Evb - Quectel EC200U Series Hardware Design

VBAT_RF
MIC
LOUDSPK
VBAT_BB
PMIC
PWRKEY
RESET_N
ADCs
VDD_EXT

2.4. EVB

In order to help customers to develop applications with EC200U series, Quectel provides an evaluation
board (UMTS & LTE EVB), USB to RS-232 converter cable, earphone, antennas and other peripherals to
control or test the module. For more details, please refer to document [1].
EC200U_Series_Hardware_Design
ANT_MAIN
PAM
SAW
Duplex
APT
PA
PRx
Tx
26 MHz
Transceiver
DCXO
32 kHz Clock
Control
USB (U)SIMs
Figure 1: Functional Diagram
ANT_BT/WIFI_SCAN
Baseband
SPI I2Cs PCM UARTs STATUS
LTE Standard Module Series
ANT_GNSS
SAW
LNA
GNSS
SPI Nor Flash (64Mb)
PSRAM (128Mb)
WLAN LCD Keypads SD
Card
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