ControlLogix Backplane Statistics

Diagnostics for a specific slot in a chassis.

IMPORTANT:

This assembly includes the structure for the DIAGNOSTICS_CHASSIS_SLOTS_DATA user-defined data type. This data type includes the information captured for each slot. Create this UDT before you create the Chassis Diagnostics UDTs.

Structure for the ControlLogix DIAGNOSTICS_CHASSIS_SLOTS_DATA User-defined Data Type

Members of User-defined Data Type
Member	Data Type	Description
MajorRevision	UDINT	Major revision of the module in the slot (for specific module in chassis).
MinorRevision	UDINT	Minor revision of the module in the slot (for specific module in chassis).
SerialNumber	UDINT	Serial number of the module in the slot (for specific module in chassis).
Slot	USINT	Slot number (for specific module in chassis).
Status	USINT	Current status of ICP object: 0 normal communications, bit 0 set = RX Disabled, bit 1 set = Multicast RX Disabled, bit 2 set = RA/GA Miscompare
RxBadMulticastCRC	UDINT	Number of multicast frames received with bad CRC (for specific module in chassis).
RxBadMulticastCRCThreshold	UDINT	Threshold of the number of multicast frames received with bad CRC (for specific module in chassis).
RxBadCRC	UDINT	Number of frames received with bad CRC (for specific module in chassis).
RxBusTimeouts	UDINT	Number of timeouts on received frames (for specific module in chassis).
TxBadCRC	UDINT	Number of frames sent with bad CRC (for specific module in chassis).
TxBusTimeouts	UDINT	Number of timeouts on sent frames (for specific module in chassis).
TxRetryLimit	UDINT	Retry limit for sent frames (for specific module in chassis).

ControlLogix Chassis Diagnostics_A Assembly

Instance = 32942

Size = 444 Bytes

Diagnostic Assembly Members
Member	Data Type	Description
ChassisSize	USINT	Size of the chassis in terms of number of slots and is programmed at time of manufacture into the rack’s non-volatile storage.
Slot00	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot01	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot02	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot03	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot04	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot05	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot06	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot07	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot08	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot09	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.

ControlLogix Chassis Diagnostics_B Assembly

Instance = 32943

Size = 312 Bytes

Diagnostic Assembly Members
Member	Data Type	Description
ChassisSize	USINT	Size of the rack in terms of number of slots and is programmed at time of manufacture into the rack’s non-volatile storage.
Slot10	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot11	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot12	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot13	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot14	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot15	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.
Slot16	DIAGNOSTICS_CHASSIS_SLOTS_DATA	Diagnostics of a specific slot. Details can be found in the structure description.