Table Of Contents; Contents - Quectel UC20 User Manual

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Contents

About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Table Index ................................................................................................................................................... 4
Figure Index ................................................................................................................................................. 5
1 Introduction .......................................................................................................................................... 6
1.1. Safety Information ................................................................................................................... 6
2 General Overview ................................................................................................................................. 8
2.1. Key Features ........................................................................................................................... 8
2.2. System Overview..................................................................................................................... 9
2.3. Interface Overview................................................................................................................... 9
2.4. EVB View ............................................................................................................................... 11
2.5. EVB Accessories ................................................................................................................... 11
3 Interface Application ......................................................................................................................... 13
3.1. Power Interface ..................................................................................................................... 13
3.2. USB Device Interface ............................................................................................................ 14
3.3. Audio Interface ...................................................................................................................... 15
3.3.1. Loud Speaker (J402) ...................................................................................................... 16
3.3.2. Earphone (J404) ............................................................................................................ 16
3.3.3. Handset (J401) ............................................................................................................... 18
3.4. SIM Card Interface ................................................................................................................ 19
3.5. UART Interface ...................................................................................................................... 21
3.6. Switch and Buttons ................................................................................................................ 22
3.7. Status LEDs ........................................................................................................................... 23
3.8. Test Points ............................................................................................................................. 24
4 Operation of UMTS Module ............................................................................................................... 26
4.1. Power On ............................................................................................................................... 26
4.1.1. Power On UC20-TE-A.................................................................................................... 26
4.1.2. Power On UC20 Mini PCIe ............................................................................................ 26
4.2. Power Off UC20-TE-A and UC20 Mini PCIe ......................................................................... 27
4.3. Reset UC20-TE-A and UC20 Mini PCIe ............................................................................... 27
4.4. Communication via USB or UART Interface ......................................................................... 27
4.4.1. Communication via USB Interface ................................................................................. 27
4.4.2. Communication via UART Interface ............................................................................... 28
4.5. Firmware Upgrade ................................................................................................................. 28
5 UC20 EVB Accessories Assembly ................................................................................................... 29
6 Appendix Reference .......................................................................................................................... 30
UC20_EVB_User_Guide Confidential / Released
UMTS/HSPA Module Series
UC20 EVB User Guide
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