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• Connector to allow the user to attach their own A/D port compatible peripheral [J4]
• On-board power regulation from an external 12V DC-supplied power input [P1]
• Light Emitting Diode (LED) power indicator [LED8]
• One on-board real-time user debugging LED [LED7]
• Six on-board PWM monitoring LEDs [LED1-6]
• UNI-3 Motor interface [P3]
— Encoder/Hall-Effect interface and selector [JG2 & JG9]
— Over-Voltage sensing [U6]
— Over-Current sensing [U6]
— Back-EMF sensing and selector [JG4]
— Zero Crossing detection and selector [JG2 & JG9]
— Pulse Width Modulation
• Manual RESET push button [S2]
• Manual interrupt push button for IRQA [S1]
• General purpose push-button on AN6 for Speed UP [S4]
• General purpose push button on AN6 for Speed DOWN [S5]
• General purpose toggle switch for RUN/STOP control(AN7) [S3]
2.1 DSP56F801
The DSP56F801EVM uses a Motorola DSP56F801FV80 part, designated as U1 on the
board and in the schematics. This part will operate at a maximum speed of 80MHz. A full
description of the DSP56F801, including functionality and user information, is provided
in these documents:
• DSP56F801 Technical Data, (DSP56F801/D): Provides features list and
specifications including signal descriptions, DC power requirements, AC timing
requirements and available packaging.
• DSP56F801 User's Manual, (DSP56F801UM/AD): Provides an overview
description of the DSP 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.
• DSP56F80x Family Manual, (DSP56F80xFM/AD): Provides a detailed description
of the core processor, including internal status and control registers and a detailed
description of the family instruction set.
2-2
DSP56F801EVM Hardware User's Manual
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