Paul Clarke
Used for testing battery sense circuit, looking for max and min levels. Allow for finding true empty, half and full values for driving LEDs for example
Dependencies: mbed MPL3115A2 TSI WiGo_BattCharger
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main.h
00001 00002 #define MPL3115A2_I2C_ADDRESS (0x60<<1) 00003 #define MAG_ADDR 0x1D 00004 // define registers 00005 #define MAG_DR_STATUS 0x00 00006 #define MAG_OUT_X_MSB 0x01 00007 #define MAG_OUT_X_LSB 0x02 00008 #define MAG_OUT_Y_MSB 0x03 00009 #define MAG_OUT_Y_LSB 0x04 00010 #define MAG_OUT_Z_MSB 0x05 00011 #define MAG_OUT_Z_LSB 0x06 00012 #define MAG_WHO_AM_I 0x07 00013 #define MAG_SYSMOD 0x08 00014 #define MAG_OFF_X_MSB 0x09 00015 #define MAG_OFF_X_LSB 0x0A 00016 #define MAG_OFF_Y_MSB 0x0B 00017 #define MAG_OFF_Y_LSB 0x0C 00018 #define MAG_OFF_Z_MSB 0x0D 00019 #define MAG_OFF_Z_LSB 0x0E 00020 #define MAG_DIE_TEMP 0x0F 00021 #define MAG_CTRL_REG1 0x10 00022 #define MAG_CTRL_REG2 0x11 00023 00024 // what should WHO_AM_I return? 00025 #define MAG_3110_WHO_AM_I_VALUE 0xC4 00026 00027 00028 // Fields in registers 00029 // CTRL_REG1: dr2,dr1,dr0 os1,os0 fr tm ac 00030 00031 // Sampling rate from 80Hz down to 0.625Hz 00032 #define MAG_3110_SAMPLE80 0 00033 #define MAG_3110_SAMPLE40 0x20 00034 #define MAG_3110_SAMPLE20 0x40 00035 #define MAG_3110_SAMPLE10 0x60 00036 #define MAG_3110_SAMPLE5 0x80 00037 #define MAG_3110_SAMPLE2_5 0xA0 00038 #define MAG_3110_SAMPLE1_25 0xC0 00039 #define MAG_3110_SAMPLE0_625 0xE0 00040 00041 // How many samples to average (lowers data rate) 00042 #define MAG_3110_OVERSAMPLE1 0 00043 #define MAG_3110_OVERSAMPLE2 0x08 00044 #define MAG_3110_OVERSAMPLE3 0x10 00045 #define MAG_3110_OVERSAMPLE4 0x18 00046 00047 // read only 1 byte per axis 00048 #define MAG_3110_FASTREAD 0x04 00049 // do one measurement (even if in standby mode) 00050 #define MAG_3110_TRIGGER 0x02 00051 // put in active mode 00052 #define MAG_3110_ACTIVE 0x01 00053 00054 // CTRL_REG2: AUTO_MRST_EN _ RAW MAG_RST _ _ _ _ _ 00055 // reset sensor after each reading 00056 #define MAG_3110_AUTO_MRST_EN 0x80 00057 // don't subtract user offsets 00058 #define MAG_3110_RAW 0x20 00059 // reset magnetic sensor after too-large field 00060 #define MAG_3110_MAG_RST 0x10 00061 00062 // DR_STATUS Register ZYXOW ZOW YOW XOW ZYXDR ZDR YDR XDR 00063 #define MAG_3110_ZYXDR 0x08 00064 00065 00066 #define PI 3.14159265359 00067 #define ON 0 00068 #define OFF 1 00069 00070 #define RGB_LED_ON 0 00071 #define RGB_LED_OFF 1 00072
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