Alphonsus Chong's Personal Wiki

• beware 3.3 vs 5v input pins – wemos 3.3v in
• powering the esp32: https://techexplorations.com/guides/esp32/begin/power/
• esp32 webserver: https://randomnerdtutorials.com/esp32-web-server-arduino-ide/

R1 vs R2 https://tasmota.github.io/docs/devices/Wemos-D1-R1-%26-R2/

inverted high and low pins for LED

can't get dht11 to work on esp8266 D1 R1

• generic board and nano does not have right pins for LED
• NodeMCU-32S does have the right pins

Have problem uploading sketch onto W32 see: https://github.com/espressif/esptool/issues/226

• problem uploading sketch
• tried pressing boot or en button during the connection but did not work
• cannot upload sketch with DHT-11 connected but able to do without it connected
• finally got the DHT working and output to serial monitor

• Inventory