參數(shù)資料
型號： EM78P5842
廠商： ELAN Microelctronics Corp .
元件分類： 8位微控制器
英文描述： 8 BIT MICROCONTROLLER
中文描述： 8位微控制器
文件頁數(shù)： 22/48頁
文件大?。?/td> 469K
代理商： EM78P5842
EM78P5840/5841/5842
8-bit Micro-controller
__________________________________________________________________________________________________________________________________________________________________
* This specification is subject to change without notice.
2004/11/10 V2.6
0
disable pull high function.
1
enable pull high function
IOC8
(Unused),
not allowed to use
IOC9 (PORT9 I/O control, PORT9 switches)
PAGE0 (PORT9 I/O control register)
7
6
IOC97
IOC96
IOC95
R/W-1
R/W-1
R/W-1
Bit 0 ~ Bit 7 (IOC90 ~ IOC97) : PORT9(0~7) I/O direction control register
0
put the relative I/O pin as output
1
put the relative I/O pin into high impedance
PAGE1 (Unused)
7
6
5
4
0
0
0
0
R/W-0
R/W-0
R/W-0
R/W-0
**These 8 bits must clear to 0 or Port9 input or output function will wronging
IOCA (Unused)
PAGE0
(undefined) not allowed to use
PAGE1 Unused
7
6
5
4
X
0
X
X
-
R/W
-
-
Bit 0(AD7S) : Select normal I/O PORT92 pin or channel 7 input AD7 pin of ADC
0
P92 (I/O PORT92) pin is selected
1
AD7 (Channel 7 input of ADC) pin is selected
Bit 1(AD8S) : Select normal I/O PORT93 pin or channel 8 input AD8 pin of ADC
0
P93 (I/O PORT93) pin is selected
1
AD8 (Channel 8 input of ADC) pin is selected
Bit3 , Bit6 (Unused) : These 2 bits must clear to 0 or MCU power consumption will increase.
Bit2 ~ Bit7 are undefined register, they are not allowed to use.
5
4
3
2
1
0
IOC94
R/W-1
IOC93
R/W-1
IOC92
R/W-1
IOC91
R/W-1
IOC90
R/W-1
3
0
2
0
1
0
0
0
R/W-0
R/W-0
R/W-0
R/W-0
3
0
2
X
-
1
0
AD8S
R/W-0
AD7S
R/W-0
R/W
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