Micropython 01 start

1. Board: ESP8266

• [uPython esp8266/quickref http://docs.micropython.org/en/latest/esp8266/quickref.html]

1. 1. Flash uPython

• uPython firmware: http://micropython.org/download#esp8266 download latest stable
• install esptool.py to flash the board pip install esptool

Flash squence:

• connect board to usb
• erase the flash esptool.py --port /dev/ttyUSB0 erase_flash
• write firmware <code?esptool.py --port /dev/ttyUSB0 --baud 460800 write_flash --flash_size=detect 0

1. 1. REPL over serial port

• stty < /dev/ttyUSB0

speed 115200 baud; line = 0;
min = 100; time = 2;
-icrnl -imaxbel
-opost -onlcr
-isig -icanon -echo

• connect to REPL screen /dev/ttyUSB0 115200
• Ctl-A will exit screen