HD64F3028F25 Datasheet, PDF (894/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

C.11 Port B Block Diagrams
Software
standby
SSOE
Hardware standby
Bus released
Reset
R
Q
D
PB₀ DDR
C
WPBD
Reset
Mode
R
1 to 5
PB ₀
Q
D
PB ₀ DR
C
WPB
Bus controller
CS7
output
CS output enable
TPC
TPC output
enable
Next data
Output trigger
8-bit timer
Output enable
Compare
match output
RPB
WPBD: Write to PBDDR
WPB: Write to port B
RPB: Read port B
SSOE: Software standby output port enable
Figure C.11 (a) Port B Block Diagram (Pin PB₀)
Rev. 2.00, 09/03, page 862 of 890