wip
Setup:
Arduino IDE Setup: https://www.youtube.com/watch?v=wNtGHCrO7E4
Arduino Board manager: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json board pin reference: https://randomnerdtutorials.com/esp32-pinout-reference-gpios/
Board: NODE32S left pin: source middle pin: gate right pin: drain
Required Parts:
NodeMCU ESP32
Optional parts: CO2 - Temperature&Humidity - DHT11 e-paper 1.54 inch
sudo python /home/johnz/.local/lib/python3.8/site-packages/esptool.py write_flash_status --non-volatile 0
sudo python /home/johnz/.local/lib/python3.8/site-packages/esptool.py --chip auto --port /dev/ttyUSB0 --baud 115200 --before default_reset --no-stub --after hard_reset write_flash -u --flash_mode dio --flash_freq 40m --flash_size 4MB 0x0 factory/factory_WROOM-32.bin
VCC = + Ground = -
Collector: Connect to LED + Base: Connect to arduino pin (to switch on or off) Emitter: Connect to Ground -
how to use transistors: https://microcontrollerslab.com/how-to-use-transistor-as-a-switch/
C:\Users\anon3\AppData\Local\Arduino15\packages\esp32\hardware\esp32\2.0.2\tools
python C:\Users\anon3\AppData\Local\Arduino15\packages\esp32\hardware\esp32\2.0.2\tools\esptool.py write_flash_status --non-volatile 0 esptool.py v3.2
PINS:
Input only pins GPIOs 34 to 39 are GPIs – input only pins. These pins don’t have internal pull-up or pull-down resistors. They can’t be used as outputs, so use these pins only as inputs:
GPIO 34 GPIO 35 GPIO 36 GPIO 39