參數(shù)資料
型號: M3851
廠商: Mitsubishi Electric Corporation
英文描述: Single Chip 8 Bits Microcomputer(8位單片機)
中文描述: 單芯片8位單片機(8位單片機)
文件頁數(shù): 9/61頁
文件大?。?/td> 904K
代理商: M3851
9
3851 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Fig. 7 Port block diagram (1)
(1) Port P0, P1
Direction
Data bus
Port latch
(2) Port P2
0
Port X
C
switch bit
Oscillator
Port P2
1
Data bus
Port latch
Direction
Port X
C
switch bit
(3) Port P2
1
Port X
C
switch bit
Data bus
Port latch
Direction
Sub-clock generating circuit input
(4) Port P2
2
I C-BUS interface enable bit
SDA/SCL pin selection bit
Data bus
Port latch
Direction
SDA output
SDA input
(5) Port P2
3
I C-BUS interface enable bit
SDA/SCL pin selection bit
Data bus
Port latch
Direction
SCL output
SCL input
(6) Port P2
4
Data bus
Port latch
Direction
SDA output
Serial I/O enable bit
Receive enable bit
I C-BUS interface enable bit
SDA/SCL pin selection bit
2
SDA input
Serial I/O input
(7) Port P2
5
Data bus
Port latch
Direction
SCL output
I C bus interface enable bit
SDA/SCL pin selection bit
Serial I/O enable bit
Transmit enable bit
SCL input
Serial I/O output
P-channel output disable bit
(8) Port P2
6
Data bus
Port latch
Direction
Serial clock output
Serial I/O mode selection bit
Serial I/O enable bit
Serial I/O enable bit
Serial I/O clock selection bit
External clock input
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參數(shù)描述
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