From f1ff38ce27f39a2550220dfbefe602f32b77ec44 Mon Sep 17 00:00:00 2001
From: tkameroski <76920240+tkameroski@users.noreply.github.com>
Date: Mon, 30 Aug 2021 10:59:58 -0400
Subject: [PATCH] Update epd7in5_V2.py

---
 .../python/lib/waveshare_epd/epd7in5_V2.py        | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5_V2.py b/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5_V2.py
index b1495ca..2b9f541 100644
--- a/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5_V2.py
+++ b/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5_V2.py
@@ -129,12 +129,15 @@ class EPD:
 
     def ReadBusy(self):
         logger.debug("e-Paper busy")
-        self.send_command(0x71)
-        busy = epdconfig.digital_read(self.busy_pin)
-        while(busy == 0):
-            self.send_command(0x71)
-            busy = epdconfig.digital_read(self.busy_pin)
-        epdconfig.delay_ms(20)
+        # self.send_command(0x71)
+	count = 0
+        while epdconfig.digital_read(self.busy_pin) == 0:
+            # self.send_command(0x71)
+	    epdconfig.delay_ms(100)
+            iter += 1
+	    if count > 150:
+                logger.info("Forced e-paper busy release")
+		break
         logger.debug("e-Paper busy release")
         
     def SetLut(self, lut_vcom, lut_ww, lut_bw, lut_wb, lut_bb):