Query the latest firmware upgrade records of the Plant
| Parameter | Description | Required |
|---|---|---|
| action | queryCollectorFirmwareUpgradeLastRecord | True |
| pn | Datalogger number | True |
response:
| Parameter | Description | Required |
|---|---|---|
| ts | Firmware upgrade time | True |
| status | Firmware upgrade status | False |
| progress | Firmware upgrade progress 0~1000, representing 0%~100.0% | False |
{
"err":0,
"desc":"ERR_NONE",
"dat":{
"ts":"2017-08-17 11:00:00",
"status":0,
"progress":999
}
}
Possible errors:
| Response error code | Description | Details |
|---|---|---|
| 0x0006 | ERR_FORMAT_ERROR | Parameter |
| 0x0101 | ERR_NOT_FOUND_COLLECTOR | Unable to find Datalogger |
| 0x000C | ERR_NO_RECORD | No record (no recent upgrade record) |