TIWAY I Primitives Supported by S5 PIM
B-5
S5 UniLink Adapter Installation and Operation
Primitive 04 is the format primitive that allows you to determine the
maximum length of the primitive acceptable to the Network Interface
Module. The buffer length is returned in number of bytes.
Request: LLLL 04
Response: LLLL 04 NNNN MM EE FF GG BB ... BB
Symbol Value Definition
NNNN 010E Primitive field length supported.
MM 20 Number of Data Acquisition Blocks supported.
EE 00 Number of Data Acquisition Records supported.
FF 00 Number of Data Type Definitions supported.
GG 02 Floating-point formats supported.
The BB field represents the primitives supported. The first byte represents
primitives 0...7, the second byte represents primitives 8...15, and so on. A
value of 1 means the corresponding primitive is supported and a value of 0
means it is not.
Primitive 20 is a command to read a single contiguous block of data in the
Secondary device. Read Block will access contiguous data element locations
from a given data element location.
Request: LLLL 20 TT NNNN AAAA
Symbol Definition
TT Data element type.
NNNN Number of locations.
AAAA Data element location.
Response: LLLL 20 HH DD ... DD
Symbol Definition
HH Operational status (see Status).
DD Data.
Primitive Format
Configuration
Read Block
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