diff --git a/.travis.yml b/.travis.yml
index afd87022..b9c00915 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -74,6 +74,6 @@ install:
     - platformio lib install 62 416 417
 
 script:
-    - platformio ci --lib="." --board=uno --board=due --board=teensy30 --board=teensy31 --board=teensy35 --board=teensy36 --board=teensylc
+    - platformio ci --lib="." --board=uno --board=due --board=genuino101 --board=teensy30 --board=teensy31 --board=teensy35 --board=teensy36 --board=teensylc
     - export PLATFORMIO_BUILD_FLAGS="$PLATFORMIO_BUILD_FLAGS -Wno-unused-function" # Workaround https://github.com/esp8266/Arduino/pull/2881
     - platformio ci --lib="." --board=esp12e --board=nodemcu
diff --git a/avrpins.h b/avrpins.h
index 41b11abd..8f329fa4 100644
--- a/avrpins.h
+++ b/avrpins.h
@@ -1167,6 +1167,58 @@ MAKE_PIN(P19, GPIOC, GPIO_PIN_0); // A5
 
 #endif
 
+#elif defined(__ARDUINO_ARC__)
+
+#include <avr/pgmspace.h>
+// Pointers are 32 bits on arc
+#define pgm_read_pointer(p) pgm_read_dword(p)
+
+#define MAKE_PIN(className, pin) \
+class className { \
+public: \
+  static void Set() { \
+    digitalWrite(pin, HIGH);\
+  } \
+  static void Clear() { \
+    digitalWrite(pin, LOW); \
+  } \
+  static void SetDirRead() { \
+    pinMode(pin, INPUT); \
+  } \
+  static void SetDirWrite() { \
+    pinMode(pin, OUTPUT); \
+  } \
+  static uint8_t IsSet() { \
+    return digitalRead(pin); \
+  } \
+};
+
+MAKE_PIN(P0, 0);
+MAKE_PIN(P1, 1);
+MAKE_PIN(P2, 2);
+MAKE_PIN(P3, 3); //PWM
+MAKE_PIN(P4, 4);
+MAKE_PIN(P5, 5); //PWM
+MAKE_PIN(P6, 6); //PWM
+MAKE_PIN(P7, 7);
+MAKE_PIN(P8, 8);
+MAKE_PIN(P9, 9); //PWM
+
+MAKE_PIN(P10, 10); //SPI SS
+MAKE_PIN(P11, 11); //SPI MOSI
+MAKE_PIN(P12, 12); //SPI MISO
+MAKE_PIN(P13, 13); //SPI SCK / BUILTIN LED
+
+MAKE_PIN(P14, 14); // A0
+MAKE_PIN(P15, 15); // A1
+MAKE_PIN(P16, 16); // A2
+MAKE_PIN(P17, 17); // A3
+MAKE_PIN(P18, 18); // A4 SDA
+MAKE_PIN(P19, 19); // A5 SCL
+MAKE_PIN(P20, 20); // ATN
+
+#undef MAKE_PIN
+
 #elif defined(__ARDUINO_X86__) // Intel Galileo, Intel Galileo 2 and Intel Edison
 
 #include <avr/pgmspace.h>
diff --git a/examples/USBH_MIDI/USBH_MIDI_dump/USBH_MIDI_dump.ino b/examples/USBH_MIDI/USBH_MIDI_dump/USBH_MIDI_dump.ino
index db8faadb..d5e3f1db 100644
--- a/examples/USBH_MIDI/USBH_MIDI_dump/USBH_MIDI_dump.ino
+++ b/examples/USBH_MIDI/USBH_MIDI_dump/USBH_MIDI_dump.ino
@@ -69,7 +69,11 @@ void MIDI_poll()
     pid = Midi.pid;
   }
   if (Midi.RecvData( &rcvd,  bufMidi) == 0 ) {
+#ifdef __ARDUINO_ARC__
+    sprintf(buf, "%016llX: ", millis()); // millis() is 64-bits on the Arduino/Genuino 101
+#else
     sprintf(buf, "%08lX: ", millis());
+#endif
     Serial.print(buf);
     Serial.print(rcvd);
     Serial.print(':');
diff --git a/usbhost.h b/usbhost.h
index 85e0ceb9..62e4fbb2 100644
--- a/usbhost.h
+++ b/usbhost.h
@@ -103,7 +103,7 @@ typedef SPi< Pb1, Pb2, Pb3, Pb0 > spi;
 typedef SPi< Pb5, Pb3, Pb4, Pb2 > spi;
 #elif defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega1284__) || defined(__AVR_ATmega1284P__)
 typedef SPi< Pb7, Pb5, Pb6, Pb4 > spi;
-#elif (defined(CORE_TEENSY) && (defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__) || defined(__MKL26Z64__))) || defined(__ARDUINO_X86__) || defined(__MIPSEL__) || defined(STM32F4)
+#elif (defined(CORE_TEENSY) && (defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__) || defined(__MKL26Z64__))) || defined(__ARDUINO_ARC__) || defined(__ARDUINO_X86__) || defined(__MIPSEL__) || defined(STM32F4)
 typedef SPi< P13, P11, P12, P10 > spi;
 #elif defined(ARDUINO_SAM_DUE) && defined(__SAM3X8E__)
 typedef SPi< P76, P75, P74, P10 > spi;