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Help ,SPI read !!

How can i reaed 32bits word using spi ? I don't find the function to configure the SPI to read 32bit word ? And how top start reading ? Is this function"uint8_t nrf_spi_rxd_get(NRF_SPI_Type * p_spi);" for reading or for getting the data received on spi ?

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0 Wojtek over 8 years ago

what is the difference between reading 32bit word or 4x8bit word in SPI?
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0 ToTo over 8 years ago

Is there any API to tell that the transfer is of 4 bytes,not only 1byte ? So when i activate the SPI to read , and i get the 4 bytes together !!
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0 ToTo over 8 years ago

I'm using NRF to communicate with AD7780. I will read data periodically every 100ms. I find an example using SPI on sdk11 and it has an API under "nrf_spi.h"
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0 Wojtek over 8 years ago

If you are not sure how to use nrf_spi, I suggest using driver which is described quite well in here.
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0 Roger Clark over 8 years ago

See also

examples/peripheral/spi
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