From fa290fbce83009c0c5313b00fed7ad783fa98cf7 Mon Sep 17 00:00:00 2001
From: nikito7 <45373783+nikito7@users.noreply.github.com>
Date: Thu, 4 Mar 2021 00:50:27 +0000
Subject: [PATCH] Fix for waveshare 2.13in-ttgo-b73 (#1543)

---
 esphome/components/waveshare_epaper/waveshare_epaper.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.cpp b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
index fa0cf6aa4f..adb748d308 100644
--- a/esphome/components/waveshare_epaper/waveshare_epaper.cpp
+++ b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
@@ -223,7 +223,7 @@ void HOT WaveshareEPaperTypeA::display() {
     return;
   }
 
-  if (this->full_update_every_ >= 2) {
+  if (this->full_update_every_ >= 1) {
     if (full_update != prev_full_update) {
       if (this->model_ == TTGO_EPAPER_2_13_IN) {
         this->write_lut_(full_update ? FULL_UPDATE_LUT_TTGO : PARTIAL_UPDATE_LUT_TTGO, LUT_SIZE_TTGO);
@@ -271,6 +271,8 @@ void HOT WaveshareEPaperTypeA::display() {
   this->command(0x22);
   if (this->model_ == WAVESHARE_EPAPER_2_9_IN_V2) {
     this->data(full_update ? 0xF7 : 0xFF);
+  } else if (this->model_ == TTGO_EPAPER_2_13_IN_B73) {
+    this->data(0xC7);
   } else {
     this->data(0xC4);
   }