Updated to support PHP 8 and above + FC7 + TestClient #6
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built with PHP and a responsive HTML/CSS/JS frontend. Features: - Supports Modbus TCP and UDP - Compatible with the phpmodbus library (https://github.com/aldas/phpmodbus) - Reads Coils, Discrete Inputs, Input Registers, Holding Registers - Interval-based automatic polling - Bitwise visual output (+0 to +15) with color-coded table - Responsive two-column layout (form + result table) - MIT License, suitable for general-purpose Modbus testing Useful for: - Device diagnostics - Simulator or embedded target testing - SCADA integrations or field testing of register outputs GitHub: https://github.com/r000bat Date: 2025-08-06
- add FC7 Read Exception Status handling to ModbusMaster - document FC7 capability
r000bat
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r000bat
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Updated the library for PHP 8.x compatibility:
Tested with PHP 8.0–8.3
Modbus Web Test Client (PHP + HTML + CSS + JS) [in examples]
add FC7 Read Exception Status handling to ModbusMaster