Jeff_Birt

Backpack. Documentation, firmware, SD card files for Mini TPDD 'Backpack' drive.

MOS8701_HB. G-code

COREi64_Dual_Diag_Cart_Case. 3D printable case for the COREi64 Dual Diag Cart

C64_Diagnostics. Disgnostic programs collection for C64

Arduino_DRAM_Tester. Use an Arduino to test retro DRAM chips

C64_C128_Amiga_Mitsumi_Key_Tester. A fixture for testing the resistance of Mitsumi key plungers on C64/C128/Amiga computers

Amiga_Diagnostics. Collection of diagnostic programs for the Amiga

TRS-80_M100_SRAM_Tester. Uses a Arduino Mega to test TRS-80 M100 SRAM Modules

RCA1802_Tester. Using an Aruino Mega to test RCA/Harris/Intersil 1802 processors

lh5801_Emu. Sharp lh5801 Microprocessor Emulator

Sharp-SBASIC_VSCode_extension. VS Code extension for Sharp SBASIC dialects

TASM_vsCode_Extension. VS Code Extension for the Telemark Assembler

PCM_Cruncher. Used to convert an 8bit signed PCM file to a packed 4bit PCM for C64 Digis

Casio_VX-4_RAM_Upgrade. Internal and external RAM upgrades for Casio VX-4 and similar models. RP-33 clone.

C64SVideo. My Mk3 iteration of a C64/C128 SVideo cable.

C64_DIGI. Sample Digi player and 8-bit to packed 4-bit cruncher

TRS-80-M100-M102-Test-Harness. Test harness for TRS-80 Model 100, designed by *** from M100 mailing list

TIL311_Tester. Quick adn easy way to test TIL311 HEX LED displays with an Arduino

C2N_Adapter. Adapt a Commodore C2N Datasette to other vintage platforms

Sharp_PC-1500_ROM_Disassembly. Disassembly of Sharp PC-1500 ROM(s) in TASM format

lh5801_Dis. lh5801 Disassembler

lh5801_vsCode_Extension. Visual Studio Code Extension for Sharp lh5801 microprocessor

M100_Screen_Test. Screen test, load, save program for TRS-80 Model 100

C64_POT_Test_Code.

Arduino_MEGA_Tester. An Arduino MEGA based vintage IC tester

C64_Master_Directory. Creates a master directory from DirMaster CSV of C64 image files

Sharp_CE-158. ROM disassembly of Sharp CE-158 serial interface for PC-1500 Pocket Computer

TRS-80-TPDD-Images. Disk Images of TRS-80 TPDD 1&2 boot disks made with Super Card Pro, .scp format

PC-1500_ROM_Modules. ROM modules for Sharp PC-1500 which have been dumped

Tandy_Assembly_Slides. Slides from my Tandy Assembly presentations

C1541_Data_Collection. Python code for collecting temperature data from C= 1541 disk drive.

PocketBanner. Banner printing on Casio FX-820P (data compression in BASIC)

Casio_12Pin. A homemade connector for the Casio pocket computer 12-pin accessory connector

Digi_Player. C64 program to play 4bit digital samples that are optionally RLE compressed

PacBas. A PacMan or maze like game in C64 basic

CNC-64. CNC controller program for Commodore 64

Sharp_PC-1500_IWS_Videointerface_Disassembly. Disassembly of IWS Videointerface for Sharp PC-1500

Sharp_PC-1500_Lib_Builder. Excel file to create Sharp PC-1500 Lib files and complete memory map

TI-74-95_ROM_Modules. Collection of TI-74/95 ROMs