Diff: AD8556.h

Revision:

0:05eaa16f3327

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AD8556.h	Wed Sep 11 13:30:19 2013 +0000
@@ -0,0 +1,94 @@
+/**
+ * @brief AD8556:  Digitally Programmable Sensor Signal Amplifier with EMI Filters
+ * http://www.analog.com/en/specialty-amplifiers/instrumentation-amplifiers/ad8556/products/product.html
+ * @date 05/09/2013
+ * @author F.BLANC LAAS-CNRS
+ * http://homepages.laas.fr/fblanc/
+ */
+#ifndef AD8556_H
+
+#define AD8556_H
+
+#include "mbed.h"
+enum ADC_MODE {
+    ADC_MODE_SENSE_CURENT = 0x00,
+    ADC_MODE_SIMULATION = 0x01,
+    ADC_MODE_FUSE = 0x02,
+    ADC_MODE_READ = 0x03
+};
+enum ADC_FUNCTION {
+    ADC_Change_Sense_Current = 0x00,
+    ADC_Simulate_Parameter_Value = 0x01,
+    ADC_Program_Parameter_Value = 0x02,
+    ADC_Read_Parameter_Value = 0x03
+};
+enum ADC_PARAMETER {
+    ADC_Second_Stage_Gain_Code = 0x00,
+    ADC_First_Stage_Gain_Code = 0x01,
+    ADC_Output_Offset_Code = 0x02,
+    ADC_Other_Functions = 0x03
+};
+/** AD8556 class.
+ *  Used for controlling a AD8556 Instrumentation Amplifiers  connected via Single-wire serial interface.
+ *
+ */
+class AD8556
+{
+protected:
+private:
+    /**
+     * @brief write_bit
+     *
+     * @param bit 1 or 0
+     */
+    void write_bit(unsigned char bit);
+    /**
+     * @brief read_bit
+     *
+     * @return bit 1 or 0
+     */
+    unsigned char read_bit();
+    /**
+    * @brief trame
+    * @param parameter
+    * @param mode
+    * @param data
+    */
+    void trame(unsigned char parameter,unsigned char mode,unsigned char data);
+public:
+    /**
+     * @brief Constructor.
+     * @param dig
+     */
+    AD8556(PinName dig);
+    DigitalInOut _dig;
+
+    /**
+     * @brief Destructor.
+     */
+    ~AD8556();
+    /**
+    * @brief init
+    * @param First_Stage_Gain_Code
+    * @param Second_Stage_Gain_Code
+    * @param Vdac_Code
+    */
+    int init(unsigned char mode=ADC_MODE_SIMULATION, unsigned char First_Stage_Gain_Code=0, unsigned char Second_Stage_Gain_Code=0,unsigned char Vdac_Code=0x7F);
+    /**
+    * @brief prog_vdac
+    * @param vdac consigne (volt)
+    * @param vdd positive voltage supply (volt)
+    * @param vss nagative voltage supply (volt)
+    * @param mode
+    */
+    void prog_vdac(float vdac, float vdd=5.0 ,float vss=0.0, unsigned char mode=ADC_MODE_SIMULATION);
+    /**
+    * @brief prog_gain
+    * @param gain 70 to 1280
+
+    * @param mode
+    */
+    void prog_gain(float gain=70.0, unsigned char mode=ADC_MODE_SIMULATION);
+
+};
+#endif
\ No newline at end of file