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M10 Hardware Design
M10_HD_V3.0
- 53 -
Module
SIM_VDD
SIM_RST
SIM_CLK
SIM_DATA
SIM_PRESENCE
22R
22R
22R
VCC
RST
CLK
IO
VPP
GND
VDD_EXT
10K
100nF
SIM_CARD
GND
GND
ESDA6V8V6
GND
PRESENCE
Figure 33: Reference circuit of the 8 pins SIM card
Note: Please do not use “AT+QSIMDET=1,1” which causes to initialize SIM card when Figure
33 circuit is adopted.
If customer does not need the SIM card detection function, keep SIM_PRESENCE open. The
reference circuit using a 6-pin SIM card socket is illustrated as the following figure.
Figure 34: Reference circuit of the 6 pins SIM card
Содержание M10
Страница 1: ...M10 Quectel Cellular Engine Hardware Design M10_HD_V3 0...
Страница 9: ...M10 Hardware Design M10_HD_V3 0 8 7 Deleted the content of charging function...
Страница 68: ...M10 Hardware Design M10_HD_V3 0 67 Figure 47 Recommendation of RF pad welding...
Страница 76: ...M10 Hardware Design M10_HD_V3 0 75 6 2 Footprint of recommendation single pad...