HD64F3028F25 Datasheet, PDF (900/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Hardware standby
Reset
R
Q
D
PB ₆ DDR
C
WPBD
Reset
R
PB6
Q
D
PB₆ DR
C
TPC
TPC
output
enable
Next data
WPB
Output
trigger
SCI
Output enable
Serial transmit data
Guard time
RPB
WPBD: Write to PBDDR
WPB: Write to port B
RPB: Read port B
Figure C.11 (g) Port B Block Diagram (Pin PB₆)
Rev. 2.00, 09/03, page 868 of 890