[wiring_analog] Fix warning (arduino#664)

facchinm · web-flow · commit 0c127928dbed · 2023-04-26T12:26:32.000+02:00
Update wiring_analog.cpp
diff --git a/cores/arduino/wiring_analog.cpp b/cores/arduino/wiring_analog.cpp
@@ -61,7 +61,7 @@ void analogWrite(pin_size_t pin, int val)
     return;
   }
 #ifdef DAC
-  for (int i=0; i<NUM_ANALOG_OUTPUTS; i++) {
+  for (unsigned int i=0; i<NUM_ANALOG_OUTPUTS; i++) {
     if (digitalPinToPinName(pin) == g_AAnalogOutPinDescription[i].name) {
       analogWriteDAC(digitalPinToPinName(pin), val, i);
       return;
@@ -142,4 +142,4 @@ void analogReadResolution(int bits)
 int getAnalogReadResolution()
 {
   return read_resolution;
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -61,7 +61,7 @@ void analogWrite(pin_size_t pin, int val)`
`61`	`61`	`return;`
`62`	`62`	`}`
`63`	`63`	`#ifdef DAC`
`64`		`- for (int i=0; i<NUM_ANALOG_OUTPUTS; i++) {`
	`64`	`+ for (unsigned int i=0; i<NUM_ANALOG_OUTPUTS; i++) {`
`65`	`65`	`if (digitalPinToPinName(pin) == g_AAnalogOutPinDescription[i].name) {`
`66`	`66`	`analogWriteDAC(digitalPinToPinName(pin), val, i);`
`67`	`67`	`return;`
`@@ -142,4 +142,4 @@ void analogReadResolution(int bits)`
`142`	`142`	`int getAnalogReadResolution()`
`143`	`143`	`{`
`144`	`144`	`return read_resolution;`
`145`		`-}`
	`145`	`+}`