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3
votes
1answer
200 views

Working with FTDI library for accessing FPGA memory

I asked a related question here. The board is Lattice MACHX02 1200 ZE. I am using FTDI Library FTCSPI to access Lattice FPGA UFM through FTDI chip FT2232H. I configured the FPGA in SPI slave by using ...
2
votes
1answer
824 views

SPI: TI or Motorola mode?

I am programming a Cortex M3 bare-metal to talk with SPI Flash. One of the configuration bits of an SPI control register is FRF (Frame format). It can either be set ...
1
vote
5answers
278 views

Does reset do the same thing as shutting off the power to this device and turning it back on?

I am trying to control a serial dataflash memory through an mbed. It is an AT45DB021B and the datasheet is here. It has a reset pin that I have wired to the mbed so that a software reset can be done. ...