Add board for ReButton

Author: matsujirushi

readme.md

@@ -16,6 +16,8 @@ Grove
 * [Wio LTE M1/NB1(BG96)](https://soracom.jp/products/module/wio_lte_m1_nb1/)
   * Arduino - SeeedJP STM32 Boards by Seeed K.K. + Wio cell lib for Arduino by Seeed K.K.
   * (Mbed - [Seeed Wio LTE M1/NB1(BG96)](https://os.mbed.com/platforms/Seeed-Wio-BG96/)) ← 開発予定
+* [ReButton](https://aka.ms/rebutton)
+  * Arduino - SeeedJP ReButton by Seeed K.K.
 
 ### Groveモジュール
 

src/Board/Seeed_ReButton/GroveBoard.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#if defined ARDUINO_Seeed_ReButton
+
+#include <mbed.h>
+
+class GroveBoard
+{
+private:
+	mbed::I2C _I2c;
+
+public:
+	GroveConnectorI2C I2C;
+
+public:
+	GroveBoard() :
+		_I2c(PB_9, PB_8),
+		I2C(&_I2c)
+	{
+	}
+
+};
+
+#endif // ARDUINO_Seeed_ReButton

src/GroveDriverPack.h

@@ -63,4 +63,6 @@
 #include "Board/WIO_3G/GroveBoard.h"
 #elif defined ARDUINO_WIO_LTE_M1NB1_BG96
 #include "Board/WIO_LTE_M1NB1_BG96/GroveBoard.h"
+#elif defined ARDUINO_Seeed_ReButton
+#include "Board/Seeed_ReButton/GroveBoard.h"
 #endif