After the board specifications summary
Linkit 7688 and 7688 Duo Development Boards
this article describes how to connect to the board the following components that will be used later:
- Micro USB OTG to the Host port
- USB TTL Serial Device
- 5 V power supply to the port USB Power
The following diagram shows the connections to the board
The table below shows the connections between the USB TTL Serial device and the board
USB TTL Pin | Linkit Pin |
RX | UART_TXD2 |
TX | UART_RXD2 |
GND | GND |
In the netxt article we will show how to build the firmware for the Linkit 7688 and Linkit 7688 Duo
OpenWrt building for Linkit 7688 and 7688 Duo