Merge pull request #10 from blemasle/bugfixes-digitalread

blemasle · web-flow · commit c07f208f3740 · 2019-08-18T17:27:17.000+02:00
digitalRead comparison fix
diff --git a/src/MCP23017.cpp b/src/MCP23017.cpp
@@ -72,7 +72,7 @@ uint8_t MCP23017::digitalRead(uint8_t pin)
 	}
 
 	gpio = readRegister(gpioreg);
-	if(gpio & _BV(pin) == _BV(pin)) return HIGH;
+	if((gpio & _BV(pin)) == _BV(pin)) return HIGH;
 	return LOW;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ uint8_t MCP23017::digitalRead(uint8_t pin)`
`72`	`72`	`}`
`73`	`73`
`74`	`74`	`gpio = readRegister(gpioreg);`
`75`		`- if(gpio & _BV(pin) == _BV(pin)) return HIGH;`
	`75`	`+ if((gpio & _BV(pin)) == _BV(pin)) return HIGH;`
`76`	`76`	`return LOW;`
`77`	`77`	`}`
`78`	`78`