From dbe0aaf636ccb78a3cc1281b6a1ea6c662af6756 Mon Sep 17 00:00:00 2001
From: Gabriel Hart
Date: Fri, 18 Dec 2020 15:23:31 -0600
Subject: Add AVR 1-Series and t1616 board and scripts

---
 spaghetti-monster/fsm-pcint.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'spaghetti-monster/fsm-pcint.c')

diff --git a/spaghetti-monster/fsm-pcint.c b/spaghetti-monster/fsm-pcint.c
index 24cc82c..4a3c193 100644
--- a/spaghetti-monster/fsm-pcint.c
+++ b/spaghetti-monster/fsm-pcint.c
@@ -46,6 +46,8 @@ inline void PCINT_on() {
         #else
         GIMSK |= (1 << SWITCH_PCIE);
         #endif
+    #elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
+        SWITCH_ISC_REG |= PORT_ISC_BOTHEDGES_gc;
     #else
         #error Unrecognized MCU type
     #endif
@@ -58,6 +60,8 @@ inline void PCINT_off() {
     #elif (ATTINY == 1634)
         // disable all pin-change interrupts
         GIMSK &= ~(1 << SWITCH_PCIE);
+    #elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
+        SWITCH_ISC_REG &= ~(PORT_ISC_gm);
     #else
         #error Unrecognized MCU type
     #endif
@@ -73,6 +77,11 @@ ISR(PCINT0_vect) {
 #endif
     irq_pcint = 1;
 }
+#elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
+ISR(SWITCH_VECT) {
+    SWITCH_INTFLG |= (1 << SWITCH_PIN);  // Write a '1' to clear the interrupt flag
+    irq_pcint = 1;
+}
 #else
     #error Unrecognized MCU type
 #endif
-- 
cgit v1.2.3