Diff: IQS62x.h

Revision:

0:ce75ae1e8fc7

Child:

1:2f08ab339e17

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IQS62x.h	Sat Feb 04 07:19:09 2017 +0000
@@ -0,0 +1,29 @@
+// A class library for Azoteq IQS62x devices
+#include "mbed.h"
+
+// Verify these 3 pin definitions if your hardware is not on the list of tested boards
+// If your board has an Arduino interface the definitions below will likely work
+
+#define IQS_I2C_CLOCK_PIN I2C_SCL   /* on NUCLEO boards this is marked as SCL/D15 on CN5 */
+#define IQS_I2C_DATA_PIN I2C_SDA    /* on NUCLEO boards this is marked as SDA/D14 on CN5 */
+#define IQS_READY_PIN D2            /* on NUCLEO boards this is marked as D2 on CN9 */
+
+#define I2C_ADR (0x44 << 1) /* I2C address of IQS62x */
+#define I2CSPEED 100000 /* I2C clock speed */
+#define NUMBER_OF_REGISTERS 224 /* number of registers to read from IQS62x */
+#define I2CBufferSize 256 /* size of I2C read buffer */
+
+class IQS62xIO { // basic IQS62x block read and write
+  public:
+    I2C i2c; // I2C interface
+    DigitalIn IQSready; // ready pin
+    const static int I2Cspeed = I2CSPEED; // I2C clock rate
+    int I2CErrorCount; // number of I2C errors
+    char I2CBuffer [I2CBufferSize]; // I2C read buffer
+    char * registers; // pointer to I2C read buffer
+    IQS62xIO(); // constructor    
+    
+    void configure(); // write configuration registers of the IQS62x    
+    void readAll(); // read all registers from the IQS62x     
+    void waitForReady(); // wait for IQS62x ready signal
+};
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