UM_S3C2501X Datasheet, PDF (375/465 Pages) Samsung semiconductor – 32-BIT RISC MICROPROCESSOR

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