About The Document - Quectel M35 User Manual

About the Document

History
Revision Date
1.0 2011-12-29
1.1 2012-05-18
1.2 2012-09-19
1.3 2013-09-03
1.4 2013-11-04
3.0 2014-07-25
3.1 2014-11-26
M35_User_Manual
Author Description
Luka WU Initial
1.
2.
Luka WU
3.
4.
1.
2.
3.
Luka WU
4.
5.
1.
Winter CHEN
2.
Felix YIN Optimized the parameters of VBAT ripple in Table 24.
1.
2.
Winter CHEN
3.
4.
5.
1.
2.
Winter CHEN
3.
4.
Confidential / Released
GSM/GPRS Module Series
Added current consumption
communication mode.
Modified AT command AT+QAUDCH in Chapter
3.10.
Modified the Footprint of recommendation.
Updated module package type.
Updated module functional diagram.
Updated Voltage ripple during transmitting.
Modified level match reference circuits for 5V
peripheral system.
Updated SIM card reference circuit.
Added module current consumption.
Updated information on module's packaging.
Used the new technical document template.
Added information for SIM2 interface, DTR and
DCD pin.
Added information for Multi UART.
Modified module's current consumption.
Modified module's pin definition.
Modified DC characteristics of module pin.
Added information for PCM interface.
Updated Figure 5: Reference Circuit for Power
Supply.
Modified over-voltage or under-voltage
automatic shutdown in Section 3.4.2
Modified RTC backup in Section 3.6
M35 User Manual
in GPRS
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