Linkit 7688 Duo Connections

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

Linkit connections

The table below shows the connections between the USB  TTL Serial device and the board

USB TTL PinLinkit Pin
RXUART_TXD2
TXUART_RXD2
GNDGND

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