aboutsummaryrefslogtreecommitdiff
path: root/fsm/pcint.h
diff options
context:
space:
mode:
Diffstat (limited to 'fsm/pcint.h')
-rw-r--r--fsm/pcint.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/fsm/pcint.h b/fsm/pcint.h
new file mode 100644
index 0000000..cd7ba02
--- /dev/null
+++ b/fsm/pcint.h
@@ -0,0 +1,15 @@
+// fsm-pcint.h: PCINT (Pin Change Interrupt) functions for SpaghettiMonster.
+// Copyright (C) 2017-2023 Selene ToyKeeper
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+volatile uint8_t irq_pcint = 0; // pin change interrupt happened?
+//static volatile uint8_t button_was_pressed;
+#define BP_SAMPLES 32
+volatile uint8_t button_last_state;
+uint8_t button_is_pressed();
+inline void PCINT_on();
+inline void PCINT_off();
+void PCINT_inner(uint8_t pressed);
+