Receiver, RF Keyless Entry System
OMRON
AUTOMOTIVE
ELECTRONICS
KOREA
OKA- 322R
Page 1: ...Receiver RF Keyless Entry System OMRON AUTOMOTIVE ELECTRONICS KOREA OKA 322R...
Page 2: ...s device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference receive...
Page 3: ...4 1 CPU 4 4 2 EEPROM 4 4 3 RF Receiver Module 4 4 4 Other 4 5 Features 5 5 1 Door lock control 5 2 Battery saving 6 Derivatives 5 7 PCB 6 7 1 Circuit diagram 6 7 2 Parts layout 7 10 7 3 Parts list 11...
Page 4: ...nchronous codes unique identification code security code and function code and crc code The RECEIVER is fixed inside the vehicle It works intermittently to prevent the battery exhaustion When the rece...
Page 5: ...rs 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 You cannot unlock any of the doors with the remote...
Page 6: ...3 Block diagram This is block diagram concerning to the receiver 3...
Page 7: ...100pin QFP Type Memory Package S 93C56XXX Manufacturer Seiko Elec 2Kbit 8pin SOP Type Local clock frequency Frequency generation Modulation Scheme Bandwidth Carrier Detect Sensitivity G8X 21RXIAM Manu...
Page 8: ...ter wakes up immediately and judges which button is pressing Then the micro computer constructs the transmission frame and radiates it from the antenna After transmitting the micro computer switches s...
