參數(shù)資料
型號: UPD75316B
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁數(shù): 25/77頁
文件大?。?/td> 587K
代理商: UPD75316B
2
μ
P
Fig. 5-6 Serial Interface Block Diagram
f
X
/2
3
f
X
/2
4
f
X
/2
6
TOUT F/F
(From Timer/
Event Counter)
Extern
SCK
INTCSI
IRQCSI
set signal
Serial
Clock
Slector
INTCSI Control
Circuit
RELD
CMDD
ACKD
Serial Clock
Counter
Serial Clock
Control Circuit
P01/SCK
P03/SI/SB1
P02/SO/SB0
S
8/4
CSIM
Bit
Test
8 8
Internal Bus
8
Slave Address Register (SVA)
Addres Comparator
Shift Register (SIO)
Match
Signal
(8)
RELT
Bit Manipulation
CMDT
SO
Latch
SET CLR
D
Q
SBIC
Bit Test
Busy/
Acknowledge
Output Circuit
A
(8)
(8)
A
B
Bus Release/
Command/
Acknowledge
Detector
S
P01
Output
Latch
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