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Merge pull request #518 from FrankBoesing/patch-1
Fix for https://github.com/PaulStoffregen/cores/issues/499teensy4-core
Paul Stoffregen
4 years ago
1 changed files with 1 additions and 1 deletions
+ 1
- 1
teensy4/interrupt.c
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| @@ -109,7 +109,7 @@ void attachInterrupt(uint8_t pin, void (*function)(void), int mode) | |||
| gpio[EDGE_INDEX] |= mask; | |||
| } else { | |||
| gpio[EDGE_INDEX] &= ~mask; | |||
| if (index < 15) { | |||
| if (index < 16) { | |||
| uint32_t shift = index * 2; | |||
| gpio[ICR1_INDEX] = (gpio[ICR1_INDEX] & ~(3 << shift)) | (icr << shift); | |||
| } else { | |||
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