Table 7: Pin Assignment Of J502 - Quectel UC20 User Manual

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Table 7: Pin Assignment of J502

J502 Pin Signal Name
1 GND
2 VPP
3 SIM_DATA
4 SIM_CLK
5 SIM_RST
6 SIM_VDD
7
8 SIM_PRESENCE
NOTES
1. UC20 Mini PCIe does not support SIM card detection.
2. The SIM card detection function of UC20-TE-A is disabled by default.
UC20_EVB_User_Guide
Figure 15: Pins Assignment of SIM Card Holder
I/O
/
/
I/O
O
O
O
/
I
Confidential / Released
UMTS/HSPA Module Series
6 5 4 8
1 2 3 7
Function
Ground.
Not connected.
Data line, bi-directional.
SIM card clock.
SIM card reset.
SIM card power, generated by the
UMTS module.
Connected to GND. When the SIM
card cover is inserted, pin 7 is
connected to pin 8.
SIM card detection.
UC20 EVB User Guide
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