Analog Devices 82-0000603-01, ADSP-21535 E-KIT LITE EZ-KIT Lite License Restrictions, Memory Map

3.2EZ-KIT Lite License Restrictions

The license shipped with the EZ-KIT Lite imposes the following restrictions:

•Internal Memory space is limited to 176 KB of the ADSP-21535 internal memory space

•No connections to Simulator or Emulator sessions are allowed.

•Only one EZ-KIT Lite can be connected to the host PC and debugged at a time

3.3Memory Map

The ADSP-21535 has internal SRAM that can be used for instruction storage or data storage. The configuration of internal SRAM is detailed in the ADSP-21535 DSP Hardware Reference.

The ADSP-21535 EZ-KIT Lite board contains 272K x 16 bits of external flash memory. This memory is connected to the DSP’s ~AMS0 memory select pin. The external memory interface is also connected to 4M x 32-bit SDRAM memory. This memory is connected to the ~SMS0 pin.

Table 3-1: EZ-KIT Lite Evaluation Board Memory Map

	Start Address	End Address		Content
	0x0000 0000	0x00FF FFFF	SDRAM Bank 0
				(SDRAM)
External				See section 3.4
	0x2000 0000	0x2009 FFFF	ASYNC Memory Bank 0
Memory
				(FLASH)
				See section 3.5
	All other	locations		Not used
	0xF000 0000	0xF003 FFFF	L2 SRAM 256 KB
	0xFF80 0000	0xFF80 3FFF	Data Bank A 16 KB
Internal	0xFF90 0000	0xFF90 3FFF	Data Bank B 16 KB
	0xFFA0 0000	0xFFA0 3FFF	Instruction SRAM 16 KB
Memory	0xFFB0 0000	0xFFB0 0FFF	Scratch Pad SRAM 4 KB
	0xFFC0 0000	0xFFDF FFFF	System MMRs 2 MB
	0xFFE0 0000	0xFFFF FFFF		Core MMRs 2 MB
	All other	locations		Reserved

ADSP-21535 EZ-KIT Lite Evaluation System Manual 3-2