VHDL

About the language

• VHDL Wikipedia page
• wikibooks on VHDL
• List of tutorials from the newsgroup FAQ, reading: gmvhdl
• Doulos VHDL Designers Guide
• Basic VHDL Constructs, Timing difference of variable and signal in a process, etc.

Projects on this site

• DX TM1638 Display
• DCM module VHDL code, DCM module with internal line as CLKIN

Example code

• Hamsterworks FPGA projects

Simulators

• GHDL. This has a nice User Guide. Is included in Debian, for Ubuntu the provided i686 binaries can be used.
• FreeHDL
• fauhdlc is an experimental VHDL compiler and interpreter, the compiled result can be simulated with an interpreter.