Pin Name
I/O
WAIT
Input
WRH
Output
WRL
X1
Input
−
X2
XT1
Input
−
XT2
−
IC
Remark
PULL: on-chip pull-up resistor
36
CHAPTER 2
PULL
No
Control signal input for inserting wait in bus cycle
No
High-order byte write strobe signal output for external data bus
Low-order byte write strobe signal output for external data bus
No
Resonator connection for main clock
No
Resonator connection for subsystem clock
−
Internally connected ( µ PD703015, 703015Y only)
PIN FUNCTIONS
Function
(3/3)
Alternate Function
P120
P92/R/W
P90/LBEN
−
−
P114
−
−