🕹️ NetChip8

aka Enterprise Chip-8

A CHIP-8 emulator implemented in C# / .NET with MonoGame, featuring completely unnecessary layers of abstraction and general over-engineering.

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🧱 Project Structure

• 🎮 NetChip8.DesktopGL – MonoGame frontend
• 🧠 NetChip8.EmulatorCore – Core CHIP-8 CPU/Emulator logic
• 🗂️ NetChip8.Emulator.Shared – Shared interfaces, abstractions, and artifacts of software architecture cosplay

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✅ Opcode Implementation Status

Opcode	Label	Mnemonic	Status
0NNN	Sys	SYS addr	🚫
00E0	Clr	CLS	✅
00EE	Rts	RET	✅
1NNN	Jump	JP addr	✅
2NNN	Call	CALL addr	✅
3XNN	Ske	SE Vx, byte	✅
4XNN	Skne	SNE Vx, byte	✅
5XY0	Skre	SE Vx, Vy	✅
6XNN	Load	LD Vx, byte	✅
7XNN	Add	ADD Vx, byte	✅
8XY0	Move	LD Vx, Vy	✅
8XY1	Or	OR Vx, Vy	✅
8XY2	And	AND Vx, Vy	✅
8XY3	Xor	XOR Vx, Vy	✅
8XY4	Addr	ADD Vx, Vy	✅
8XY5	Sub	SUB Vx, Vy	✅
8XY6	Shr	SHR Vx {, Vy}	✅
8XY7	Subn	SUBN Vx, Vy	✅
8XYE	Shl	SHL Vx {, Vy}	✅
9XY0	Skrne	SNE Vx, Vy	✅
ANNN	Loadi	LD I, addr	✅
BNNN	Jumpi	JP V0, addr	✅
CXNN	Rand	RND Vx, byte	✅
DXYN	Draw	DRW Vx, Vy, nibble	✅
EX9E	Skpr	SKP Vx	✅
EXA1	Skup	SKNP Vx	✅
FX07	Moved	LD Vx, DT	✅
FX0A	Keyd	LD Vx, K	✅
FX15	Loadd	LD DT, Vx	✅
FX18	Loads	LD ST, Vx	✅
FX1E	Addi	ADD I, Vx	✅
FX29	Ldspr	LD F, Vx	✅
FX33	Bcd	LD B, Vx	✅
FX55	Stor	LD [I], Vx	✅
FX65	Read	LD Vx, [I]	✅

• ✅ – Implemented
• ❌ – Not yet implemented
• 🚫 – Intentionally not implemented

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Made with 🧡🧠 using Rider, Visual Studio and ReSharper (because after 15+ years of writing C# I still can't decide which IDE I like)