Create Adafruit_VCN4010.h

Feather_Holiday_Lights/Feather_32u4_Lights/Adafruit_VCN4010.h

@@ -0,0 +1,50 @@
+// VCNL4010 code adapted from:
+//   https://github.com/adafruit/Adafruit_VCNL4010
+#ifndef ADAFRUIT_VCNL4010_H
+#define ADAFRUIT_VCNL4010_H
+
+// the i2c address
+#define VCNL4010_I2CADDR_DEFAULT 0x13
+
+// commands and constants
+#define VCNL4010_COMMAND 0x80
+#define VCNL4010_PRODUCTID 0x81
+#define VCNL4010_PROXRATE 0x82
+#define VCNL4010_IRLED 0x83
+#define VCNL4010_AMBIENTPARAMETER 0x84
+#define VCNL4010_AMBIENTDATA 0x85
+#define VCNL4010_PROXIMITYDATA 0x87
+#define VCNL4010_INTCONTROL 0x89
+#define VCNL4010_PROXINITYADJUST 0x8A
+#define VCNL4010_INTSTAT 0x8E
+#define VCNL4010_MODTIMING 0x8F
+
+typedef enum
+  {
+    VCNL4010_3M125   = 3,
+    VCNL4010_1M5625  = 2,
+    VCNL4010_781K25  = 1,
+    VCNL4010_390K625 = 0,
+  } vcnl4010_freq;
+
+#define VCNL4010_MEASUREAMBIENT 0x10
+#define VCNL4010_MEASUREPROXIMITY 0x08
+#define VCNL4010_AMBIENTREADY 0x40
+#define VCNL4010_PROXIMITYREADY 0x20
+
+class Adafruit_VCNL4010 {
+public:
+  Adafruit_VCNL4010() {}
+
+  bool begin(uint8_t a = VCNL4010_I2CADDR_DEFAULT);
+  uint16_t readProximity();
+  
+private:
+  uint8_t read8(uint8_t address);
+  uint16_t read16(uint8_t address);
+  void write8(uint8_t address, uint8_t data);
+  uint8_t _i2caddr;
+  
+};
+
+#endif