From a2a92560615241b30ac135b3be76e01d7522de5a Mon Sep 17 00:00:00 2001
From: 7u83 <7u83@mail.ru>
Date: Thu, 23 May 2024 22:49:07 +0200
Subject: [PATCH] Iinital commit

---
 getbutton.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 getbutton.c

diff --git a/getbutton.c b/getbutton.c
new file mode 100644
index 0000000..5ffcce5
--- /dev/null
+++ b/getbutton.c
@@ -0,0 +1,16 @@
+#include "mc8051fun.h"
+
+uint8_t getbutton_time = 100;
+int getbutton(uint8_t pinval, uint8_t *button)
+{
+	if ( *button & 1 != pinval){
+		*button += 2;
+		if (*button > getbutton_time){
+			*button = pinval;
+			return pinval;
+		}
+		return -1;
+	}
+	*button = pinval;
+	return -1;
+}