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Add sensitivity selection menu

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This commit is contained in:
Ben V. Brown
2017-05-17 22:53:16 +10:00
parent c9d0d5bdb3
commit 53a1b9b7f4
5 changed files with 80 additions and 11 deletions
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4
workspace/ts100/src/MMA8652FC.c
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@@ -34,10 +34,10 @@ void StartUp_Accelerometer(uint8_t sensitivity) {
I2C_RegisterWrite( CTRL_REG2, 0x40); // Reset all registers to POR values
delayMs(2); // ~1ms delay
I2C_RegisterWrite(FF_MT_CFG_REG, 0x78); // Enable motion detection for X and Y axis, latch enabled
I2C_RegisterWrite(FF_MT_THS_REG, sensitivity); // Set threshold
I2C_RegisterWrite(FF_MT_THS_REG, sensitivity|0x0F); // Set threshold
I2C_RegisterWrite(FF_MT_COUNT_REG, 0x01); // Set debounce to 100ms
I2C_RegisterWrite( CTRL_REG4, 0x04); // Enable motion interrupt
I2C_RegisterWrite( CTRL_REG5, 0x04);// Route motion interrupts to INT1 ->PB5 ->EXTI
I2C_RegisterWrite( CTRL_REG5, 0x04);// Route motion interrupts to INT1 ->PB5 ->EXTI5
I2C_RegisterWrite( CTRL_REG1, 0x19); // ODR=100 Hz, Active mode
}