Toshiba TLCS-900 Computer Hardware User Manual


 
TMP92CM22
2007-02-16
92CM22-75
(3) Port PF2 (
CTS0
, SCLK0) and port PF5 (
CTS1
, SCLK1)
In addition to function as I/O port, port PF2 and PF5 can also function as
CTS input
pin of serial channel or SCLK I/O pin.
Figure 3.5.27 Port F (PF2 and PF5)
(4) Port PF6 and port PF7
These ports are general-purpose I/O port.
Figure 3.5.28 Port F (PF6 and PF7)
Internal data bus
R
Direction control
(on bit basis)
Reset
PFCR write
PF write
PF read
PF6 to PF7
S
Output latch
S
B
Selector
A
SCLK0, SCLK1
out
p
ut
CTS0 , CTS1
SCLK0, SCLK1
input
Internal data bus
Direction control
(on bit basis)
Reset
PFCR write
PF write
PF read
PF2 (SCLK0, CTS0 )
PF5 (SCLK1,
CTS1)
Function control
(on bit basis)
PFFC write
S
Output latch
S
B
Selector
A
S
A
Selector
B