Noduino OpenPlug

1 Overview

• AC 85V - 250V Smart Plug
• ESP8285 inside
• 250V 10A relay
• Shell size 53mm x 53mm x 27mm

4 Hacking

4.1 Prepare firmware

Get noduino-sdk：

$ git clone --recursive git://github.com/icamgo/noduino-sdk.git noduino-sdk

Generate toolchain (you need Python 2.7)：

$ cd noduino-sdk/toolchain
$ ./gen.py

Compile Open Plug firmware：

$ cd ../sketch/open-plug
$ make

4.2 Upload

4.2.1 Serial

• USB2UART_GND ------> SmartNode_GPIO0
• USB2UAR_GND -----> SmartNode_GND
• USB2UAR_RXD -----> SmartNode_TX
• USB2UAR_TXD -----> SmartNode_RX

Connect USB2UAR_VCC3.3 -----> SmartNode_VCC at last

ESP8285 will be enter upload mode, we can upload the compiled firmware through serial using following commands:

$ cd /path/to/noduino-sdk/sketch/open-plug
$ make produce ESPPORT=/dev/ttyUSB1

5 Hardware