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BADGE FOR 2020+₮ SUPERCON (₮=years of lockdown)

This badge was ready long ago for Hackaday Conference in Belgrade and Supercon in Pasadena 2020. Due to the pandemic, it is still "on hold"

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4-bit processor simulated by 16-bit MCU. Registers, flags, ALU, SP, two Data Memory pages, current Program Word and some internal logic states are displayed in binary form, with 272 LEDs.
- A total of 31 instructions
- Processing speed: adjustable (in runtime) from 300,000 ips to 0.5 ips, plus Single Step
- Program Memory: 4096 pgm words × 12 bits
- Data Memory: 256 nibbles (32 visible in real time), including 16+6 SFRs and 10 GPRs
- 5-deep Subroutine Stack
- Instructions are 4-bit aligned, visible on 3×16 LED disassembler display
- Three ways of programming:
1. Direct, using on-board buttons in Binary or Select mode
2. Indirect, using 2-pass assembler, created by Mike Szczys
3. Save/Load to/from external file or other unit (using serial I/O) or internal flash
- Bootloader for firmware update
- I/O port with 4-bit IN and 4-bit OUT
- 3V (2×AA) Battery supply
- SAO port with Serial I/O
- Detailed User Manual
- Dimensions 17.5×9.5 cm

5 Hardware.pdf

SCHEMATIC DIAGRAMS Note: This is beta version of the manual. Please allow language issues (English is not my native language)

Adobe Portable Document Format - 655.06 kB - 11/10/2021 at 07:06

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4 DIR Mode.pdf

INSTRUCTIONS SUPPORTED IN DIRECT MODE (Simple mode, without programming, without Data memory usage and without indirect addressing, used for basic learning and viewing processor registers and ALU states) Note: This is beta version of the manual. Please allow language issues (English is not my native language)

Adobe Portable Document Format - 646.12 kB - 11/10/2021 at 07:06

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3 SFR.pdf

Special Function Registers Note: This is beta version of the manual. Please allow language issues (English is not my native language)

Adobe Portable Document Format - 766.83 kB - 11/10/2021 at 07:06

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2 Instruction Set.pdf

Detailed explanations for all instructions Note: This is beta version of the manual. Please allow language issues (English is not my native language)

Adobe Portable Document Format - 1.26 MB - 11/10/2021 at 07:05

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1 Manual.pdf

MAIN MANUAL, START FROM HERE Note: This is beta version of the manual. Please allow language issues (English is not my native language)

Adobe Portable Document Format - 1.27 MB - 11/10/2021 at 07:01

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Andy Geppert wrote 04/19/2022 at 12:51 point

I look forward to buying one of these in the near future! Absolutely awesome. Voja's projects are inspirational and I learn a lot from them. This will go to the left of my Heathkit Microcomputer Learning System, which looks forward to a Monster 6502 showing up on the right side some day!

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