TUYA WBR3S Manuals
1 pdf manual(s) TUYA WBR3S for free download (Document Types: Operation & user’s manual)
TUYA WBR3S Operation & user’s manual [PDF] (9 pages)
- Identifier: id-2071084
- Brand: TUYA
- Device: WBR3S Wireless modules
- Type: PDF
- Key Aspects: Emergency Shutdown Procedures, Risk Mitigation and Accident Prevention, Documentation and Revision History
- UPD Date: 26.04.2026
- Source File: 2216772.pdf
- Pages: 9
- Description: Official user manual for the TUYA WBR3S.
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WBR3S User manual 1 Product Overview WBR3S is a low-power embedded WiFi+BT module that Tuya has developed. It consists of a highly integrated wireless RF chip (RTL8720CS), a few peripherals, an embedded WiFi network protocol stack, the BT network protocol, and varied library functions. WBR3S has an embedded low-power 32-bit CPU, 512 KB static randomaccess memory (SRAM), 4 MB flash memory, and rich peripherals. WBR3S is an RTOS platform that integrates all function libraries of the WiFi MAC and TCP/IP protocols. You can develop embedded WiFi products as required. 1.1 Features 1. Embedded low-power 32-bit CPU, which can also function as an application processor 2. The maxium clock rate: 200 MHz 3. Working voltage: 3.0 to 3.6 V 4. Peripherals: 8 GPIOs, 1 universal asynchronous receiver/transmitter (UART), and 1 analog to digital converter (ADC) 5. WiFi connectivity • 802.11b/g/n 1x1 2.4 G • Channels 1 to 14 at 2.4 Ghz • Support WPA and WPA2 security modes • Up to +17.5 dBm output power in 802.11b mode • Support STA/AP/STA+AP working modes • Support SmartConfig and AP network configuration manners for Android and iOS devices • Onboard PCB antenna with a gain of 1.7 dBi at 2.4 G • Working temperature: -20 to 85℃ 6. BT/BLE connectivity • Support BLE V5.0
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