The General Diagnostics cluster (0x0033) is a Matter cluster that Reports general device health metrics including uptime, reboot counts, and hardware faults.. It defines 5 commands and 10 attributes and is mandatory for 1 device type.
General Diagnostics 0x0033
Reports general device health metrics including uptime, reboot counts, and hardware faults.
Spec History
This cluster's ClusterRevision across the Matter releases it has shipped in. Click a version to inspect the cluster as it existed in that release.
Attributes 10
Commands 5
Features 1
| Code | Name | Type | Flags |
|---|---|---|---|
| 0x0000 | NetworkInterfaces | array | |
| 0x0001 | RebootCount | int16u | |
| 0x0002 | UpTime | int64u | Optional |
| 0x0003 | TotalOperationalHours | int32u | Optional |
| 0x0004 |
BootReason
max 0x06
|
BootReasonEnum | Optional |
| 0x0005 | ActiveHardwareFaults | array | Optional |
| 0x0006 | ActiveRadioFaults | array | Optional |
| 0x0007 | ActiveNetworkFaults | array | Optional |
| 0x0008 | TestEventTriggersEnabled | boolean | |
| 0x000A | DeviceLoadStatus | DeviceLoadStruct | Optional |
| Code | Name | Direction | Parameters |
|---|---|---|---|
| 0x00 |
TestEventTrigger
This command SHALL be supported to provide a means for certification tests to trigger some test-plan-specific events, necessary to assist in automation of device interactions for some certification test cases.
|
client→server |
EnableKey: octet_string, EventTrigger: int64u |
| 0x01 |
TimeSnapshot
This command MAY be used by a client to obtain a correlated view of both System Time, and, if currently synchronized and supported, "wall clock time" of the server.
|
client→server | None |
| 0x02 |
TimeSnapshotResponse
This command SHALL be generated in response to a TimeSnapshot command.
|
server→client |
SystemTimeMs: systime_ms, PosixTimeMs: posix_ms |
| 0x03 |
PayloadTestRequest
Optional This command provides a means for certification tests or manufacturer's internal tests to validate particular command handling and encoding constraints by generating a response of a given size.
|
client→server |
EnableKey: octet_string, Value: int8u, Count: int16u |
| 0x04 |
PayloadTestResponse
Optional This command is sent by the server on receipt of the PayloadTestRequest command.
|
server→client |
Payload: long_octet_string |
DataModelTest
(DMTEST)
bit 0
Support specific testing needs for extended Data Model features
Device Types Using This Cluster
Device types in the Matter spec that reference this cluster
Devices Implementing This Cluster
770 devices in the survey implement this cluster
Kasa Smart Wifi Plug, Energy Monitoring
Kasa
LIFX Downlight
LIFX
SmartSetup Thread 1-Channel Power Controller
SmartSetup
Shelly Power Strip 4 Gen4
Shelly
Shelly 1 Gen4
Shelly
Tapo Smart Power Strip
Tapo
Essentials Lightstrip
Nanoleaf
Smart Presence Sensor
Meross
TNKDSE261
tink
Aqara Camera Hub
Aqara
VARMBLIXT table/wall lamp
IKEA of Sweden
Smart Night Light-W
ThirdReality
Shelly Plug US Gen4
Shelly
Shelly Plug M Gen3
Shelly
SwitchBot Relay Switch 1
SwitchBot
Cync Keypad Dimmer
GE Lighting, a Savant company
KAJPLATS E12 WS globe 800lm
IKEA of Sweden
Govee LED Strip Light M1
Shenzhen Qianyan Technology
KAJPLATS E12 CWS globe 800lm
IKEA of Sweden
Cync Paddle Dimmer
GE Lighting, a Savant company
SmartWings Levitate with DUCTECH
DUCTECH
Smart Outlet Extender
Shenzhen Qianyan Technology
Govee Gaming Light Bars Pro
Shenzhen Qianyan Technology
Govee Glide Wall Light
Shenzhen Qianyan Technology