External Resources

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Arduino

• FPGArduino Project – Turn an FGPA into an Arduino, that works with the Arduino IDE:
  • http://www.nxlab.fer.hr/fpgarduino/
• JTAG Bit Bang with Arduino – Upload configurations to FGPAs with Arduino
  • Note, Fipsy FPGA does not have the JTAG pins exposed, but the Tiny FPGA – A1 does
  • http://www.khjk.org/log/2013/aug/jtagbang.html

Communications

• UART in Verilog
  • https://github.com/FPGAwars/FPGA-peripherals/wiki/Asynchronous-serial-receiver-unit
  • Note MoCo Makers rewrote this ”UART”]

Example Verilog Projects

• A MIDI Synthesizer made with FPGAs
  • https://github.com/Thomasb81/Midi_SynthFpga/tree/drum
• Icestudio PiXel Stream – Video and pixel manipulations on FGPA
  • https://github.com/sergicuen/collection-iPxs

Fipsy Device Documentation

• Fipsy FPGA Schematic
• MachXO2 Family Data Sheet
• Memory Usage Guide for MachXO2 Devices

JTAG

• Bit Bang JTAG Programming of Xilinx CPLD using FT232 – Homebrew SVF Player
  • A brief introduction to JTAG, and the practical use of SVF to bit-bang with JTAG
  • http://openschemes.com/2011/10/25/bit-bang-jtag-programming-of-xilinx-cpld-using-ft232-homebrew-svf-player/2/
• See also, Arduino: JTAG Bit Bang with Arduino
• See also, Raspberry Pi

Lattice

• Lattice Diamond User Guide
  • A PDF
• Lattice Diamond Tutorial
  • http://www.latticesemi.com/view_document?document_id=50672
• Lattice Diamond and MachXO2 Breakout Board Tutorial (VHDL)
  • Link
• Introduction to Slices and LUTs as described by Lattice
  • http://classes.engr.oregonstate.edu/eecs/spring2014/ece271-001/OSU_digital_logic.pptx
• Video: Lattice MachXO2 FPGA Tutorial: Diamond and Reveal Basics –    Programming a MachXO2, showing the full process (not with the Fipsy Board)
  • https://www.youtube.com/watch?v=SmdEP_ZsBgM&feature=youtu.be

Learning Guides

• FPGA4Fun – A good hobbyist reference – tons of examples
  • http://www.fpga4fun.com/
• Video: Ben Heck’s FPGA Dev Board Tutorial
  • https://www.youtube.com/watch?v=0zrqYy369NQ&feature=youtu.be
• Verilog Tutorial: This is an interactive, self-directed introduction to the Verilog language complete with examples.
  • http://verilogtutorial.blogspot.com/
  • http://www.vlsiencyclopedia.com/ – Additional Hardware Description Language resources
• Verilog Tutorial – an online tutorial
  • http://electrosofts.com/verilog/
• Book: FPGA Prototyping by Verilog Examples: Xilinx Spartan-3 Version  by Dr. Pong P. Chu
  • The companion website has tons of code and a chapter on UART:
  • http://academic.csuohio.edu/chu_p/rtl/fpga_vlog.html
• Book:     Make: FPGAs
  • https://archive.org/details/MakeFpgas-DavidRomano
• Learning Verilog for FPGAs: The Tools and Building an Adder
  • https://hackaday.com/2015/08/19/learning-verilog-on-a-25-fpga-part-i/
• Verilog always blocks
  • https://class.ee.washington.edu/371/peckol/doc/Always@.pdf
• Nonblocking Assignments in Verilog Synthesis, CodingStyles That Kill!
  • http://www.sunburst-design.com/papers/CummingsSNUG2000SJ_NBA_rev1_2.pdf
• LUTs and FPGA Architecture
  • https://www.coursera.org/learn/intro-fpga-design-embedded-systems/lecture/TGilz/4-luts-and-fpga-architecture

Miscellaneous

• Recreating a GPU with an FPGA
  • https://hackaday.com/2016/03/30/peering-inside-the-gpu-black-box/
• Articles and Whitepapers
  • https://www.fpgarelated.com/
• FPGA Tiny Project
  • A hackaday page
  • http://tinyfpga.com/
• Minimizing FPGA Resource Utilization
  • http://zipcpu.com/blog/2017/06/12/minimizing-luts.html
• History of FPGAs
  • Archived site
• NASA lists some benefits of FPGAs
  • https://www.nasa.gov/centers/johnson/techtransfer/technology/MSC-24464-1_Reconfig-FPGA.html
• Video: Dissecting HDMI – Developing open, FPGA-based capture hardware – A high quality talk on how HDMI works practically
  • https://media.ccc.de/v/33c3-8057-dissecting_hdmi
• A high quality learning guide (Japanese)
  • http://suz-avr.sblo.jp/category/1366784-1.html
  • Google Translation

Raspberry Pi

• Using a Raspberry Pi as a JTAG Dongle
  • https://github.com/synthetos/PiOCD/wiki/Using-a-Raspberry-Pi-as-a-JTAG-Dongle

Simulation

• Recommended Simulator: Icarus Verilog
  • http://iverilog.icarus.com/
  • http://iverilog.wikia.com/wiki/Installation_using_MSYS2 – Some Windows installations instructions

VHDL

• Get a free e-book, “Free Range VHDL” in exchange for an e-mail address
  • http://freerangefactory.org/

Xillinx

• SVF and XSVF File Formats for Xilinx Devices – Introduction to the SVF file format, useful for JTAG opperations. Note that .jed files can become SVF files.
  • https://www.xilinx.com/support/documentation/application_notes/xapp503.pdf

 

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