The SD-8516 is the next CPU design, based on the SD-8510 (see: VC-2).

• SD-8516 Programmer's Reference Guide
• SD-8516 Assembly Language
• SD-8516 Stellar Basic V1.0
• VC-3 System Interrupt Table

• Flag Operations are Free – A discussion of flag operations via profiling various instructions
• Emulation Benchmarks – How SD-8516 emulates various systems