HD6475328CG Datasheet, PDF (421/459 Pages) Hitachi Semiconductor – Manual Gives a Hardware Description

Reset
R
QD
WP1D: Write to P1DDR
WP1: Write to Port 1
RP1: Read Port 1
P17 DDR
C
WP1D
Reset
R
P17
QD
P17 DR
C
WP1
8-Bit timer module
Output enable
8-Bit timer output
RP1
Figure C-1 (g) Schematic Diagram of Port 1, Pin P17
Table C-1 (g) Port 1 Port Read (Pin P17)
Setting
8-bit timer output enable
8-bit timer
output disable
DDR = 0
DDR = 1
Port Read Data
8-bit timer output value
Pin value
DR value
412