From 64fa39c7788b7d1bbdcdb0c49cecd9b66a7bee33 Mon Sep 17 00:00:00 2001
From: Borna Biro <43830307+BornaBiro@users.noreply.github.com>
Date: Tue, 6 Aug 2024 22:21:12 +0200
Subject: [PATCH] Fixed power up and power down sequence on TPS65186.

---
 src/Inkplate.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/Inkplate.cpp b/src/Inkplate.cpp
index 6b1f901e..a3a4c6c1 100644
--- a/src/Inkplate.cpp
+++ b/src/Inkplate.cpp
@@ -104,10 +104,16 @@ int Inkplate::einkOn()
     WAKEUP_SET;
     delay(5);
 
-    // Modify power up sequence  (VEE and VNEG are swapped)
+    // Modify power up sequence.
     Wire.beginTransmission(0x48);
     Wire.write(0x09);
-    Wire.write(B11100001);
+    Wire.write(B11100100);
+    Wire.endTransmission();
+
+    // Modify power down sequence  (VEE and VNEG are swapped)
+    Wire.beginTransmission(0x48);
+    Wire.write(0x0b);
+    Wire.write(B00011011);
     Wire.endTransmission();
 
 #ifdef ARDUINO_INKPLATE6PLUSV2