參數(shù)資料
型號: UPD750104GB
廠商: NEC Corp.
英文描述: 4 BIT SINGLE-CHIP MICROCONTROLLER
中文描述: 4位單片機
文件頁數(shù): 31/80頁
文件大?。?/td> 525K
代理商: UPD750104GB
3
μ
P
Figure 6-8. Serial Interface Block Diagram
Internal bus
8
8
8
8/4
P03/SI/SB1
P02/SO/SB0
P01/SCK
(8)
f
CC
/2
3
f
CC
/2
4
f
CC
/2
6
TOUT0
(from timer/event counter)
CSIM
RELD
CMDD
ACKD
A
A
B
RELT
CMDT
D
Q
SET CLR
(8)
(8)
SBIC
Bit
test
Slave address register (SVA)
Address comparator
Coincidence
signal
Bit manipulation
SO latch
Bit test
Selec-
tor
Selec-
tor
Busy/
acknowledge
output circuit
Bus release/
command/
acknowledge
detection circuit
Serial clock
counter
Serial clock
control circuit
INTCSI
control circuit
IRQCSI
set signal
INTCSI
P01
output latch
Serial clock
selector
External SCK
Shift register (SIO)
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