Rockwell Automation 1799-DASCII DeviceNet Serial Interface - Manual (Page 15)

DeviceNet Serial Interface Module 15
Publication 1799-IN012B-EN-P - July 2008
DeviceNet
Handshake
mode 14 Get/Set If enabled,
master must
acknowledge it
is ready for next
new data before
1799-DASCII
module sends
the new data. 0 = Master/Slave
Handshake
1 = Auto Increment
(No handshake) Auto
Increment 1 USINT
Gateway
produce
assembly
size 15 Get Total number of
I/O data bytes
that are sent to
the master from
the 1799-DASCII
module. This
should be the RX
size of your
scanner. 4…254 20 bytes of
array data
and 4
header
bytes 24 USINT
Receive
data string 16 Get Serial data in the
receive buffer. Any data string Empty Null USINT
Receive
data size 17 Get Number of
characters in the
Receive data
buffer. 0…250 0 0 USINT
Receive
record
number 18 Get/Set The Receive
Record Number
sent from the
master. 0…255 0 0 USINT
Parameter # Access Description Parameter Choices Default
Setting Default
Value Data
Type