnhxZ%24%25nit7aKog&x=cc6a83edf766d216ef6df715cb6acca7d437113dcf5c7cd201506559cf4f5839