Internet temperature and humidity meter based on Tuya Smart
Tuya XR3 module + SHT30 sensor temperature and humidity meter free development solution
SLM4900 lithium battery charging
HT7533 step-down
Known issues
1. The battery must be installed, otherwise the network cannot be configured.
2. When purchasing the XR3 module, the firmware configuration was not modified, so the power detection of the module is 3V, and the power detection is inaccurate when using lithium batteries.
3. Tips: Need to use For those new to the XR3 module, you can change the corresponding interface during firmware configuration to facilitate drawing board wiring.
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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.
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