TMP92CZ26A
92CZ26A-131
Figure 3.7.15 P91, 92
Figure 3.7.16 Port 96,97
Internal data b
u
s
Selector
A
B
S
Selector
A
B
S
P91(RXD0)
P92(SCLK0,
0
CTS )
SCLK0 output
P9 read
Direction
control
(on bit basis)
P9CRwrite
Function
control
(on bit basis)
S
Output latch
P9 write
Reset
P9FCwrite
RXD0 input
SCLK0 input
0
CTS input
TSICR0<PXEN>
<PYEN>
IIMC<I4EDGE>
P96 (INT4,PX)
P97 (PY)
P9 read
Function
control
Reset
P9FC write
INT4
Rising/Falling
edge-ditection
TSICR0<TSI7>
TSICR0<PXEN>
TSICR0<TSI7>
Selector
De-bounce
Circuit
A
S
TSICR1<DBC7>
Only for P96
AVCC
Switch for TSI
typ.10
Ω
Pull-down resistor
typ.50K
Ω
B
TSICR0<TWIEN , TSI7>
Internal data b
us