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General| Brand | YASKAWA |
|---|---|
| Model | MP2000 |
| Category | Controller |
| Language | English |
Explains the benefits and advantages of using Yaskawa machine controllers for automation.
Outlines the content and purpose of the MP Programming Best Practices Guideline document.
Summarizes advantages across design, implementation, and support levels.
Details advantages for programming method selection and model standardization.
Covers benefits like pre-defined code, scalability, and optimized performance.
Highlights advantages in training, skill transfer, and commonality for support.
Defines "drawings" as modular ladder logic sections and their families (A, I, H, L).
Explains the priority and execution timing of different drawing families within the program scan.
Graphically illustrates the execution flow of drawing families based on scan times.
Describes the hierarchical calling structure and execution flow between parent, child, and grandchild drawings.
Used for initial system setup and executed once upon power-up.
Used for time-critical operations, though often avoidable with modern processors.
Best for time-critical processing, including motion control code.
Used for non-time-critical processing and general machine control.
Highlights advantages like organization, debug simplification, and code efficiency.
Details specific drawing types and their recommended usage within families A, H, and L.
Lists specific low-speed drawings and their functions for sequencing and auxiliary devices.
Defines memory mapping as the recommended layout for MP2000 registers for organization.
Explains importance for program flexibility, reduced development time, and easier troubleshooting.
Discusses register reservation for function blocks and allowable user address ranges.
Explains the use of local D registers for drawing-specific data to minimize global memory usage.
Highlights programming in symbols, organization, and preventing register overwrites.
Notes potential issues with even/odd addresses for certain data types.
Explains the goal of increasing ease-of-use and program robustness.
Provides guidelines for clear, sortable symbol names and practical tag naming.
Discusses scan-based I/O and parameter updates in ladder programming.
Covers the use of low-speed drawings for non-speed critical sequences and interlocks.
Explains interlocking for axis enabling and checking status.
Details common machine sequences and mode switching logic in L10 drawings.
Verifies safety circuits and amplifier power before enabling an axis.
Ensures all axes are normal, enabled, and no faults exist before enabling automatic mode.
Technique for creating gear applications by scaling master pulses with a B/A ratio for slave commanded position.
Method using local registers as accumulators to simplify monitoring and debugging by writing to registers in one place.
Technique to modulate axis operations for repeating cycles like cam profiles by calculating position differences.
Method to calculate position or value changes at scan rate, useful for modulus functions or speed compensation.
Uses math functions (ADDX, SUBX) to prevent miscalculations due to long register rollover.
Compares two methods for programming sequences: state-based and step-based.
Describes using individual bits or toggles to initiate and monitor sequence steps.
Ensures ladder code includes interlocks for servo enablement and 'NOP' mode before starting a motion program.
Discusses interlocks for global registers and handling motion program execution state changes.
Covers expected alarms when halting programs and using ladder logic to flag program status.
Explains using SET/RESET coils for communication between motion programs and ladder logic.
Guidelines for WHILE-WEND loops, including using EOX to avoid watchdog alarms.
Rules for parallel processing, coordinating multiple axes, and using global registers for handshaking.
Recommends subroutines for repeatable processes like writing to Servopack parameters.
