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| <== Date ==> | <== Thread ==> |
|---|
| Subject: | Re: EPICS drivers for PLCs? |
| From: | Carl Lionberger <[email protected]> |
| To: | [email protected] |
| Date: | Tue, 23 Nov 1999 12:17:24 -0800 |
We've developed a record that uses the block transfer calls in drvAb.c to communicate with a PLC-5 over remote I/O from a 6008 scanner. It's similar to the abDcmRecord but talks to a PLC-5 port configured as a remote I/O adapter rather than to a DCM card. Carl Tony Wilson wrote: > We are currently evaluating various types of PLCs for use at the CLS. > We would like to know which types have EPICS drivers available. I > currently have a driver for Allen Bradley using df1 protocol over a > serial line. Though I am unsure if it is a general driver or only > supports specific modules. I have been unsuccessful in locating > anything for MODICON (Modbus or Modbus+) or Siemens hardware. > Information about any of these three dirvers would be welcome. > -- // // Carl Lionberger [email protected] // Computer Systems Engineer Voice (510) 486-7503 // Engineering Division Fax (510) 495-2957 // Berkeley National Laboratory (LBNL) //