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PT2268 V2.5

- 6 -

April, 2006

Remote Control Encoder

PT2268

TRANSMISSION CODE PATTERN

The transmission code pattern of PT2268 is given in the table below. Please refer to PT2265

transmission code pattern.

LSB

MSB

Transmission

C0

C1

C2

C3

C4

C5

C6

C7

Receiver

Start Word

0

0

1

1

0

0

1

1

B0

B1

B2

B3

B4

B5

B6

B7

Data Word

W1 (I1)

0

0

1

1

1

0

1

0

0/p1

(Key pressed)

W2 (I2)

0

1

0

1

1

0

0

0

0/p2

W3 (I3)

0

1

1

0

0

0

1

0

0/p3

W4 (I4)

1

0

0

1

1

1

0

0

0/p4

W5 (I5)

1

0

1

0

0

1

1

0

0/p5

W6 (I6)

1

0

1

1

0

0

0

1

0/p6

W7 (I7)

1

1

0

0

0

1

0

1

0/p7

W8 (I8)

1

1

0

1

0

0

1

0

0/p8

START WORD CUSTOM CODE

The start word custom code has the following format:

LSB

MSB

0

0

1

C3

C4

C5

C6

1

where:

C3=1 (default value)

=bonding option available

C4=“0” when floating or connected to VSS

=“1” when connected to VCC

C5=“0” when floating or connected to VSS

=“1” when connected to VCC

C6=“0” when connected to VSS

= “1” when floating or connected to VCC

Note: C4 and C5 have internal pull-low resistors while C6 has an internal pull-high resistor.