You’ll need to throw in a chip select pin, but that’s pretty ... and gets around the problem of having SPI-related code happening in both the main loop of a program and whenever an interrupt ...

These flow charts show the programming for a high ... outputs without using any CPU I/O pins. The chips accept output commands over the CPU’s SPI bus and pass on diagnostic information regarding ...

The Serial Peripheral Interface (SPI) serial flash devices use a three-wire interface, which is said to result in a lower pin count for the ICs. Three devices make up the family: the 512-Kb ...