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The Logic Space
This space contains logic examples and material for both programmable (FPGA and CPLD) as well as discrete logic designs.
Getting Started Tutorials
- Lattice Diamond and MachXO2 Breakout Board Tutorial
- Lattice Diamond and MachXO2 Breakout Board Tutorial (with Verilog)
- Lattice Diamond Hierarchical Design Test Bench Tutorial
- Microsemi IGLOO nano Dev Board Tutorial
- Xilinx Vivado Design Suite - Getting Started
Interface Logic
- 7-Segment Display Driver for Multiple Digits (VHDL)
- AC'97 Codec Hardware Driver Example
- Character LCD Module Controller (VHDL)
- Chip on Glass Graphic Display Driver with Lattice MachXO2 (VHDL)
- Debounce Logic Circuit (with Verilog example)
- Debounce Logic Circuit (with VHDL example)
- I2C Master (VHDL)
- I2S Transceiver (VHDL)
- MachXO2 SPI Peripheral Expansion for HMI Applications (with VHDL)
- mikroBus I/O Expander (VHDL)
- Parity Generator (VHDL)
- PS/2 Host Transceiver (VHDL)
- PS/2 Keyboard Interface (VHDL)
- PS/2 Keyboard to ASCII Converter (VHDL)
- PS/2 Mouse Interface (VHDL)
- PWM Generator (VHDL)
- Quadrature Decoder (VHDL)
- Serial Peripheral Interface (SPI) Master (VHDL)
- Serial Peripheral Interface (SPI) Slave (VHDL)
- SPI 3-Wire Master (VHDL)
- SPI to I2C Bridge (VHDL)
- TMDS Encoder (VHDL)
- UART (VHDL)
- VGA Controller (VHDL)
Control Systems, DSP, and Math Logic
- Binary to BCD Converter (VHDL)
- Booth Radix-4 Multiplier for Low Density PLD Applications (Verilog)
- Booth Radix-4 Multiplier for Low Density PLD Applications (VHDL)
- FIR Filter (VHDL)
- IIR Filter Design in VHDL Targeted for 18-Bit, 48 KHz Audio Signal Use
- Implementing Polynomials using Horner's Rule and Fixed Point Arithmetic (VHDL)
- Least Mean Square (LMS) Adaptive Line Enhancer (ALE) Design in VHDL
- N-Bit Saturated Math Carry Look-ahead Combinational Adder Design in Verilog
- N-Bit Saturated Math Carry Look-ahead Combinational Adder Design in VHDL
- Pseudo Random Number Generator with Linear Feedback Shift Registers (Verilog)
- Pseudo Random Number Generator with Linear Feedback Shift Registers (VHDL)
- Serial vs Parallel Arithmetic with Polynomials (VHDL)
- Stepping Motor Control (with VHDL)
Memory Modules
Peripheral Module Controllers
- 7-Segment Displays Pmod Controller (VHDL)
- ADC AD7476A Pmod Controller (VHDL)
- ADC AD7991 Pmod Controller (VHDL)
- Accelerometer ADXL345 Pmod Controller (VHDL)
- Accelerometer ADXL362 Pmod Controller (VHDL)
- DAC AD5628 Pmod Controller (VHDL)
- DAC DAC121S101 Pmod Controller (VHDL)
- Humidity and Temperature Sensor Pmod Controller (VHDL)
- I2S Pmod Quick Start (VHDL)
- Keypad Pmod Controller (VHDL)
- Real-Time Clock MCP79410 Pmod Controller (VHDL)
- Temperature Sensor TCN75A Pmod Controller (VHDL)
- Thermocouple Pmod Controller (VHDL)
- Ultrasonic Range Finder Pmod Interface (VHDL)
Soft Cores
- Real-Time Clock MCP79410 Pmod Controller (VHDL)Scott Larson (Mar 29, 2021)
- I2S Pmod Quick Start (VHDL)Scott Larson (Mar 26, 2021)
- Humidity and Temperature Sensor Pmod Controller (VHDL)Scott Larson (Mar 26, 2021)
- DAC DAC121S101 Pmod Controller (VHDL)Scott Larson (Mar 25, 2021)
- RAM (VHDL)Scott Larson (Mar 18, 2021)
- I2S Transceiver (VHDL)Scott Larson (Mar 18, 2021)
- SPI to I2C Bridge (VHDL)Scott Larson (Mar 16, 2021)
- PWM Generator (VHDL)Scott Larson (Mar 11, 2021)
- TMDS Encoder (VHDL)Scott Larson (Mar 11, 2021)
- Quadrature Decoder (VHDL)Scott Larson (Mar 11, 2021)
- Serial Peripheral Interface (SPI) Master (VHDL)Scott Larson (Feb 05, 2021)
- HomeScott Larson (Feb 05, 2021)
- Accelerometer ADXL362 Pmod Controller (VHDL)Scott Larson (Feb 05, 2021)
- ADXL362.pdfScott Larson (Feb 05, 2021)
- state_diagram.jpgScott Larson (Feb 05, 2021)
- block_diagram.jpgScott Larson (Feb 05, 2021)
- spi_master.vhdScott Larson (Feb 05, 2021)
- pmod_accelerometer_adxl362.vhdScott Larson (Feb 05, 2021)
- I2C Master (VHDL)Scott Larson (Dec 18, 2020)
- state_diagram.jpgScott Larson (Dec 18, 2020)
