参数资料
型号: M38207M8DXXXGP
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: 0.65 MM PITCH, PLASTIC, QFP-80
文件页数: 8/67页
文件大小: 1099K
代理商: M38207M8DXXXGP
15
MITSUBISHI MICROCOMPUTERS
3820 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Fig. 5 Port block diagram (1)
(3)Ports P30–P37
VL2/VL3
VL1/VSS
(1)Ports P0,P1
Segment output enable bit
VL2/VL3
VL1/VSS
(Note)
(5)Port P41
Data bus
Pull-down control
Segment output enable bit
Data bus
Direction register
Port latch
Pull-down control
Segment output enable bit
Note. Bit 0 of port P0 direction register and
port P1 direction register.
φ
φ output control bit
Direction register
Pull-up control
Data bus
Port latch
Direction register
Pull-up control
Data bus
Port latch
Direction register
Pull-up control
Data bus
Port latch
(7)Port P45
Serial I/O1 output
Serial I/O1 enable bit
Transmission enable bit
VL2/VL3
P45/TXD P-channel output disable bit
(6)Port P44
(4)Port P40
(2)Ports P2,P42,P43,P57
Direction register
Data bus
Port latch
Pull-up control
Key input (Key-on wake up) interrupt input
INT0–INT2 interrupt input
Pull-up control
Reception enable bit
Serial I/O1 enable bit
Serial I/O1 input
Data bus
Port latch
Data bus
(8)Port P46
Serial I/O1 clock input
Direction register
Pull-up control
Data bus
Port latch
Serial I/O1 clock output
Serial I/O1 mode selection bit
Serial I/O1 enable bit
Serial I/O1 synchronization clock
selection bit
Serial I/O1 enable bit
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