Signal Transmission From/To Nc/Plc Interface (Fc26) - Siemens SINUMERIK 840Di sl Commissioning Manual

Ethernet communication
7.6 HT 8
7.6.5.2

Signal transmission from/to NC/PLC interface (FC26)

Description of functions
The FC 26 function "HPU_MCP (machine control panel signals of the handheld unit HT8"
transfers the HT 8 specific signals of the following functions between the HT 8 input/output
data area parameterized in the FB 1 function module (parameter: MCPxIn and MCPxOut)
and the NC/PLC interface:
● Operating modes
● INC machine function
● WCS or MCS coordinate system
● Axial traversing keys
● Axis selection
● Feed override
● Rapid traverse override
● Key switch information
Note
The FC 26 function is a part of the basic PLC program. The user (machine manufacturer)
is responsible for calling the function.
Parameter
Parameter
BAGNo
ChanNo
References
For a detailed description of the FC 26 function, refer to:
/FB1/ Function Manual - Basic Functions; P3 Basic PLC Program, Chapter "FC 26:
HPU_MCP ..."
208
Type Comment
BYTE Upper Nibble
number of the MCP whose signals are to be transferred. 0 = 1. MCP, 1 =
2nd MCP
Lower Nibble
number of BAG in which the BAG-specific interface signals are to be
transferred. There is no processing of BAG-specific signals for BAG no. 0.
Value range
1st MCP: B#16#00 - B#16#0A
2nd MCP: B#16#10 - B#16#1A
BYTE Number of the channel in which the channel-specific interface signals are
to be transferred. There is no processing of channel-specific signals for
Channel no. 0.
Range of values:
B#16#00 - B#16#0A
Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
Manual