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Table of Contents
Related Manuals for Omron Automotive Electronics OKA-220T
Summary of Contents for Omron Automotive Electronics OKA-220T
- Page 1 OMRON AUTOMOTIVE ELECTRONICS KOREA OKA-220T Transmitter, RF Keyless Entry System...
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Page 2: Table Of Contents
Table of contents 1. Constitution of the Radio Frequency Keyless Entry system Controller for vehicle ---- 1 2. User's manual (provisionally) --------------------------------------------------------------------- 2 3. Block diagram --------------------------------------------------------------------------------------- 3 4. Specification ----------------------------------------------------------------------------------------- 4 5. Features ----------------------------------------------------------------------------------------------- 5... -
Page 3: Constitution Of The Radio Frequency Keyless Entry System Controller For Vehicle
1. Constitution of the Radio Frequency Keyless Entry System for vehicle The radio frequency keyless entry is a system that it controlls locking and unlocking the door and the trunk by wireless remote controller. This system consists of three components. The TRANSMITTER is a device that transmits the signal when the button is pressed. -
Page 4: User's Manual (Provisionally)
2. User's manual (provisionally) REMOTE TRANSMITTER You can lock and unlock and open the trunk your vehicle with the remote transmitter. LOCK When you push the LOCK button, all the doors will lock. You cannot lock any of the doors with the remote transmitter if any door is open or the key is the ignition switch. UNLOCK When you push the UNLOCK button, all the doors will unlock. -
Page 5: Block Diagram
3. Block diagram This is block diagram concerning to the transmitter figure 3.1 block diagram of the transmitter - 3 -... -
Page 6: Specification
4. Specification 4.1 CPU Type uPD754144-xxx(4bit) Manufacturer : NEC Corporation 4096 x 8bit(4kbytes) 128 x 4bit EEPROM 16 x 8bit Clock frequency 500KHz 4.2 RF block Carrer frequency 307.9MHz Frequency generation SAW resonator Modulation Bit transmission rate 100bps or 500bps Bandwidth 120KHz 4.3 Others... -
Page 7: Features
5.Features 5.1 Transmission frame The transmission begins immediately in case of LOCK or UNLOCK or TRUNK button is pressed. The transmisssion frame consists of the synchronous frame and the data frame. The synchronous frame has 30 synchronous codes that it will be used for the receiver to wake up. The data frame consists of 24bit length identification code, 16bit security code and function code.
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