Let me know, and I'll do my best to revise the story!
Before PCs were standard, Telemecanique sold dedicated handheld programming consoles.
Designed for the TSX 17-10 (the basic micro-PLC). It uses a simplified instruction set, often focused on boolean logic and basic timing/counting.
Reach out to legacy automation groups on LinkedIn or Reddit’s r/PLC. A community of gray-haired engineers is still out there, ready to help you compile that ladder logic one last time.