From 8e90bb69967a15256cf21a95683cff57a0d9ef83 Mon Sep 17 00:00:00 2001
From: Neil McKechnie <neilmck999@gmail.com>
Date: Tue, 21 Feb 2023 11:07:19 +0000
Subject: [PATCH] Enable extended addresses and extended OLED characters on all
 but Nano, Uno and Mega4809..

Define I2C_EXTENDED_ADDRESS on most platforms, and define NO_EXTENDED_CHARACTERS on Nano, Uno and Mega4809.
---
 defines.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/defines.h b/defines.h
index 9748824..88f7fb4 100644
--- a/defines.h
+++ b/defines.h
@@ -43,6 +43,9 @@
 #undef USB_SERIAL     // Teensy has this defined by default...
 #define USB_SERIAL Serial
 
+// Include extended addresses unless specifically excluded
+#define I2C_EXTENDED_ADDRESS
+
 #if defined(ARDUINO_AVR_UNO)
 #define ARDUINO_TYPE "UNO"
 #undef HAS_ENOUGH_MEMORY
@@ -60,6 +63,8 @@
 #elif defined(ARDUINO_ARCH_MEGAAVR)
 #define ARDUINO_TYPE "MEGAAVR"
 #undef HAS_ENOUGH_MEMORY
+#define NO_EXTENDED_CHARACTERS
+#undef I2C_EXTENDED_ADDRESS
 #elif defined(ARDUINO_TEENSY31)
 #define ARDUINO_TYPE "TEENSY3132"
 #undef USB_SERIAL