Learn MYHDL with Real Code Examples
Updated Nov 27, 2025
Architecture
Design expressed as Python functions and modules
Signals represent wires, registers, and buses
Decorators define hardware processes (combinational, sequential)
Simulation engine schedules events and evaluates processes
Conversion routines map Python code to synthesizable HDL
Rendering Model
Python modules define hardware components
Signals act as wires or registers
Decorators define process execution based on signal events
Simulation evaluates hardware behavior over time
Conversion routines generate synthesizable VHDL/Verilog
Architectural Patterns
Modular Python design for hardware units
Layered approach: design, testbench, conversion
Event-driven simulation using signals
Separation of combinational and sequential logic
Integration with HDL toolchains for FPGA/ASIC
Real World Architectures
FPGA-based UART, SPI, I2C controllers
Digital filters and ALUs
Finite state machines for control systems
Memory controllers and interface logic
Prototyping ASIC modules using Python
Design Principles
Use Python syntax for hardware modeling
Separation of design and testbench logic
Simulation-driven verification before synthesis
Automated conversion to standard HDL
Rapid prototyping and iterative design methodology
Scalability Guide
Modular design for reusable hardware components
Hierarchical simulation for large designs
Co-simulation with HDL for complex systems
Automated testbench generation for multiple modules
Integrate with CI/CD for continuous verification
Migration Guide
Update MyHDL to latest version
Check conversion routines for VHDL/Verilog syntax changes
Verify simulator compatibility
Test existing modules with new Python versions
Document project changes