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Quectel UC20

Quectel UC20
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UMTS/HSPA/LTE Module Series
UMTS&LTE EVB User Guide
UMTS&LTE_EVB_User_Guide Confidential / Released 26 / 32
3
VDD_EXT
Connected directly to modules VDD_EXT
4
PCM_IN
Connected directly to modules PCM_IN
5
I2C_SDA
Connected directly to modules I2C_SDA
6
PCM_OUT
Connected directly to modules PCM_OUT
7
I2C_SCL
Connected directly to modules I2C_SCL
8
PCM_CLK
Connected directly to modules PCM_CLK
9
CLK_OUT
RESERVED
10
GND
GND
J806 Pin
Pin Name
Description
1
RTS_1.8V
Connected directly to modules RTS
2
DCD_1.8V
Connected directly to modules DCD
3
CTS_1.8V
Connected directly to modules CTS
4
RI_1.8V
Connected directly to modules RI
5
RXD_1.8V
Connected directly to modules RXD
6
TXD_1.8V
Connected directly to modules TXD
7
DTR_1.8V
Connected directly to modules DTR
8
AP_READY
Connected directly to modules AP_READY
9
GND
GND
10
GND
GND
J807 Pin
Pin Name
Description
1
GND
GND
2
GND
GND
3
GND
GND
4
DCD_3.0V
3.0V DCD signal
5
RI_3.0V
3.0V RI signal
Quectel
Confidential

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