Pin configuration in mode 1
(expanded mode with on-chip
ROM disabled) and mode 2
(expanded mode with on-chip
ROM enabled)
Port 3 pins
P37/D7 (input/output) D7 (input/output)
P36/D6 (input/output) D6 (input/output)
P35/D5 (input/output) D5 (input/output)
P34/D4 (input/output) D4 (input/output)
P33/D3 (input/output) D3 (input/output)
P32/D2 (input/output) D2 (input/output)
P31/D1 (input/output) D1 (input/output)
P30/D0 (input/output) D0 (input/output)
Port 3
Pin configuration in mode 3 (single-chip mode)
Master mode
Slave mode
P37 (input/output)
P36 (input/output)
P35 (input/output)
P34 (input/output)
P33 (input/output)
P32 (input/output)
P31 (input/output)
P30 (input/output)
HDB7 (input/output)*
HDB6 (input/output)*
HDB5 (input/output)*
HDB4 (input/output)*
HDB3 (input/output)*
HDB2 (input/output)*
HDB1 (input/output)*
HDB0 (input/output)*
Note: * The HDB7 to HDB0 pin functions apply to the H8/3337 Series only.The H8/3397 Series
does not support a host interface, and therefore has no HDB7 to HDB0 pin functions.
Figure 7.9 Port 3 Pin Configuration
124
RENESAS [ RENESAS TECHNOLOGY CORP ]
