NEC PD75402A Manuale Utente
5
CHAPTER 1. GENERAL
BASIC
INTERVAL
TIMER
INTERVAL
TIMER
SERIAL
INTERFACE
INTERFACE
INTERRUPT
CONTROL
CONTROL
INTBT
INTCSI
SI
SO/SB0
SCK
INT0
INT2
PROGRAM
COUNTER(11)
COUNTER(11)
ROM (PROM)
PROGRAM
MEMORY
1920
×
8 bits
ALU
CY
SP (5)
DECODE
AND
CONTROL
AND
CONTROL
GENERAL REG.
RAM
DATA MEMORY
64 x 4 bits
PORT0
PORT1
PORT2
PORT3
PORT5
PORT6
4
4
2
4
4
4
P00-P03
P10, P12
P20-P23
P30-P33
P50-P53
P60-P63
CLOCK
OUTPUT
CONTROL
OUTPUT
CONTROL
CLOCK
DIVIDER
DIVIDER
CLOCK
GENERATOR
GENERATOR
STAND BY
CONTROL
CONTROL
CPU CLOCK
f
xx
/2
PCL
X1
X2
V
DD
V
SS
RESET
NC
(V
(V
PP
)
N
ø
1.4
BLOCK DIAGRAM
Remarks
Parentheses for the
µ
PD75P402.