User manual Sengled Wifi Module ---------------------------------------------------------------------------- Module No.: WF861 Version: V1.0 Change History: Version Description V1.
Content 1 Introduction .................................................................................................... 3 2 Features ......................................................................................................... 3 3 Applications ..................................................................................................... 3 4 Module Pins Assignments .................................................................................. 4 5 RF parameters .....................
1 Introduction WF861 is a cost-effective embedded WiFi module launched by sengled, which is highly integrated with ARM CM4F and WLAN MAC / Baseband / RF, maximum frequency 62.5MHz, built-in 256KB SRAM, 2MB flash, 3.3V single power supply. It is mainly used in intelligent light control. It can meet the requirements of low power consumption, low delay and short distance wireless data communication. 2 Features Support 802.
Module Pins As Asssiignments gnments 5 RF parameters Item Description working frequency 2.412~2.462GHz Wi-Fi wireless standard IEEE802.11b/g/n modulation mode 802.11b: DBPSK, DBPSK, DQPSK DQPSK forr DSSS,CCK DSSS, CCK 802.11b: QA , 16 802.11g/n: 64-QAM, 16-QAM,QPSK, BPSK for OFDM Data transmission rate（20MHz） 11b：1,2,5.5 and 11Mbps 11g : 6,9,12,18,24,36,48,54Mbps 11n : MCS0~7,72.2Mbps TX power 802.11b: 17.20dBm/max.
OEM/Integrators Installation Manual 1. List of applicable FCC rules This module has been tested and found to comply with part 15.247 requirements for Modular Approval. 2. Summarize the specific operational use conditions This module can be used in IoT devices. The input voltage to the module should be nominally 3.3VDC and the ambient temperature of the module should not exceed 85℃. WF861 has one PCB antenna with max antenna gain 1.0dBi.
9. Additional testing, Part 15 Subpart B disclaimer The final host / module combination need to be evaluated against the FCC Part 15B criteria for unintentional radiators in order to be properly authorized for operation as a Part 15 digital device.
