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PT2248 V2.7

- 8 -

June, 2005

Infrared Remote Control Transmitter

PT2248

DISTINCTION OD BIT “1” AND “0”

a

3a

a

3a

Bit "0 "

Bit "1 "

01

0

1

1

0

0

1

0

0

01

One word of the transmission command is in the configuration of (010110010001).

SINGLE-SHOT SIGNAL

60 a

48 a

80 a

48 a

P T 2248 K ey O n

/T X OU T

Com ma nd

Cod e

Dupl ic ate of

Com ma nd Cod e

2 Co mm and W or ds

When any one of the single-shot keys is depressed, the above single-shot transmits only 2 command

words and then the transmitting output ends.