About The Document - Quectel UC20 Manual
Umts/hspa module series
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Also See for UC20:
- Hardware design (83 pages) ,
- User manual (33 pages) ,
- Application note (30 pages)
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About the Document
History
Revision
Date
1.0
2013-07-17
1.1
2013-08-29
1.2
2014-01-13
UC20_Hardware_Design
Author
Mountain ZHOU
Mountain ZHOU
Mountain ZHOU
Confidential / Released
UMTS/HSPA Module Series
Description
Initial
1.
Updated USB driver information.
2.
Added GNSS contents in Chapter 4.
3.
Added GNSS current consumption.
4.
Updated GNSS antenna requirements.
5.
Released USIM_PRESENCE function.
1.
Added UC20-G information.
2.
Added AMR-WB feature.
3.
Added USB upgrade test points' diagram.
4.
Added reference design of transistor circuit on
UART interface.
5.
Deleted debug function of Debug UART
interface.
6.
Released
AP_READY,
function and Rx-diversity function.
7.
Modified UC20-A frequency bands.
8.
Modified W_DISABLE# definition.
9.
Modified USIM pin's electrical characteristics.
10. Modified GNSS sensitivity definition.
11. Modified turning on timing figure.
12. Updated the sleep application in Chapter
3.5.1 and airplane mode in Chapter 3.5.2.
13. Updated I2C pins definition.
14. Updated current consumption.
UC20 Hardware Design
UART
upgrade
2 / 84
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