Altera Virtual JTAG IP Core User Manual
Virtual jtag megafunction (sld_virtual_jtag), Introduction
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Table of contents
Document Outline
- Virtual JTAG Megafunction (sld_virtual_jtag)
- Introduction
- Device Family Support
- On-Chip Debugging Tool Suite
- Applications of the Virtual JTAG Megafunction
- JTAG Protocol
- JTAG Circuitry Architecture
- System-Level Debugging Infrastructure
- Description of the Virtual JTAG Interface
- Run-Time Communication without Using an Altera Programming Cable
- Creating the SLD Virtual JTAG Megafunction
- Instantiating the Virtual JTAG Megafunction in Your Design
- Simulation Support
- Compiling the Design
- SLD_NODE Discovery and Enumeration
- Capturing the Virtual IR Instruction Register
- AHDL Function Prototype
- VHDL Component Declaration
- VHDL LIBRARY-USE Declaration
- Design Example: TAP Controller State Machine
- Design Example: Modifying the DCFIFO Contents at Runtime
- Design Example: Offloading Hardwired Revision Information
- Document Revision History