h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 1046

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

Appendix C I/O Port Block Diagrams
C.9
Rev. 4.00 Jun 06, 2006 page 992 of 1004
REJ09B0301-0400
P90
Port 9 Block Diagrams
Legend:
WP9D: Write to P9DDR
WP9:
RP9:
Write to port 9
Read port 9
Figure C.29 Port 9 Block Diagram (Pin P90)
Hardware
standby
EXPE
Mode 2, 3
GA20
HI12E
CS2E
RP9
Q
P90DDR
Q
P90DR
WP9D
Reset
Reset
WP9
R
C
R
C
D
D
HIF
A/D converter
ECS2 input
External trigger
input
IRQ2 input
IRQ2 enable