參數(shù)資料
型號(hào): μPD78070A
廠(chǎng)商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
文件頁(yè)數(shù): 27/74頁(yè)
文件大?。?/td> 481K
代理商: ΜPD78070A
m
PD78070A
27
Figure 5-11. Serial Interface Channel 0 Block Diagram
Internal Bus
Buffer RAM
Automatic Data Transmit/
Receive Address
Pointer (ADTP)
Serial I/O Shift
Register 1 (SIO1)
Automatic Data
Transmit/Receive
Interval Specification
Register (ADTI)
Match
5-Bit Counter
S
Handshake
Control
Circuit
Serial Clock Counter
SI1/P20
SO1/P21
STB/P23
BUSY/P24
SCK1/P22
INTCSI1
f
XX
/2–f
XX
/2
8
TO2
Interrupt Request
Signal Generator
Serial Clock
Control Circuit
Figure 5-12. Serial Interface Channel 1 Block Diagram
S
Busy/Acknowledge
Output Circuit
Internal Bus
S
Interrupt
Request Signal
Generator
TO2
INTCSI0
f
XX
/2–f
XX
/2
8
SI0/SB0/P25
SO0/SB1/P26
SCK0/P27
Serial Clock
Control Circuit
Bus Release/
Command/
Acknowledge detector
Serial Clock Counter
Serial I/O Shift Register 0
(SIO0)
S
Output
Latch
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