h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 1023

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

C.3
Port 3 Block Diagram
P3n
Legend:
WP3P: Write to P3PCR
WP3D: Write to P3DDR
WP3:
RP3P: Read P3PCR
RP3:
Note: n = 0 to 7
Hardware
standby
Write to port 3
Read port 3
Figure C.5 Port 3 Block Diagram
External address
write
Mode 1
CS
IOR
External address read
RP3P
Rev. 4.00 Jun 06, 2006 page 969 of 1004
Mode 2, 3
EXPE
HI12E
CS
IOW
Appendix C I/O Port Block Diagrams
RP3
Q
Q
Q
P3nPCR
P3nDDR
P3nDR
WP3P
WP3D
Reset
Reset
Reset
WP3
R
C
C
R
C
R
D
D
D
REJ09B0301-0400