oPlc is a powerful program that turns your Mac into a reliable Programmable Logic Controller, supporting Modbus-TCP and Modbus-RTU over TCP for I/O devices. There are more than 80 functional objects available. You can use up to 10 pages, 400 objects and 20 timers. For communication with Modbus-RTU devices an ethernet to RS485 converter is needed.
- Modbus objects Force Multiple Coils and Preset Multiple Registers added
- TCP command listener added (for communication with oWatchdog)
- Some minor improvements and bug fixes
- OS X 10.7 or later
- 64-bit processor
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