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CHAPTER 16 FLASH MEMORY
16.2 Block Diagram of Flash Memory
Figure 16.2-1 is a block diagram of the flash memory.
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Block Diagram of Flash Memory
Figure 16.2-1 Block diagram of the Flash Memory
RDY/BUSYX
RESETX
BYTEX
OEX
WEX
CEX
INTE RDYINT RDY WE
FA18-0 DI15-0 DO31-0
CD31-0CA18-0
2Mbit (254K 8/127K 16)
Rising edge detection
Control signal
generation
Flash memory
Interrupt request
Bus control signal
Address buffer
Data buffer
FR-C bus (instruction/data)