I'm trying to interface with a 23K256 SPI RAM IC using an Arduino Mega 2560. I can't use the standard SPI pins, since I'm using an ethernet shield and it doesn't play nicely when SS is set high. So, ...
I am trying to read the device ID of a serial flash memory by using the SPI connections on an mbed. In the datasheet for the serial flash memory W25Q80 there is this figure. The following is the ...