參數(shù)資料
型號: UPD178006AGC
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8位單晶片微控制器
文件頁數(shù): 20/56頁
文件大?。?/td> 314K
代理商: UPD178006AGC
20
μ
PD178004A, 178006A, 178016A, 178018A
Figure 5-8. Serial Interface Channel 0 Block Diagram
Busy/Acknowledge
Output Circuit
Output
Latch
Serial I/O Shift
Register 0 (SIO0)
Internal Bus
Interrupt Request
Signal Generator
Serial Clock Counter
Bus Release/Command/
Acknowledge Detection
Circuit
Serial Clock
Control Circuit
Selector
Selector
Selector
SI0/SB0/SDA0/P25
SO0/SB1/SDA1/P26
SCK0/SCL/P27
INTCSI0
f
XX
/2 to f
XX
/2
8
Figure 5-9. Serial Interface Channel 1 Block Diagram
Internal Bus
Interrupt Request
Signal Generator
Handshake
Control
Circuit
Buffer RAM
Serial Clock Control Circuit
Selector
Serial Counter
Serial I/O Shift Register 1 (SIO1)
Automatic Data Transmit/
Receive Address Pointer
(ADTP)
Automatic Data
Transmit/Receive
Interval Specification
Register (ADTI)
5-Bit Counter
INTCSI1
f
XX
/2 to f
XX
/2
8
SI1/P20
SO1/P21
STB/P23
BUSY/P24
SCK1/P22
Match
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