Processor Architecture
MOS 6502 (Bare-Metal RAM Hijacking)
Execution Engine Overhead
Hand-Written Assembly
Target Routine Preset
Source Code Listing
ASM [6502]
Why Assembly in the 1980s? In the 8-bit era, home micros had 1MHz–2MHz CPUs and 16KB–64KB RAM. Interpreting BASIC took hundreds of cycles per statement. Only bare-metal assembly could hit the electron beam scanline before video blanking!
CRT MONITOR - 525 SCANLINES / 60Hz NTSC
BEAM: LINE 000
Cycles / Frame
16667
Raster Timing
16.6 ms
Execution FPS
60
RAM Footprint
128 bytes
Engine Rating
Cycle-Exact
64KB Memory Map Inspector
$0000 - $FFFF
Zero Page ($00)
Stack ($01)
Code Space ($0800)
Screen RAM ($0400)
ROM Kernel ($E000)
Active System Telemetry Handoff
MOS 6502
Current Architecture:
MOS 6502
Engine Mode:
Raw Assembly
Total Executed Cycles:
0
Efficiency Rating:
Cycle-Exact
Memory Allocated:
128 bytes