使用粒子光子板从Charllights频道订阅频道更新。程序从通道中读取颜色，并在光子板上的内置LED上显示它。您可以订阅频道馈送或直接指向Charllights通道上的颜色字段，如此示例所示。

Collect environmental data from a device and post it from your device to a ThingSpeak™ channel. The example uses an ESP8266 and the ThingSpeak Communication Library to post data and retrieve data from a channel.

发布多个字段的数据ThingSpeak™陈nel from a device that wakes from deep sleep. You read a soil moisture sensor and post the value to a ThingSpeak channel. The HTTP POST request is executed by writing to a communication client without a separate library. Directly writing the HTTP request to the wireless network client can offer increased flexibility and speed over the ThingSpeak Communication Library.

使用ESP32的无线网络功能将数据发布到Misterspeak™。ESP32记录并张贴其连接到的无线网络的信号强度。按下电路板上的按钮进行三次无线网络信号强度的测量，并将平均结果发布到截取通道。该设备还张贴计数器值，以便您可以跟踪测量值。