ROMbug PLC Simulator features a comprehensive Allen-Bradley MicroLogix 1100 emulation environment. This provides an authentic ladder logic programming experience that mirrors real-world industrial control systems. Implements most of the MicroLogix 1000/1100 instruction set, supporting essential ladder logic programming.
Version 1.0 Features:
- Full ladder logic editor with real-time line numbering and syntax highlighting
- 10 digital inputs (I:0/0-I:0/9) with interactive toggle buttons
- 6 digital outputs (O:0/0-O:0/5) with visual LED indicators
- Complete timer and counter implementation with all status bits
- Advanced debugging with single-step execution and breakpoint support
- Real-time register viewer displaying all PLC memory locations
- Visual ladder logic display showing graphical representation of rungs
- Adjustable scan rate from 10ms to 1000ms for timing analysis
- Program save/load functionality supporting .lad file format
- Comprehensive instruction support including bit, timer, counter, comparison, math, and program control instructions
- Support for integer (N7:) and floating-point (F8:) data files
- Master Control Reset (MCR) zones and subroutine functionality
- Built-in instruction reference with complete syntax examples