NEC PD75402A Manuale Utente
17
CHAPTER 2. PIN FUNCTIONS
Input/Output Type
µ
PD75402A
µ
PD75P402
P00
B
P01/SCK
F - A
P02/SO/SB0
F - B
P03/SI
B - C
P10/INT0
B
P12/INT2
B - C
P20, P21, P23
P22/PCL
P30 to P33
E - B
P50 to P53
M
M - A
P60 to P63
E - B
RESET
B
2.4
PIN INPUT/OUTPUT CIRCUITS
The input/output circuit of each pin is shown below in a partly simplified format.
Table 2-4 Pin Input/output Types
Pin
E - B
Remarks
A circle indicates Schmitt-triggered input.