User's Manual

Technical Description and User’s Manual of the RRNM-IDG
PDSCA1 - S. van den Boom Page 3 of 6 09.12.16
Huf Hülsbeck & Fürst
1 General operation of the HUF7059
The RF remote control consists of an RF transceiver. The HUF7059 is used to transmit the information
for locking or unlocking the vehicle by a bi-directional RF transmission for normal remote operation by
pressing a button and via a LF Wake-up.
In general, the following functions are provided:
- Lock the vehicle
- Unlock the vehicle
- Unlock the vehicle’s trunk
- Activate special function
- Engine start of the car (via passive function)
For emergency start – when the battery power is too low – the HUF7059 has a bi-directional LF-
Transponder interface.
2 Operating frequencies of RF transmission
Channel 1
Channel 2
433.20 MHz 434.64 MHz
3 Block diagram
General overview: