BORA Lite SOM/BORA Lite Hardware/Peripherals/Static memory controller

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History
Issue Date Notes
2020/12/04 New documentation layout



Static memory controller (SMC) signals are routed to the connectors to connect an external flash NAND memory chip. The following table describes the interface signals:

Pin name Conn. pin Function Notes
NAND_CS0 J1.122 NAND flash chip select MIO bank 0, pin 0
NAND_IO0 J1.119 NAND I/O 0 MIO bank 0, pin 5
NAND_IO1 J1.129 NAND I/O 1 MIO bank 0, pin 6
NAND_IO2 J1.121 NAND I/O 2 MIO bank 0, pin 4
NAND_IO3 J1.124 NAND I/O 3 MIO bank 0, pin 13
NAND_IO4 J1.126 NAND I/O 4 MIO bank 0, pin 9
NAND_IO5 J1.128 NAND I/O 5 MIO bank 0, pin 10
NAND_IO6 J1.132 NAND I/O 6 MIO bank 0, pin 11
NAND_IO7 J1.134 NAND I/O 7 MIO bank 0, pin 12
NAND_WE J1.123 NAND write enable MIO bank 0, pin 3
NAND_ALE J1.125 NAND address latch MIO bank 0, pin 2
NAND_RB J1.136 NAND ready/busy MIO bank 0, pin 8
NAND_CLE J1.138 NAND command latch enable MIO bank 0, pin 7