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Fork of ACS712 by
Diff: ACS712.h
- Revision:
- 4:f6c160553ca3
- Parent:
- 3:9cae7baf7ccd
- Child:
- 5:a022ca4aaa1e
--- a/ACS712.h Sun Mar 13 17:14:35 2016 +0000 +++ b/ACS712.h Sun Mar 13 17:29:44 2016 +0000 @@ -45,7 +45,7 @@ * @return current value in amps */ float read(); - float operator=(ACS712&); + ACS712& operator=(const ACS712&); /** Read the value of the measured current in amps * Allows the ACS712 object to be used in a float context @@ -62,26 +62,21 @@ }; -ACS712::ACS712(PinName _pin, float voltDivRatio, short type) : sensor(_pin){ +ACS712::ACS712(PinName _pin, float voltDivRatio, short sensorType) : sensor(_pin){ ratio = voltDivRatio; - this.type = type; + type = sensorType; } float ACS712::translate(float val){ switch(type){ case 5: return (val*ratio - 2.5*ratio)/(.185*ratio); - break; case 20: return (val*ratio - 2.5*ratio)/(.1*ratio); - break; case 30: return (val*ratio - 2.5*ratio)/(.066*ratio); - break; default: return 999; - break; - } } @@ -90,9 +85,9 @@ return ACS712::translate(sensor * 3.3); } -ACS712& ACS712::operator=(ACS712& rhs){ +ACS712& ACS712::operator=(const ACS712& rhs){ sensor = rhs.sensor; ratio = rhs.ratio; type = rhs.type; - return this; + return *this; }