add some interrupt support & clang format

.travis.yml

@@ -10,6 +10,13 @@ git:
 env:
   global:
      - PRETTYNAME="Adafruit MSA301 Arduino Library"
+addons:
+  apt:
+    sources:
+      - llvm-toolchain-trusty-5.0
+      - key_url: 'http://apt.llvm.org/llvm-snapshot.gpg.key'
+    packages:
+      - clang-format-5.0
 
 before_install:
    - source <(curl -SLs https://raw.githubusercontent.com/adafruit/travis-ci-arduino/master/install.sh)
@@ -19,6 +26,7 @@ install:
    - arduino --install-library "Adafruit Unified Sensor"
 
 script:
+   - ./run-clang-format.py -r .
    - build_main_platforms
 
 # Generate and deploy documentation

Adafruit_MSA301.cpp

@@ -281,9 +281,9 @@ uint8_t Adafruit_MSA301::getClick(void) {
   return ClickStatus.read();
 }
 
-void Adafruit_MSA301::enableInterrupts(bool orient, bool singletap, bool doubletap,
+void Adafruit_MSA301::enableInterrupts(bool singletap, bool doubletap,
 				       bool activeX, bool activeY, bool activeZ,
-				       bool newData, bool freefall) {
+				       bool newData, bool freefall, bool orient) {
   Adafruit_BusIO_Register IntSet0 = 
     Adafruit_BusIO_Register(i2c_dev, MSA301_REG_INTSET0, 1);
   Adafruit_BusIO_Register IntSet1 = 
@@ -302,6 +302,23 @@ void Adafruit_MSA301::enableInterrupts(bool orient, bool singletap, bool doublet
   IntSet1.write(irqs);
 }
 
+void Adafruit_MSA301::mapInterruptPin(bool singletap, bool doubletap, bool activity, 
+				   bool newData, bool freefall, bool orient) {
+  Adafruit_BusIO_Register IntMap0 = 
+    Adafruit_BusIO_Register(i2c_dev, MSA301_REG_INTMAP0, 1);
+  Adafruit_BusIO_Register IntMap1 = 
+    Adafruit_BusIO_Register(i2c_dev, MSA301_REG_INTMAP1, 1);
+  uint8_t irqs = 0;
+  irqs |= orient << 6;
+  irqs |= singletap << 5;
+  irqs |= doubletap << 4;
+  irqs |= activity << 2;
+  irqs |= freefall << 0;
+  IntMap0.write(irqs);
+  irqs = newData << 0;
+  IntMap1.write(irqs);
+}
+
 uint8_t Adafruit_MSA301::getMotionInterruptStatus(void) {
   Adafruit_BusIO_Register IntStatus = 
     Adafruit_BusIO_Register(i2c_dev, MSA301_REG_MOTIONINT, 1);

Adafruit_MSA301.h

@@ -44,6 +44,8 @@ I2C ADDRESS/BITS
 #define MSA301_REG_POWERMODE     0x11
 #define MSA301_REG_INTSET0       0x16
 #define MSA301_REG_INTSET1       0x17
+#define MSA301_REG_INTMAP0       0x19
+#define MSA301_REG_INTMAP1       0x1A
 #define MSA301_REG_TAPDUR        0x2A
 #define MSA301_REG_TAPTH         0x2B
 
@@ -147,6 +149,8 @@ class Adafruit_MSA301 : public Adafruit_Sensor {
   void enableInterrupts(bool singletap=false, bool doubletap=false,
 			bool activeX=false, bool activeY=false, bool activeZ=false,
 			bool newData=false, bool freefall=false, bool orient=false);
+  void mapInterruptPin(bool singletap=false, bool doubletap=false, bool activity=false, 
+		    bool newData=false, bool freefall=false, bool orient=false);
   
   uint8_t getClick(void);
   uint8_t getMotionInterruptStatus(void) ;