Dr. George Smart's repositories
CIC-Filter
A simple and crude CIC filter implementation in Python3 for learning purposes
MAX6921_VFD_GPS_Clock
Clock that uses TinyGPS to crack GPS strings and displays the time/date on 6 statically driven VFD tubes via 3 MAX6921s
Quad-AMBE3000
A PCB for four DVSI AMBE-3000R Vocoders for use with WebSDRs/Audio transcoding
BE6502-FPGA
A 6502 machine on FPGA based around Ben Eater's design, using cores by others
Pi5-Artix-FPGA-Hat
An AMD/Xilinx Artix 50T FPGA on a Pi5 Hat with PCIe and GPIO interconnects as well as SPI programming
Cloudlog-ADIF-Uploader
Python3 based Cloudlog uploader based around adif-io and JSON POST requests to Cloudlog API
ESP8266-Air-Quality-Sensor
An air quality recorder based on an ESP8266, CCS811, BME280 and DHT22 which logs to ThingSpeak
handifinder
KiCad 5.1 design of the HANDI-Finder Project
POTA-Finder
POTA Finder: Filter POTA ParkList CSV exports to find rarely (never) activated Parks!
verilog-snippets
Random snippets of Verilog for others to use
frequency-counter
A frequency counter based around Ublox GPS 1PPS, Lattice MachX02 FPGA, Arduino Uno and LCD
FT245RL_Breakout
SparkFun USB to FIFO- FT245RL breakout board.
IV16-Numitron-Clock
An FPGA based IV-16 Numitron Clock
JamesSharmanPipelinedCPU
An FPGA implementation of James Sharman's Pipelined CPU: https://www.youtube.com/watch?v=KEwL2P8IGaA
LightAPRS-1.0
Arduino based APRS Tracker
aprstracker
An update on aprstracker-0.12 project by PE1RXQ and PE1ICQ
chamberlain-state-variable-filter
Python3 Class example of a Chamberlain Digital State Variable Filter
Cloudlog-CAT-Scripts
A selection of Python scripts to push a local radio frequency to a Cloudlog API
EDI-to-ADIF
Perl EDI to ADIF Converter
MCP23008_STM32
STM32 HAL driver for MCP23008 I2C 8-channel port expander
P25Clients
Simple clients for P25. A gateway, parrot, and reflector.