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Universal synchronous/asynchronous receiver transmitter (USART/UART)
1758/2301
Figure 507. IrDA SIR ENDEC block diagram
TX
SIREN
USART
RX
Figure 508. IrDA data modulation (3/16) - Normal mode
Start
bit
0
1
TX
IrDA_OUT
IrDA_IN
RX
0
SIR
Transmit
Encoder
SIR
Receive
DEcoder
0
1
0
0
Bit period
1
0
1
0
RM0432 Rev 6
OR
USART_TX
IrDA_OUT
IrDA_IN
USART_RX
Stop
1
1
0
3/16
0
1
1
0
RM0432
MSv31164V1
bit
1
1
MSv31165V1
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