参数资料
型号: M38227MCA-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 5 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 8/58页
文件大小: 733K
代理商: M38227MCA-XXXFP
16
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3822 Group (A ver.)
MITSUBISHI MICROCOMPUTERS
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Som
e param
etric
lim
its are
subject
to change.
Fig. 12 Port block diagram (1)
(3) Ports P34–P37
VL2/VL3
VL1/VSS
Segment output enable bit
VL2/VL3
VL1/VSS
(Note)
(2) Ports P2, P42, P43, P50, P51
Direction register
(5) Port P41
Direction register
(6) Port P44
Receive enable bit
Direction register
(4) Port P40
Data bus
Pull-down control
Segment output enable bit
Data bus
Direction register
Port latch
Pull-down control
Segment output enable bit
Data bus
Port latch
Pull-up control
Key input (Key-on wake-up) interrupt input
INT0–INT3 interrupt input
φ
φ output control bit
Pull-up control
Data bus
Port latch
Pull-up control
Serial I/O enable bit
Serial I/O input
Data bus
Port latch
Data bus
(1) Ports P0, P1
Note: Bit 0 of direction register.
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