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LIS3DH custom reg settings
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| // Add these to public methods block: | |
| // Getters for i2c_dev and spi_dev - Modification to the original library | |
| Adafruit_I2CDevice *getI2CDevice() { return i2c_dev; } | |
| Adafruit_SPIDevice *getSPIDevice() { return spi_dev; } |
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| // This is how I use them | |
| // ... other init code ... | |
| Adafruit_I2CDevice *i2c_dev = imu.getI2CDevice(); ///< Pointer to I2C bus interface | |
| Adafruit_SPIDevice *spi_dev = imu.getSPIDevice(); ///< Pointer to SPI bus interface | |
| Adafruit_BusIO_Register ctrl3 = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CTRL3, 1); | |
| Adafruit_BusIO_RegisterBits i1_click = Adafruit_BusIO_RegisterBits(&ctrl3, 1, 7); | |
| i1_click.write(1); // enable i1 click | |
| Adafruit_BusIO_Register ctrl5 = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CTRL5, 1); | |
| Adafruit_BusIO_RegisterBits int1_latch_bit = Adafruit_BusIO_RegisterBits(&ctrl5, 1, 3); | |
| int1_latch_bit.write(true); | |
| // and so on |
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| void imu_setClick() { | |
| imu.setRange(LIS3DH_RANGE_8_G); // 2, 4, 8 or 16 G! | |
| imu.enableDRDY(false); | |
| // Adjust this number for the sensitivity of the 'click' force | |
| // this strongly depend on the range! for 16G, try 5-10 | |
| // for 8G, try 10-20. for 4G try 20-40. for 2G try 40-80 | |
| const uint8_t clickthresh = 70; | |
| // const uint8_t clickthresh = 20; | |
| const uint8_t timelimit = 10; | |
| const uint8_t timelatency = 20; | |
| const uint8_t timewindow = 255; | |
| Adafruit_I2CDevice *i2c_dev = imu.getI2CDevice(); ///< Pointer to I2C bus interface | |
| Adafruit_SPIDevice *spi_dev = imu.getSPIDevice(); ///< Pointer to SPI bus interface | |
| Adafruit_BusIO_Register ctrl3 = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CTRL3, 1); | |
| Adafruit_BusIO_RegisterBits i1_click = Adafruit_BusIO_RegisterBits(&ctrl3, 1, 7); | |
| Adafruit_BusIO_Register click_cfg = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CLICKCFG, 1); | |
| i1_click.write(1); // enable i1 click | |
| Adafruit_BusIO_Register ctrl5 = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CTRL5, 1); | |
| Adafruit_BusIO_RegisterBits int1_latch_bit = Adafruit_BusIO_RegisterBits(&ctrl5, 1, 3); | |
| int1_latch_bit.write(true); | |
| // click_cfg.write(0x15); // turn on all axes & singletap | |
| // click_cfg.write(0x2A); // turn on all axes & doubletap | |
| click_cfg.write(0x10); // turn on Z axis & singletap | |
| Adafruit_BusIO_Register click_ths = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_CLICKTHS, 1); | |
| click_ths.write(clickthresh); // arbitrary | |
| Adafruit_BusIO_Register time_limit = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_TIMELIMIT, 1); | |
| time_limit.write(timelimit); // arbitrary | |
| Adafruit_BusIO_Register time_latency = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_TIMELATENCY, 1); | |
| time_latency.write(timelatency); // arbitrary | |
| Adafruit_BusIO_Register time_window = Adafruit_BusIO_Register(i2c_dev, spi_dev, ADDRBIT8_HIGH_TOREAD, LIS3DH_REG_TIMEWINDOW, 1); | |
| time_window.write(timewindow); // arbitrary | |
| } |
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