2.7 External Data Flash

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.

Figure 2-11. External Data Flash
Table 2-4. Pinout for the SPI Interface
SPI Signal NameMCU SPI PinData Flash Pin
SCKPA3pin #6
SSPA4pin #1
MISOPA2pin #2
MOSIPA1pin #5