Diff: ads1015.h

Revision:

0:b3c2afab9578

Child:

1:fa7b90993eb3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ads1015.h	Thu Jan 26 17:00:38 2017 +0000
@@ -0,0 +1,88 @@
+#ifndef _ADS1015_H_
+#define _ADS1015_H_
+
+#include "mbed.h"
+
+/*=============================================================================
+
+Conversion delay (in ms)
+
+=============================================================================*/
+#define ADS1015_CONVERSIONDELAY 1
+
+/*=============================================================================
+
+Register Map
+
+=============================================================================*/
+#define ADS1015_REG_CONVERSION  0x00
+#define ADS1015_REG_CONFIG      0x01
+#define ADS1015_REG_LOWTHRESH   0x02
+#define ADS1015_REG_HITHRESH    0X03
+
+/*=============================================================================
+
+Config Register Field Descriptions
+
+=============================================================================*/
+#define ADS1015_CONFIG_OS_START_CONV    0x8000
+
+#define ADS1015_CONFIG_MUX_DIFF_0_1     0x0000
+#define ADS1015_CONFIG_MUX_DIFF_0_3     0x1000
+#define ADS1015_CONFIG_MUX_DIFF_1_3     0x2000
+#define ADS1015_CONFIG_MUX_DIFF_2_3     0x3000
+#define ADS1015_CONFIG_MUX_SINGLE_0     0X4000
+#define ADS1015_CONFIG_MUX_SINGLE_1     0x5000
+#define ADS1015_CONFIG_MUX_SINGLE_2     0x6000
+#define ADS1015_CONFIG_MUX_SINGLE_3     0x7000
+
+#define ADS1015_CONFIG_MODE_CONT        0x0000
+#define ADS1015_CONFIG_MODE_SINGLE      0x0100
+
+#define ADS1015_CONFIG_DR_128SPS        0x0000
+#define ADS1015_CONFIG_DR_250SPS        0x0020
+#define ADS1015_CONFIG_DR_490SPS        0x0040
+#define ADS1015_CONFIG_DR_920SPS        0x0060
+#define ADS1015_CONFIG_DR_1600SPS       0x0080
+#define ADS1015_CONFIG_DR_2400SPS       0x00A0
+#define ADS1015_CONFIG_DR_3300SPS       0x00C0
+
+#define ADS1015_CONFIG_COMP_MODE_TRAD   0x0000
+#define ADS1015_CONFIG_COMP_MODE_WINDOW 0x0010
+
+#define ADS1015_CONFIG_COMP_POL_ACTVLOW 0x0000
+#define ADS1015_CONFIG_COMP_POL_ACTVHI  0x0008
+
+#define ADS1015_CONFIG_COMP_LAT_NONE    0x0000
+#define ADS1015_CONFIG_COMP_LAT_LATCH   0x0004
+
+#define ADS1015_CONFIG_COMP_QUE_1CONV   0x0000
+#define ADS1015_CONFIG_COMP_QUE_2CONV   0X0001
+#define ADS1015_CONFIG_COMP_QUE_4CONV   0x0002
+#define ADS1015_CONFIG_COMP_QUE_NONE    0x0003
+
+/*=============================================================================
+
+GAIN
+
+=============================================================================*/
+#define ADS1015_GAIN_TWOTHRIDS  0x0000
+#define ADS1015_GAIN_ONE        0x0200
+#define ADS1015_GAIN_TWO        0x0400
+#define ADS1015_GAIN_FOUR       0x0600
+#define ADS1015_GAIN_EIGHT      0x0800
+#define ADS1015_GAIN_SIXTEEN    0x0A00
+
+class ADS1015{
+    public:
+        ADS1015(uint8_t i2c_addr, I2C* i2c_object, uint16_t adc_gain); 
+        void write_16(uint8_t reg, uint16_t msg);
+        char read_8(uint8_t reg);
+    
+    private:
+        uint8_t ADS1015_ADDR;
+        uint16_t m_gain;
+        I2C* i2c;
+}
+
+#endif
\ No newline at end of file