From 00e68f3cc3514bc8b90259c46b31ced26d894756 Mon Sep 17 00:00:00 2001
From: rljonesau <ray@mrjones.id.au>
Date: Fri, 7 Dec 2018 06:53:45 +1100
Subject: [PATCH] Removed SPI OLED support

---
 Arduino/BTCDieselHeater/BTCConfig.h       | 7 -------
 Arduino/BTCDieselHeater/ScreenManager.cpp | 8 +-------
 2 files changed, 1 insertion(+), 14 deletions(-)

diff --git a/Arduino/BTCDieselHeater/BTCConfig.h b/Arduino/BTCDieselHeater/BTCConfig.h
index b8f2603..e1a800b 100644
--- a/Arduino/BTCDieselHeater/BTCConfig.h
+++ b/Arduino/BTCDieselHeater/BTCConfig.h
@@ -79,10 +79,3 @@
 
 #define SUPPORT_OEM_CONTROLLER 1
 
-///////////////////////////////////////////////////////////////////////////////
-// SH1106 128x64 OLED support
-//
-// 0: I2C, 
-// 1: HW SPI
-//
-#define OLED_HW_SPI 0
diff --git a/Arduino/BTCDieselHeater/ScreenManager.cpp b/Arduino/BTCDieselHeater/ScreenManager.cpp
index d14bc9a..8dc3fa7 100644
--- a/Arduino/BTCDieselHeater/ScreenManager.cpp
+++ b/Arduino/BTCDieselHeater/ScreenManager.cpp
@@ -129,17 +129,11 @@ void
 CScreenManager::init()
 {
 
-  // 128 x 64 OLED support (Hardware SPI)
+  // 128 x 64 OLED support (I2C)
   // SH1106_SWITCHCAPVCC = generate display voltage from 3.3V internally
-#if OLED_HW_SPI == 1
-  SPI.setFrequency(8000000);
-  _pDisplay = new C128x64_OLED(OLED_DC_pin, -1, OLED_CS_pin);
-  _pDisplay->begin(SH1106_SWITCHCAPVCC, 0, false);
-#else
   _pDisplay = new C128x64_OLED(OLED_SDA_pin, OLED_SCL_pin);
   _pDisplay->begin(SH1106_SWITCHCAPVCC);
   Wire.begin(OLED_SDA_pin, OLED_SCL_pin, 800000);   // speed up I2C from the default crappy 100kHz set via the adafruit begin!
-#endif
 
   // replace adafruit splash screen
   _pDisplay->clearDisplay();