TP Toolchain 7: TPW -> Delphi
Forms, components, event handlers, and the RAD mindset
Tag: Dos
TP Toolchain 6: Windows Transition
Object Pascal, Turbo Pascal for Windows, OWL, and the first GUI shift
VFAT Shortname Rules
How long names become 8.3 aliases, and how collisions resolve
Deterministic DIR Output
Treating DIR formatting as an API contract for automation
Turbo Pascal Units
As architecture, not just reuse
Turbo Pascal History
Through tooling decisions, compile speed, and workflow discipline
Turbo Pascal Before the Web
The IDE that trained a generation
TP Toolchain 5: TP6 -> TP7
Compiler, linker, directives, ABI shifts, and language growth
TP Toolchain 4: BGI Integration
Driver packaging, linked vs dynamic assets, and rendering diagnostics
TP Toolchain 3: Overlays
FAR calls, memory models, and real-mode link strategy under pressure
TP Toolchain 2: Binary Forensics
TPU, OBJ, MAP, and EXE artifacts read like evidence
TP Toolchain 1: The Full Stack
Editor, compiler, linker, debugger, units, and artifact flow
Overlay Lab: Build and Debug OVR
Hands-on overlay packaging, runtime setup, and deployment in Turbo Pascal
Mode X (TP) IV: Tilemaps
Scrolling worlds, chunk loading, and scene-scale memory budgets
Mode X (TP) III: Sprites
Masked blits, transparency, draw order, and palette animation
Mode X (TP) II: Primitives
Plane-aware pixels, centralized clipping, and page-target drawing
Mode X (TP) I: Planar Memory
VGA planes, off-screen pages, and why games left Mode 13h
Mode 13h in Turbo Pascal
Graphics programming without illusions
IRQ Maps and the Politics of Slots
Negotiating IRQ, DMA, and I/O on DOS-era PCs
Interrupts as User Interface
INT 10h, 16h, and 21h as DOS-era interaction surfaces
CONFIG.SYS as Architecture
Runtime policy before your application loads
C:\> After Midnight
A DOS chronicle
BGI Lab: Drivers and Diagnostics
Dynamic drivers, linked drivers, and startup harnesses in Turbo Pascal
Turbo Pascal in 2025
DOSBox-X, the classic IDE, and a 3 KB RTC utility
Batch File Wizardry
Interactive menus with GOTO, CHOICE, and no real variables