verilog
Reverse Engineering a Chip (or well, a GDS)
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Understanding Verilog Shift Registers - Technical Articles
This article will discuss how to implement a shift register in Verilog. The register described can be synthesized and downloaded to an FPGA for test in actual hardware.
Using Verilog to Describe a Sequential Circuit - Technical Articles
This article focuses on using Verilog to describe synchronous sequential circuits.