Fixed shiftOut in MSBFIRST mode HIGH/LOW

luco5826 · aentinger · commit 8fccbc3ac031 · 2019-09-17T10:22:22.000+02:00
diff --git a/cores/arduino/wiring_shift.c b/cores/arduino/wiring_shift.c
@@ -46,7 +46,7 @@ void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val)
 			digitalWrite(dataPin, val & 1);
 			val >>= 1;
 		} else {	
-			digitalWrite(dataPin, val & 128);
+			digitalWrite(dataPin, (val & 128) != 0);
 			val <<= 1;
 		}
 			

Original file line number	Diff line number	Diff line change
`@@ -46,7 +46,7 @@ void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val)`
`46`	`46`	`digitalWrite(dataPin, val & 1);`
`47`	`47`	`val >>= 1;`
`48`	`48`	`} else {`
`49`		`- digitalWrite(dataPin, val & 128);`
	`49`	`+ digitalWrite(dataPin, (val & 128) != 0);`
`50`	`50`	`val <<= 1;`
`51`	`51`	`}`
`52`	`52`