Beckhoff EL6601 Documentation page 95

Index 7000-77F8 Sending Frame Data (Net Var Publisher)
Index (hex) Name
7000+n*8:0 Sending Frame Data
(Net Var Publisher)
(7000+n*8): Destination MAC ad-
01 dress
(7000+n*8): Source MAC address MAC-Source address Ethernet telegram
02
(7000+n*8): Ethernet type
03
(7000+n*8): Header
04
(7000+n*8): Net Id
05
(7000+n*8): # of Vars
06
(7000+n*8): Cycle Index
07
(7000+n*8): reserved
08
(7000+n*8): Net Var 001 Id
09
(7000+n*8): Net Var 001 Header
0A
(7000+n*8): Net Var 001 Data
0B
-
(7000+n*8) Net Var y Id
:(3*y+6)
(7000+n*8) Net Var y Header
:(3*y+7)
(7000+n*8) Net Var y Data
:(3*y+8)
Index 7001-77F9 Sending Frame Control (Frame control)
Index (hex) Name
7001+n*8:0 Sending Frame Con-
trol
(Frame control)
(7001+n*8): Frame Control
01
EL6601, EL6614
Meaning
Max. subindex
(each module gets its own entry (Index 0x7000+n*8),
0 ≤ n < maximum number of modules
MAC-Destination address Ethernet telegram
Beckhoff Ethertype
Bit 0-10:
Length of the following entries
Bit 11: 0,
Bit 12-15: 4, Network variable -type
Source AMS Net Id
Number of variables
Entry is incremented with each Publisher cycle
reserved
Identification of network variables
Byte 0,1: Hash value
Byte 2,3: Length of the data
Byte 4,5: Quality
Data range
Identification of network variables
Byte 0,1: Hash value
Byte 2,3: Length of the data
Byte 4,5: Quality
Data range
Meaning
Max. subindex
(each module gets its own entry (Index 0x7001+n*8),
0 ≤ n < maximum number of modules
Frame Control
• Bit 0 = 0: Send Frame
• Bit 0 = 1: Skip Frame
Version: 4.2
Commissioning
Data type Flags Default
UINT8 RW P -
UINT48 RW P -
UINT48 RW P -
UINT16 RW P 0x88A4
(42120
UINT16 RW P -
UINT48 RW P -
UINT16 RW P -
UINT16 RO P -
UINT16 RW P -
UINT16 RW P -
UINT48 RW P -
STRING RO P -
UINT16 RW P -
UINT48 RW P -
OCTED_STRI RO P -
NG
Data type Flags Default
UINT8 RW P 0x01 (1
UINT8 RW P 0x00 (0
)
dec
)
dec
)
dec
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