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Temperature sensor anomaly IoTHub sample
Dependencies: C12832 EthernetInterface LM75B NTPClient iothub_client iothub_http_transport mbed-rtos mbed serializer wolfSSL azure_c_shared_utility
This sample showcases the usage of Azure IoT client libraries to build an application sample that uploads temperature data and reacts to an alert for a temperature anomaly sent by a cloud service.
Diff: main.cpp
- Revision:
- 18:dba70fdfadd9
- Parent:
- 16:78ba6b671532
- Child:
- 20:824746bcf93c
--- a/main.cpp Fri Oct 23 01:38:01 2015 +0000 +++ b/main.cpp Thu Dec 17 18:24:17 2015 -0800 @@ -341,7 +341,12 @@ } #endif // MBED_BUILD_TIMESTAMP - unsigned int minimumPollingTime = 9; /*because it can poll "after 9 seconds" polls will happen effectively at ~10 seconds*/ + // Because it can poll "after 9 seconds" polls will happen + // effectively at ~10 seconds. + // Note that for scalabilty, the default value of minimumPollingTime + // is 25 minutes. For more information, see: + // https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging + unsigned int minimumPollingTime = 9; if (IoTHubClient_LL_SetOption(iotHubClientHandle, "MinimumPollingTime", &minimumPollingTime) != IOTHUB_CLIENT_OK) { printf("failure to set option \"MinimumPollingTime\"\r\n");