Freescale Semiconductor 56852, User Manual

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DSP56852EVM User Manual, Rev. 3
2-2 Freescale Semiconductor
• Codec sample rate selector [S4]
• Peripheral Daughter Card Expansion Connector, to allow the user to connect his own SCI,
ISSI, SPI or GPIO-compatible peripheral to the controller [J2]
• Memory Daughter Card Expansion Connector, to allow the user to connect his own
memory or memory device to the controller [J1]
• On-board power regulation from an ex12V DC-supplied power input [P2]
• On-board power regulation from an op5V DC-supplied power input [TB1]
• Light Emitting Diode (LED) power indicator [LED7]
• Six on-board real-time user debugging LEDs [LED1-6]
• Boot MODE selector [S5]
• Manual RESET push-button [S3]
• Manual interrupt push-button for IRQA [S1]
• Manual interrupt push-button for IRQB [S2]
2.1 56852
The 56852EVM uses a Freescale DSP56852VF120 part, designated as U1 on the board and in the
schematics. This part will operate at a maximum speed of 120MHz. A full description of the
56852, including functionality and user information, is provided in these documents:
•
DSP56852 Technical Data
, (DSP56852)
:
Provides features list and specifications,
including signal descriptions, DC power requirements, AC timing requirements and
available packaging
•
DSP56852 User’s Manual
, (DSP56852UM): Provides an overview description of the
controller and detailed information about the on-chip components, including the memory
and I/O maps, peripheral functionality, and control/status register descriptions for each
subsystem
• DSP56800E Reference Manual
, (DSP56800ERM): Provides a detailed description of the
core processor, including internal status and control registers and a detailed description of
the family instruction set
Refer to these documents for detailed information about chip functionality and operation. They
can be found on this URL:
www.freescale.com