Reset sense bits before or-writing the new sense signature

joverbee · cmaglie · commit a9fa694eb790 · 2017-09-04T16:51:36.000+02:00
Solve #199
diff --git a/cores/arduino/WInterrupts.c b/cores/arduino/WInterrupts.c
@@ -88,6 +88,7 @@ void attachInterrupt(uint32_t pin, voidFuncPtr callback, uint32_t mode)
 
   // Configure the interrupt mode
   pos = (in - (8 * config)) << 2;
+  EIC->CONFIG[config].reg &=~ (EIC_CONFIG_SENSE0_Msk << pos);//reset sense mode, important when changing trigger mode during runtime
   switch (mode)
   {
     case LOW:

Original file line number	Diff line number	Diff line change
`@@ -88,6 +88,7 @@ void attachInterrupt(uint32_t pin, voidFuncPtr callback, uint32_t mode)`
`88`	`88`
`89`	`89`	`// Configure the interrupt mode`
`90`	`90`	`pos = (in - (8 * config)) << 2;`
	`91`	`+ EIC->CONFIG[config].reg &=~ (EIC_CONFIG_SENSE0_Msk << pos);//reset sense mode, important when changing trigger mode during runtime`
`91`	`92`	`switch (mode)`
`92`	`93`	`{`
`93`	`94`	`case LOW:`