Ebyte E103-W20, User Manual

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Chengdu Ebyte Electronic Technology Co., Ltd. E103-W02 User Manual
Copyright © 2012–20 2 2 , Chengdu Ebyte Electronic Technology Co., Ltd. 1
Contents
1 Overview.............................................................................................................................................................................3
1.1 Product introduction.................................................................................................................................................3
1.2 Features.................................................................................................................................................................... 3
1.3 Application scenarios............................................................................................................................................... 4
2 Specifications..................................................................................................................................................................... 4
2.1 Radio Frequency parameters....................................................................................................................................4
2.2 Electrical parameters................................................................................................................................................ 4
2.3 Hardware parameters................................................................................................................................................5
3 Mechanical Dimensions and Pin Definition.................................................................................................................... 6
Figure 1 : Dimensions of E103-W20(7688)...................................................................................................................6
Figure 2 : Dimensions of E103-W20(7628)...................................................................................................................7
4 WiFi Protocol Features...................................................................................................................................................10
4.1 802.11b 11M.......................................................................................................................................................... 10
4.2 802.11g 54M.......................................................................................................................................................... 10
4.3 802.11n MCS7(HT20)........................................................................................................................................... 11
4.4 802.11n_MCS7(HT40).......................................................................................................................................... 11
5 Mechanical Dimensions and Pin Definition..................................................................................................................12
5.1 Acquisition and compilation of secondary development SDK.............................................................................. 12
5.2 Firmware burning ...................................................................................................................................................15
6 Frequently Asked Questions.......................................................................................................................................... 18
6.1 The transmission distance is not ideal....................................................................................................................18
6.2 Modules are easily damaged .................................................................................................................................. 18
7 Welding Operation Instructions.................................................................................................................................... 19
7.1 Reflow soldering temperature ................................................................................................................................ 19
7.2 Reflow soldering profile .........................................................................................................................................20
8 Antenna Options..............................................................................................................................................................20
9 Packing details.................................................................................................................................................................21
Revision History................................................................................................................................................................. 22
About us.............................................................................................................................................................................. 22