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MSP430FR5994: Improving SD card writing speed

Part Number: MSP430FR5994
Other Parts Discussed in Thread: MSP-EXP430FR5994,

Hi,

Writing data to SD Card is bit slow(it takes 30ms to write 300 bytes).
Is this the limitation of SPI based SD card interface on MSP430?

We are trying to evaluate FFT on MSP-EXP430FR5994 and the FFT calculation data
will be stored to the SD card(FatFs). Is there any way to improve the SD card write speed?

We are using OutOfBox_MSP430FR5994 sample code FatFs/SDCardLib from TI.

What could be the maximum throughput that could be achieved?

Best Regards
Paddu

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