HD64F3028F25 Datasheet, PDF (891/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

C.10 Port A Block Diagrams
Hardware standby
PA n
Reset
R
Q
D
PA _nDDR
C
WPAD
Reset
R
Q
D
PA _nDR
C
WPA
TPC
TPC
output
enable
Next data
Output
trigger
DMA controller
Output
enable
Transfer
end output
RPA
WPAD: Write to PADDR
WPA: Write to port A
RPA: Read port A
n = 0 and 1
16-bit timer
Counter
clock input
8-bit timer
Counter
clock input
Figure C.10 (a) Port A Block Diagram (Pins PA₀, PA₁)
Rev. 2.00, 09/03, page 859 of 890