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
Shelly Plug S MTR Gen3
Shelly
Level Lock+ (Matter)
Level Home
MT-SL-DIM
Sunricher
Tapo Smart Plug, Energy Monitoring
Tapo
TEST_PRODUCT
ESPHome
SmartPlug
Smart Home
Aqara Dimmer Switch H2
Aqara
SwitchBot Hub
SwitchBot
Eve Thermo
Eve Systems
Aqara Smart Light
Aqara
Smart Presence Sensor
Meross
Shelly Flood Gen4
Shelly
Nest Learning Thermostat 4th gen
Google LLC
Essentials GU10
Nanoleaf
Matter Extended Color Light
Quectel
Nuki Smart Lock
Nuki
Smart RGBTW Bulb
Leedarson
Tapo Smart IoT & IR Hub
Tapo
Aqara Shutter Switch H2
Aqara
Aqara Smart Lock U400
Aqara
Cync Full Color A19
GE Lighting, a Savant company
Philips Hue Bridge
Signify
KAJPLATS E26 WS globe 1600lm
IKEA of Sweden
Smart Plug Mini
Meross