GSM/GPRS Module Series
M35 User Manual
M35_User_Manual Confidential / Released 16 / 85
—Turn-on/off interface
—UART interfaces
—RTC interface
—Audio interfaces
—PCM interface
—SIM interfaces
—RF interface
BB&RF
RF PAM
26MHzRF Transceiver
RTC
GPIO&
PWM
Serial
Interface
SIM
Interface
RF_ANT
VBAT
PWRKEY
EMERG_OFF
VRTC
Status&
Netlight
UART
SIM
Interfaces
Reset
ESD
PMU
MEMORY
Audio
Audio
PCM
Interface
PCM
Figure 1: Module Functional Diagram
2.5. Evaluation Board
In order to help you to develop applications with M35, Quectel supplies an evaluation board (EVB),
RS-232 to USB cable, power adapter, earphone, antenna and other peripherals to control or test the
module. For details, please refer to the document [4].
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