參數(shù)資料
型號(hào): M37471E8SS
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, UVPROM, 8 MHz, MICROCONTROLLER, CDIP42
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁(yè)數(shù): 24/49頁(yè)
文件大?。?/td> 601K
代理商: M37471E8SS
27
7470/7471 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Multi-
plexer
A-D conversion circuit
Port P3
INT0, INT1
CNTR0, CNTR1
Data bus
Port P3
Pull-up control register
*
Direction register
Port latch
* : Control in units of 4-bit (Control in units of 2-bit for 7470 group)
Port P4
Data bus
Pull-up control register
*
Direction register
Port latch
* : Control in units of 4-bit
Port P2
Data bus
Tr10
Tr11
Tr10–Tr11 are pull-up transistors
Fig. 19 Block diagram of ports P2–P4
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