KDC User Manual SYNCHRONIZATION
149
5.4 KDC470/475 Communication Protocols
KDC470/475 supports various communication protocols include
• Serial (Apple iOS devices)
• OTG (Android USB port)
• Bluetooth (Classic or BLE)
KDC470/475 with custom iOS device case operates in Serial mode only. KDC470 with
custom Android case opiates in both Bluetooth and OTG mode. Before using OTG mode on
the Android custom case, it is strongly recommended to pair KDC470/475 with Android
smartphone case in the Bluetooth mode. KDC470 doesn’t perform paring when it is in the
OTG mode.
How to start OTG mode
KDC470/475 starts to communicate with Android phone via USB when
1. Android phone case is configured for OTG mode, or
2. By scanning below barcode.
• Once OTG is configured, it will be stored in the KDC NVRAM and KDC470/475
will run as an OTG mode whenever it restarts.
• By scanning below barcode, user can change KDC470/475 operating mode to
Bluetooth anytime.
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