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add SPI.frequency to nRF

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This commit is contained in:
Dan Halbert 2018-01-30 13:23:00 -05:00
parent e550b024c5
commit 64831f4e7d
1 changed files with 20 additions and 0 deletions
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20
ports/nrf/common-hal/busio/SPI.c
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@ -184,3 +184,23 @@ bool common_hal_busio_spi_transfer(busio_spi_obj_t *self, uint8_t *data_out, uin
return true;
}
uint32_t common_hal_busio_spi_get_frequency(busio_spi_obj_t* self) {
switch (self->spi->FREQUENCY) {
case SPI_FREQUENCY_FREQUENCY_K125:
return 125000;
case SPI_FREQUENCY_FREQUENCY_K250:
return 250000;
case SPI_FREQUENCY_FREQUENCY_K500:
return 500000;
case SPI_FREQUENCY_FREQUENCY_M1:
return 1000000;
case SPI_FREQUENCY_FREQUENCY_M2:
return 2000000;
case SPI_FREQUENCY_FREQUENCY_M4:
return 4000000;
case SPI_FREQUENCY_FREQUENCY_M8:
return 8000000;
default:
return 0;
}
}