Spectrum Digital TMS320VC5509A EVM PLUS Technical Reference page 10

Spectrum Digital, Inc
1.0 Key Features
The 5509A EVM PLUS is a low-cost standalone development platform that enables
users to evaluate and develop applications for the TI C55XX DSP family. The EVM
PLUS also serves as a hardware reference design for the TMS320VC5509A DSP.
Schematics, logic equations and application notes are available to ease hardware
development and reduce time to market.
Voltage
Reg
The EVM PLUS comes with a full compliment of on-board devices that suit a wide
variety of application environments. Key features include:
• A Texas Instruments TMS320VC5509A-GHH DSP
• Selectable core voltages (1.2V, 1.4V, 1.6V)
• Power test points and current shunts
• An AIC23B stereo codec
• 8 Mbytes of synchronous DRAM
• 512 Kbytes of non-volatile Flash memory
• 4 user accessible LEDs and DIP switches
• User USB port via VC5509A
• Software board configuration through registers implemented in CPLD
• Switch selectable boot options
1-2
LCD Dis play
McBSPs
AIC23
Codec
1.6V
3.3V
JTAG
Embedded
JTAG
Code
5V
Composer
MMC
Debug
Figure 1-1, Block Diagram VC5509A EVM PLUS
EMIF
2
I C
16
5509A
DSP
Peripheral Exp
S3
1 2 3 4
TMS320VC5509A EVM PLUS Technical Reference
Memory Exp
16
16
LED DIP
0 1 2 3
0 1 2 3
5509A 5509A
on-chip on-chip
USB USB