Siemens SINUMERIK 840Di Function Manual page 977

Relevant parameters (FB1)
MCP
MCPNum=1 or 2 (number of MCPs)
MCP1In
MCP1Out
MCP1StatSend
MCP1StatRec
MCP1BusAdr
MCP1Timeout
MCP1Cycl
MCPMPI = FALSE (OPI), TRUE (MPI)
MCP1Stop
Status information
Available in
MCP1StatSend
MCP2StatSend
BHGStatSend
MCP1StatSend
MCP2StatSend
BHGStatSend
MCP1StatRec
MCP2StatRec
BHGStatRec
An error entry is also made in the PLC diagnostic buffer for timeouts (bits 10 and 27),
resulting in the following error messages on the MMC:
• 400260: MCP 1 failure
• 400261: MCP 2 failure
• 400262: HHU failure
Power Line Basic PLC Program (P3)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Or
2.7 Structure and functions of the basic program
MCP2In
MCP2Out
MCP2StatSend
MCP2StatRec
MCP2BusAdr
MCP2Timeout
MCP2Cycl
MCP2Stop
Bit No. Description
4 Syntax error in GD package:
Error in parameter set (FB1)
27 Transmitter:
Timeout
10 Receiver:
Timeout
Detailed description
HHU
BHG=2
(transfer via COM module)
BHGIn
BHGOut
BHGStatSend
BHGStatRec
BHGInLen
BHGOutLen
BHGTimeout
BHGCycl
BHGRecGDNo
BHGRecGBZNo
BHGRecObjNo
BHGSendGDNo
BHGSendGBZNo
BHGSendObjNo
BHGMPI = FALSE (OPI), TRUE
(MPI)
BHGStop
2-65