Silan
Semiconductors
2. ENCODE/DECODE TIMING
TX-2B/RX-2B
Any function key
Encode output
1st word 2nd word 3rd word 1 2 3 4 5 6 7 8
end code
Decode output
9ms
9ms
SI
Decode output
8ms
(n) W1
T
T=17ms+(nW1)x1ms
8ms
1ms
TESTING CIRCUIT
(The oscillator frequency of TX-2B, RX-2B is 128KHz, the oscillator resistor is 160KΩ and 250KΩ respectively)
fosc=128kHz
forward
14 13 12 11 10 9 8
TX-2B
1234567
16 15 14 13 12 11 10 9
RX-2B
12345678
fosc=128kHz
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.0 2002.03.29
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