It is said that PLC engineers have high salaries, but learning is difficult. Today, I had a sudden idea to use GPT-4 to write PLC programs and see how it performs. First, let’s try using GPT-4 to write a simple PLC program: Input to GPT-4: write a Siemens PLC function block, that can run on … Read more
MMC (Man Machine Communication) includes: OP (Operation panel) unit, MMC, MCP (Machine Control Panel) three parts. MMC is essentially a computer, with its own independent CPU, and can also have a hard disk and floppy drive; the OP unit is the monitor of this computer, and the control software for Siemens MMC is also on … Read more
Repairing the MCP is not easy; the parts are small, and the PCB traces are also small. In the complex environment of an industrial workshop, the pins of the components can easily become moldy or oxidized. A common method is to flip the component pins to check for cold solder joints. The Siemens MCP repair … Read more