3069RF-ZTAT Datasheet, PDF (967/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

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
[Legend]
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. 5.0, 09/04, page 945 of 978