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Making the auto-flip less sensitive #34

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Ben V. Brown
2017-07-27 20:29:17 +10:00
parent 5a26bf413a
commit 535a1b3aa9
1 changed files with 5 additions and 2 deletions
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7
workspace/ts100/src/MMA8652FC.c
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@@ -44,12 +44,15 @@ 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
uint8_t sens = 9 * 7 + 5;
sens -= 7 * sensitivity;
uint8_t sens = 9 * 6 + 5;
sens -= 6 * sensitivity;
I2C_RegisterWrite(FF_MT_THS_REG, 0x80 | sens); // Set threshold
I2C_RegisterWrite(FF_MT_COUNT_REG, 0x02); // Set debounce to 100ms
I2C_RegisterWrite(PL_CFG_REG, 0x40); //Enable the orientation detection
I2C_RegisterWrite(PL_COUNT_REG, 200); //200 count debounce
I2C_RegisterWrite(PL_BF_ZCOMP_REG, 0b01000111); //Set the threshold to 42 degrees
I2C_RegisterWrite(P_L_THS_REG, 0b10011100);//Up the trip angles
I2C_RegisterWrite( CTRL_REG4, 0x04); // Enable motion interrupt
I2C_RegisterWrite( CTRL_REG5, 0x04);// Route motion interrupts to INT1 ->PB5 ->EXTI5
I2C_RegisterWrite( CTRL_REG1, 0x11); // ODR=800 Hz, Active mode