Samsung S3C2440A User Manual

Page 313

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S3C2440A RISC MICROPROCESSOR

UART

11-9

Start

Bit

Stop

Bit

Data Bits

SIO Frame

0

1

0

1

0

0

1

1

0

1

Figure 11-4. Serial I/O Frame Timing Diagram (Normal UART)

0

Start

Bit

Stop

Bit

Data Bits

IR Transmit Frame

Bit

Time

Pulse Width = 3/16 Bit Frame

0

0

0

0

1

1

1

1

1

Figure 11-5. Infrared Transmit Mode Frame Timing Diagram

0

Start

Bit

Stop

Bit

Data Bits

IR Receive Frame

0

0

0

0

1

1

1

1

1

Figure 11-6. Infrared Receive Mode Frame Timing Diagram

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