SAM3SD8B Atmel Corporation, SAM3SD8B Datasheet - Page 31

• Manufacturer Part Number: SAM3SD8B
• Manufacturer: Atmel Corporation

9.2
9.2.1
10. System Controller
11090AS–ATARM–10-Feb-12
External Memories
Static Memory Controller
The SAM3S8/SD8 features one External Bus Interface to provide an interface to a wide range of
external memories and to any parallel peripheral.
The System Controller is a set of peripherals, which allow handling of key elements of the sys-
tem, such as power, resets, clocks, time, interrupts, watchdog, etc...
See the system controller block diagram in
• 16-Mbyte Address Space per Chip Select
• 8- bit Data Bus
• Word, Halfword, Byte Transfers
• Programmable Setup, Pulse And Hold Time for Read Signals per Chip Select
• Programmable Setup, Pulse And Hold Time for Write Signals per Chip Select
• Programmable Data Float Time per Chip Select
• External Wait Request
• Automatic Switch to Slow Clock Mode
• Asynchronous Read in Page Mode Supported: Page Size Ranges from 4 to 32 Bytes
• NAND Flash additional logic supporting NAND Flash with Multiplexed Data/Address buses
• Hardware Configurable number of chip selects from 1 to 4
• Programmable timing on a per chip select basis
Figure 10-1 on page
SAM3S8/SD8 Summary
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