====== M5CAMERA ======

https://github.com/m5stack/m5stack-cam-psram

https://seesaawiki.jp/technotes/d/%B5%BB%BD%F1%C7%EE


===== mqttで送信 =====
[[mqtt]]
https://robotzero.one/esp-who-recognition-with-names/

ESP32によるMQTT通信
http://marchan.e5.valueserver.jp/cabin/comp/jbox/arc213/doc21304.html