AMS AS5048 Eval-Kit Manual do kit - Página 11

Procurar online ou descarregar pdf Manual do kit para Acessórios AMS AS5048 Eval-Kit. AMS AS5048 Eval-Kit 16 páginas. 14-bit rotary position sensor with digital angle (interface) and pwm output
Também para AMS AS5048 Eval-Kit: Manual de operação (10 páginas), Manual do utilizador (12 páginas)

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AS5048 Adapter Board

dat |= spiCalcEvenParity(dat) << 15;

spiTransfer((u8*)&dat, sizeof(u16));

}

magreg = dat;

#endif

for

(i = 0; i < 2; i++)

{

/* the result is available only just in the second transfer.

transfers must be separated by chip selects */

dat

= SPI_CMD_READ | SPI_REG_DATA;

dat |= spiCalcEvenParity(dat);

spiTransfer((u8*)&dat, sizeof(u16));

}

#ifdef

AS5048_CHIPDESCRIPTION

((dat & 0x4000) || (agcreg & 0x4000) || (magreg & 0x4000))

#else

(((dat >> 1) & 0x1) || ((agcreg >> 1) & 0x1))

#endif

{

/* error flag set - need to reset it */

dat

= SPI_CMD_READ | SPI_REG_CLRERR;

dat |= spiCalcEvenParity(dat);

spiTransfer((u8*)&dat, sizeof(u16));

}

else

{

#ifdef

AS5048_CHIPDESCRIPTION

dd->agc = agcreg & 0xff;

dd->value = dat & (currentChipDescription->positions - 31 - 1);

dd->angle = (dd->value * 360) / currentChipDescription->positions;

dd->magnitude = magreg & (currentChipDescription->positions - 31 - 1);

dd->alarmLo = (agcreg >> 10) & 0x1;

dd->alarmHi = (agcreg >> 11) & 0x1;

#else

dd->agc

= (agcreg >> 2) & 0x3F;

dd->value

= (dat >> 2) &

dd->angle

(dd->value

dd->alarmLo = (dat >> 14) & 0x1;

dd->alarmHi = (dat >> 15) & 0x1;

#endif

}

ams Eval Kit Manual, Confidential

[v1-3] 2014-Aug-01

(currentChipDescription->positions

* 360) / currentChipDescription->positions;

- 1);

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