Rockwell Automation 1771-SPI,D17716.5.122 SPI PROTOCOL INTERFACE - Manual (Page 36)

Defining Command and Status Blocks
Chapter 3
3-14
The following table helps you identify:
acronyms of various command and status blocks that your ladder logic
transfers to and from the SPI module
SPI-specified ID codes of devices that you can place on the SPI network
Table 3.N
Standard Device Types with ID Code, and Acronyms for Command and Status Blocks
Type of
Command or Status Block
ID Code
HEX Binary
Block Acronym
Command Status
SPIĆspecified Module Configuration Command FF 11111111 MCC
SPIĆspecified System Status FF 11111111 SYS
Custom Configuration Block
Select the SPIĆspecified
device type ID from the
CCB
Custom Configuration Status
deviceĆtype ID from the
ID codes listing below.
Allowable range is
CCS
Custom Data Block
Allowable range is
20ĆFE.
CDB
Custom Data Status CDS
Type of Device
ID Code
HEX Binary
Block Acronym
Command Status
Mold Temperature Controller 20 00100000 MTC MTS
Chiller 21 00100001 CHC CHS
Dryer 22 00100010 DRC DRS
Loader 23 00100011 LDC LDS
Melt Pump 24 00100100 MPC MPS
Additive Feeder 25 00100101 AFC AFS
SelfĆtuning Temperature Controller (Hot Runner) 26 00100110 STC STS
GeneralĆpurpose Temperature Controller 27 00100111 GPC GPS
Volumetric Blender 28 00101000 BVC BVS
ContinuousĆweigh Blender 29 00101001 BCW BCS
BatchĆweigh Blender 2A 00101010 BBW BBS
Robot 2B 00101011 ? ?
Summary of SPI
Block Acronyms,
Device Types,
and ID Codes