Serial I/O Timing Diagram (Sio) - Samsung S3C9228 User Manual

SERIAL I/O INTERFACE

SERIAL I/O TIMING DIAGRAM (SIO)

SCK
SI
SO
SIO INT
Figure 15-4. Serial I/O Timing in Transmit/Receive Mode (Tx at falling, SIOCON.4 = 0)
SCK
SI
SO
SIO INT
Figure 15-5. Serial I/O Timing in Transmit/Receive Mode (Tx at rising, SIOCON.4 = 1)
15-4
DI7 DI6 DI5
DO7 DO6 DO5
Set SIOCON.3
DI7 DI6 DI5
DO7 DO6 DO5
Set SIOCON.3
DI4 DI3 DI2
DO4 DO3 DO2
DI4 DI3 DI2
DO4 DO3 DO2
S3C9228/P9228_UM_REV1.10
DI1 DI0
DO1 DO0
Transmit
Complete
DI1 DI0
DO1 DO0
Transmit
Complete