Ebyte E220-900M30S, Quick Start Manual

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Chengdu Ebyte Electronic Technology Co.,Ltd. E220-900M30S User Manual
Copyright ©2012–2021
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Chengdu Ebyte Electronic Technology Co.,Ltd. 2
Contents
Disclaimer...............................................................................................................................................................................
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Features...........................................................................................................................................................................
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1 Introduction..........................................................................................................................................................................
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1.1 Brief Introduction.....................................................................................................................................................
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1.2 Application................................................................................................................................................................
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2 Specification and parameter................................................................................................................................................
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2.1 limit parameters........................................................................................................................................................
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2.2 Operating parameter.................................................................................................................................................
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3 Size and pin definition.........................................................................................................................................................
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4 Basic operation....................................................................................................................................................................
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4.1 Hardware design.......................................................................................................................................................
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4.2 Programming............................................................................................................................................................
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5 Basic application................................................................................................................................................................
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5.1 Basic circuit............................................................................................................................................................
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6 FAQ....................................................................................................................................................................................
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6.1 Communication range is too short..........................................................................................................................
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6.2 Module is easy to damage......................................................................................................................................
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6.3 BER(Bit Error Rate) is high...................................................................................................................................
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7 Production guidance..........................................................................................................................................................
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7.1 Reflow soldering temperature................................................................................................................................
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7.2 Reflow soldering curve...........................................................................................................................................
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8 E220 series.........................................................................................................................................................................
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9 Antenna recommendation..................................................................................................................................................
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9.1 Recommendation....................................................................................................................................................
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10. Packing method for batch order......................................................................................................................................
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Revision history....................................................................................................................................................................
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About us................................................................................................................................................................................
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