参数资料
型号: M38073M4-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封装: 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 6/75页
文件大小: 1279K
代理商: M38073M4-XXXFP
13
MITSUBISHI MICROCOMPUTERS
3807 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Fig. 10. Port block diagram (1)
(8) Port P44
Direction register
Data bus
Serial I/O1 enable bit
Receive enable bit
Port latch
serial I/O1 input
(3) Ports P32,P33,P35—P37
Direction register
Data bus
Port latch
(6) Port P41
Direction register
Data bus
Port XC switch bit
Port latch
Sub-clock oscillating circuit input
(5) Port P40
Direction register
Data bus
Port XC switch bit
Port latch
Oscillator
Port P41
Port XC switch bit
(7) Ports P42,P43,P52,P53
Data bus
Direction register
Port latch
Interrupt input
Timer X input (P42)
Timer Y input (P43)
RTP trigger input (P53)
except P52
*1 Either CMOS input level or TTL input level can be selected as an input level for ports P20 to P27 and P32 by P2P32 input level selection bit.
*1
(1) Ports P0—P2
Direction register
Data bus
Port latch
Pull-up control
*1
(2) Ports P30,P31
Data bus
Port latch
Data for real time port
Direction register
Real time port output selection bit
(4) Port P34
Data bus
Port latch
Clock output
Direction register
Clock output control
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