Z80 CPU (Sinclair ZX Spectrum 128) Updated Apr 18, 2026 · 4 min read · Support · 0 viewing 🔥 Most active page right now Previous 40077 Gate Array (Sinclair ZX Spectrum 128) The starting point of the system is the AMSTRAD 40077 Gate Array chip. If this chip is bad , you... Next 📄 Commodore Amiga 500