- Category:
- SCM
- Tags:
-
[C/C++]
[源码]
- File Size:
- 44.19kb
- Update:
- 2008-10-13
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- Uploaded by:
- myowl
Description: PCF8951 chip, there are four A/D input channels: AD0, AD1, AD2, AD3, respectively, with four potentiometers (R1, R2, R3, R4) connected to regulate the output voltage potential. AD0 channel which can be measured potentiometer output voltage can also be used to measure the input from the J1 socket external voltage, to be used to select switch J2. J4 socket output from the PCF8591 clock square wave signal. SAA1064 drivers of four digital display along after AD conversion data.
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