Console Uart Block Diagram - Samsung S3C2501X User Manual

SERIAL I/O (CONSOLE UART)
Baud Rate Divisor
Baud Rate Generator
S
Y
S
T
E
M
B
U
S
10-2
Transmit Data Register
(CUTXBUF)
Transmit Shift Register
UART Control Register
UART Interrupt Enable
UART Status Register
Control Character1,2
(CUCHAR1,2)
Receive Data Register
(CURXBUF)
Receive Shift Register
Figure 10-1. Console UART Block Diagram
Decoder
(CUCON)
(CUINT)
(CUSTAT)
S3C2501X
0
CUTXD
IR Tx
1
CURXD
0
IR Rx
1
Decoder