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EM78P259N/260N
8-Bit Microprocessor with OTP ROM
30 •
Product Specification (V1.2) 05.18.2007
(This specification is subject to change without further notice)
PCRD
M
U
X
IOD
0
1
PDRD
P50 ~ P57
PCWR
DQ
Q
_
CLK
P
R
C
L
PDWR
DQ
Q
_
CLK
P
R
C
L
P
R
C
L
CLK
DQ
Q
_
TI n
PORT
Note: Pull-high (down) is not shown in the figure.
Fig. 6-5 I/O Port and I/O Control Register Circuit for Port 50 ~ P57
TI 1
TI 8
IOCF.1
TI 0
RF.1
….
Fig. 6-6 Port 5 Block Diagram with Input Change Interrupt/Wake-up