From 464f489ebdb3410de923ba70a0a018cb9850260b Mon Sep 17 00:00:00 2001
From: Max <m.giller.dev@gmail.com>
Date: Tue, 28 May 2019 14:38:17 +0200
Subject: [PATCH] Fixed loop issue

---
 Calendar/EpdAdapter.py | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Calendar/EpdAdapter.py b/Calendar/EpdAdapter.py
index 4817561..3f1037b 100644
--- a/Calendar/EpdAdapter.py
+++ b/Calendar/EpdAdapter.py
@@ -157,9 +157,14 @@ class EpdAdapter (DisplayAdapter):
         self.send_command(DEEP_SLEEP)
         self.send_data(0xa5)
         
-    def wait_until_idle (self):
-        while(self.digital_read(self.busy_pin) == 0):      # 0: busy, 1: idle
-            self.delay_ms(100)
+    def wait_until_idle (self, max_wait_seconds = 60):
+        wait_ms = 100
+        count = 0
+        while(self.digital_read(self.busy_pin) == 0 and wait_ms * count < max_wait_seconds * 1000):      # 0: busy, 1: idle
+            self.delay_ms(wait_ms)
+            count += 1
+        if wait_ms * count >= max_wait_seconds * 1000:
+            print("Skipped idle confirmation")
 
     def reset (self):
         self.digital_write(self.reset_pin, GPIO.LOW)         # module reset