Go-Light

Lua code to convert a toy traffic light into a extreme feedback device

Setup for ubuntu

1. Install python

2. Install virtualenvwrapper

    apt install virtualenvwrapper
    . /usr/local/bin/virtualenvwrapper_lazy.sh # add to .bashrc as well

3. Create a virtualenv

    mkvirtualenv nodemcu

4. Install esptool

    workon nodemcu
    pip install esptool
    pip install nodemcu-uploader

Firmware for nodemcu

1. Change to this repo

2. Make sure the microcontroller is connected to ttyUSB0 (needs: timer, gpio and string module)

    esptool.py  --port /dev/ttyUSB0 erase_flash
    esptool.py  --port /dev/ttyUSB0 write_flash --flash_mode dio 0x00000 nodemcu-master-*-integer.bin

3. Check if flashing worked (press the reset button while doing this and wait about 10 sec for the repl to appear)

    cu --nostop -s 115200 -l /dev/ttyUSB0

4. Customize config.lua

5. Upload the source the lua source to the nodemcu

    ./upload.sh