The USB-RS232 Terminal is a serial communication tool that only supports devices that comply with the Android USB host API, when the Android device is in USB host mode, acts as a USB host, feeds the bus and lists USB devices connected The USB host mode is compatible with Android 3.1 and higher.

By default all Android devices come with USB host mode disabled, to activate them follow the following steps: Menu> Settings> About the device (About phone or tablet)> Compilation number (Click on the number 4-8 times until a message tells you that it has already become a developer)> Return to Settings> Unlock Options Developer> Enable the USB Debugging option.

Compatible Android devices:
Google Nexus 7
Motorola Xoom
Motorola Moto G
Samsung Galaxy Tab 10.1 GT-P7510
Samsung Galaxy S4 GT-I9505
Samsung Galaxy J1 ACE
Samsung Galaxy ACE 4NEO
Sony Xperia Active
Sony Xperia Z
Lenovo K900 (H-3-01)
Acer A510
ASUS Zenfone

Compatible USB-Serial Devices:
FT232R
FT231X
FT232H
FT2232D
FT2432H
PL2303 Prolific
CP210x UART Bridge
CDC / ACM serial services