Rev. 3.0, 09/98, page 115 of 361
Figures 6.8 (a) to 6.8 (d) show schematic diagrams of port 8.
P8n
RP8
Reset
Internal data bus
Reset
WP8
WP8D
R
R
Q
Q
D
D
P8n DR
P8n DDR
C
C
WP8D:
WP8:
RP8:
n = 0 to 3
Write Port 8 DDR
Write Port 8
Read Port 8
Figure 6.8 (a) Port 8 Schematic Diagram (Pins P8
0
to P8
3
)
