UART to RS232 Converter
From Wiki for Dragino Project
The ARU module is a UART to RS232 Converter designed to provide access to bootloarder of Dragino. In below case you will need the ARU module:
- Develop a customized firmware on Dragino.
- Mess up with the network configure and there is no network connection to Dragino.
Howto--connect to ms12
Below is the connection to MS12 and the putty setting.
Eagle sources for ARU can be found at: