![]() SNS funnels the message to a topic to which our AWS Lambda function is subscribed. AWS IAM verifies IoT has permissions to publish messages to AWS SNS. In this case IoT only passes along data messages if the light sensor reading is less than 400 lux. IoT accepts the input and in real-time makes a decision to pass along the data or ignore it. In summary, the Edison transmits the light level to AWS IoT. ![]() (AWS SNS)īelow is a high level end-to-end schematic of the project design.
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