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EM78P152S 数据表(PDF) 14 Page - List of Unclassifed Manufacturers

部件名 EM78P152S
功能描述  8-Bit Microcontroller with OTP ROM
PDF  52 Pages
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制造商  ETC1 [List of Unclassifed Manufacturers]
网页  
标志 ETC1 - List of Unclassifed Manufacturers

EM78P152S 数据表(HTML) 14 Page - List of Unclassifed Manufacturers

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EM78P152/3S
8-Bit Microcontroller with OTP ROM
10
•
Product Specification (V1.8) 09.08.2009
(This specification is subject to change without further notice)
5.2.3 IOC5 ~ IOC6 (I/O Port Control Register)
0 : defines the relative I/O pin as output
1 : puts the relative I/O pin into high impedance
Only the lower 4 bits of IOC5 are available to be defined.
IOC5 and IOC6 registers are both readable and writable.
5.2.4 IOCB (Pull-down Control Register)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
-
/PD6
/PD5
/PD4
-
/PD2
/PD1
/PD0
Bit 7:
Not used
0 : Enable internal pull-down
1 : Disable internal pull-down
Bit 6 (/PD6): Control bit used to enable pull-down of the P62 pin.
Bit 5 (/PD5): Control bit used to enable pull-down of the P61 pin.
Bit 4 (/PD4): Control bit used to enable pull-down of the P60 pin.
Bit 3:
Not used
Bit 2 (/PD2): Control bit used to enable pull-down of the P52 pin.
Bit 1 (/PD1): Control bit used to enable pull-down of the P51 pin.
Bit 0 (/PD0): Control bit used to enable pull-down of the P50 pin.
The IOCB Register is both readable and writable.
5.2.5 IOCC (Open-drain Control Register)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
OD7
OD6
OD5
OD4
-
OD2
OD1
OD0
Bit 7 (OD7): Control bit used to enable open-drain of the P67 pin.
0 : Disable open-drain output
1 : Enable open-drain output
Bit 6 (OD6): Control bit used to enable open-drain of the P66 pin.
Bit 5 (OD5): Control bit used to enable open-drain of the P65 pin.
Bit 4 (OD4): Control bit used to enable open-drain of the P64 pin.
Bits 3:
Not used
Bit 2 (OD2): Control bit used to enable open-drain of the P62 pin.
Bit 1 (OD1): Control bit used to enable open-drain of the P61 pin.
Bit 0 (OD0): Control bit used to enable open-drain of the P60 pin.
The IOCC Register is both readable and writable.



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