SE868Kx-Ax Family Product User Guide
1VV0301201 Rev. 5
Page 37 of 83
2021-07-15
Not Subject to NDA
9.
ELECTRICAL INTERFACE
SE868-A Family Pinout Diagram
Notes (Please refer to the detailed pinout tables below):
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All Ground (GND) pins are to be grounded.
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Reserved pins (RES) are to be left floating.
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FORCE_ON is connected only on the SE868-A and SE868K3-Ax modules.
See section 9.5.2.2 FORCE_ON (SE868-A and SE868K3-Ax only).
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I2C and SPI pins are implemented only on the SE868-A and SE868K3-Ax.
The I2C pins are UART on the SE868-AS andSE868K7-Ax.
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The 2nd port is I2C on MT3333-based modules and UART on MT3337-based modules
Figure 17: SE868-A Family Pinout Diagram