From 8b26deb581464a26e5583e26490d57e7632e204c Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Fri, 26 Nov 2021 11:37:29 +0700
Subject: [PATCH] fix 32u4 which is avr core without WIRE_HAS_END

---
 Adafruit_I2CDevice.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Adafruit_I2CDevice.cpp b/Adafruit_I2CDevice.cpp
index bbe869c..b109f9d 100644
--- a/Adafruit_I2CDevice.cpp
+++ b/Adafruit_I2CDevice.cpp
@@ -39,12 +39,13 @@ bool Adafruit_I2CDevice::begin(bool addr_detect) {
  *    @brief  De-initialize device, turn off the Wire interface
  */
 void Adafruit_I2CDevice::end(void) {
-#ifndef ESP8266
-  // ESP8266 does not implement Wire::end()
+  // Not all port implement Wire::end(), such as
+  // - ESP8266
+  // - AVR core without WIRE_HAS_END
+#if ! ( defined(ESP8266) || (defined(ARDUINO_ARCH_AVR) && !defined(WIRE_HAS_END)) )
   _wire->end();
-#endif
-
   _begun = false;
+#endif
 }
 
 /*!