hamsternz

Rudi-RV32I

A rudimental RISCV CPU supporting RV32I instructions, in VHDL

second_order_sigma_delta_DAC

A comparison of 1st and 2nd order sigma delta DAC for FPGA

ProgrammingPosters

C code that make nice posters

emulate-risc-v

A very simple RISC-V ISA emulator.

MMCM_GPSDO

An all-digital GPS disciplined oscillator using MMCM phase shift.

simple-riscv

A simple three-stage RISC-V CPU

lfsr_scramblers

Experiments with self-synchronizing LFSR scramblers

PiPico_Drummer

A simple loop drum machine for the Raspberry Pi Pico,

miniweb

A small, lightweight web server

falcon9_pipeline

A software pipeline to decode the Falcon 9 telemetry from the 6MS/s baseband file.

fft_three_ways

FFT in 'double', 'float' and fixed-point integer.

audio_distortion

Measure the THD+Noise for your default audio device.

GPS_IQ_Scan

Scan I/Q data for GPS space vehicle signals

jpeghunt

Hunt out JPEG (JFIF/EXIF) files in hard disk images and extracts them

LDPC_demo

A interactive LDPC decoder, written as a proof-of-understanding of the Product/Sum algorithm.

detape

Decode IBM PC cassette audio files.

em6502

A simple 6502 emulator

mypdf

A proof of concept for writing standards compliant PDF-1.7 files with minimal code (e.g. for microcontrollers)

bitstream_filter

VHDL to filter a bit stream into samples for SDR.

my_fft

Implementing DFT & FFT as a self-learning project

drummer

Prototyping a drum machine for an embedded project

synchro_sim_for_c

A framework for simulating simple CPU designs in C rather than a HDL.

my_bmp

A utility for writing out RGB pixel data as BMP files.

metastability

A test design to observe metastability

image_stitch

Hack to combine six 50x50cm jpegs (@300 DPI) into a 150x100 panel for digital fabric printing.

obsidian-boa

Compact ESP32-S2 development board.

pmod_encoder_example

A demo of the PMODenc and Basys3

reddit_fpga_help

Helping sombody with an FPGA issue

Unblind

A terminal based text editor made in c using the ncurses library.

xadc_verilog_help