Siemens Sinumerik 840D sl Function Manual page 258

Connecting Sensors/Actuators
7.4 Safety- -related CPU- -CPU communication (F_DP communication)
SINUMERIK 840D sl
SPL
$A_INSE
.....
F net data
transfer
F_RECVDP
Figure 7-28 Example for 1 SPL connection with 4 SPL couplings
Interface overview
Activation data NCK)
$MN_SAFE_RDP_ENABLE_MASK
Output data (NCK)
$A_FRDP_ERROR[1...n]
$A_FRDP_SUBS_ON[1...n]
$A_FRDP_ACK_REQ[1...n]
$A_FRDP_DIAG[1...n]
$A_FRDP_SENDMODE[1...n]
$A_INSE
Output data (DB18)
FRDP[1...16].ERROR
FRDP[1...16].SUBS_ON
FRDP[1...16].ACK_REQ
FRDP[1...16].SENDMODE
FRDP[1...16].DIAG[
SPL_DATA_INSEP[1...192]
FRDP[1...16].RETVAL14
FRDP[1...16].RETVAL15
Figure 7-29 Interface overview F_RECVDP
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SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
(logical view)
SPL connection
SPL coupling
1...4
Connection
number
System variable
interface
F_DP communication relationship
F_RECVDP
System responses
Alarm (HMI)
STOP D/E
F- -CPU
SPL
F_SENDDP
PROFIBUS- -DP
PROFINET
Parameterizing data (NCK)
$MN_SAFE_RDP_ID[0...m]
$MN_SAFE_RDP_NAME[0...m]
$MN_SAFE_RDP_CONNECTION_NR[0...m]
$MN_SAFE_RDP_LADDR[0...m]
$MN_SAFE_RDP_ASSIGN[0...m]
$MN_SAFE_RDP_FILTER[0...m]
$MN_SAFE_RDP_TIMEOUT[0...m]
$MN_SAFE_RDP_ERR_REAC[0...m]
$MN_SAFE_RDP_SUBS[0...m]
Input data (NCK)
$A_FRDP_SUBS[1...n]
$A_FRDP_ERR_REAC[1...n]
Channel_1 reset
Input data (DB18)
FRDP[1...16].SUBS[0...15]
FRDP[1...16].ERR_REAC
FRDP[1...16].ACK_REI
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