This data Flash from Microchip is an 8Mb SPI serial Flash. It supports single voltage read and write operations under 2.7-3.6V power supply.
SPI Signal Name | MCU SPI Pin | Data Flash Pin |
---|---|---|
SCK | PA3 | pin #6 |
SS | PA4 | pin #1 |
MISO | PA2 | pin #2 |
MOSI | PA1 | pin #5 |