Samsung C8274X Benutzerhandbuch
SERIAL I/O INTERFACE
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
14-4
SERIAL I/O TIMING DIAGRAM (SIO)
SO
Transmit
Complete
Complete
SIO INT
Set SIOCON.3
DO7
DO6
DO5
DO4
DO3
DO2
DO1
DO0
DI7
DI6
DI5
DI4
DI3
DI2
DI1
DI0
SI
SCK
Figure 14-4. Serial I/O Timing in Transmit/Receive Mode (Tx at falling, SIOCON.4 = 0)
SIO INT
DO7
DO6
DO5
DO4
DO3
DO2
DO1
DO0
DI7
DI6
DI5
DI4
DI3
DI2
DI1
DI0
SCK
Transmit
Complete
Complete
SI
SO
Set SIOCON.3
Figure 14-5. Serial I/O Timing in Transmit/Receive Mode (Tx at rising, SIOCON.4 = 1)