MCU8MASS-1786 Add pull-ups for SW0 and SW1 in all examples

Author: M65649

examples/gpio/gpio.ino

@@ -35,7 +35,7 @@ void setup() {
 
     // In order to configure a pin as an input, for example the button SW0 at
     // PD2, we can do the following:
-    pinConfigure(PIN_PD2, PIN_DIR_INPUT);
+    pinConfigure(PIN_PD2, PIN_DIR_INPUT | PIN_PULLUP_ON);
 
     // Then we can e.g. attach an interrupt to the button when it is pressed (on
     // the falling edge). If we want to have an interrupt when the button is

examples/power_down/power_down.ino

@@ -32,7 +32,7 @@ void setup() {
     LedCtrl.startupCycle();
 
     // Attach interrupt callback to detect if SW0 was pressed during sleep
-    pinConfigure(SW0, PIN_DIR_INPUT);
+    pinConfigure(SW0, PIN_DIR_INPUT | PIN_PULLUP_ON);
     attachInterrupt(SW0, button_pressed_callback, FALLING);
 
     // Now we configure the low power module for power down configuration, where

examples/power_save/power_save.ino

@@ -33,7 +33,7 @@ void setup() {
     LedCtrl.startupCycle();
 
     // Attach interrupt callback to detect if SW0 was pressed during sleep
-    pinConfigure(SW0, PIN_DIR_INPUT);
+    pinConfigure(SW0, PIN_DIR_INPUT | PIN_PULLUP_ON);
     attachInterrupt(SW0, button_pressed_callback, FALLING);
 
     // Now we configure the power save configuration. Note that this has to be

examples/sandbox/sandbox.ino

@@ -284,7 +284,7 @@ void setup() {
     LedCtrl.startupCycle();
 
     // Set PD2 as input (button)
-    pinConfigure(PIN_PD2, PIN_DIR_INPUT);
+    pinConfigure(PIN_PD2, PIN_DIR_INPUT | PIN_PULLUP_ON);
     attachInterrupt(PIN_PD2, sendHeartbeatInterrupt, FALLING);
 
     // Set PF6 as input (reset button)