From 4b3d885b61e4756c2a48d29ef26246430471205c Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megi@xff.cz>
Date: Fri, 17 Feb 2023 14:00:32 +0100
Subject: [PATCH] Check that no key is pressed right after setting up IC
 interrupt and before going to sleep

---
 firmware/main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/firmware/main.c b/firmware/main.c
index c993872..c6ffc51 100644
--- a/firmware/main.c
+++ b/firmware/main.c
@@ -2075,6 +2075,12 @@ void main(void)
 				// pin state against the P6 latch for output
 				p6_changed = 0;
 				P6 = P6;
+				// last check that nothing is pressed currently
+				// if it is, we need to abort the sleep
+				if (keyscan_idle_is_pressed()) {
+					p6_changed = 1;
+					continue;
+				}
 				P0_ICEN = BIT(5);
 				ICIE = 1;