GL320M Series User Manual
QSZTRACGL320MUM0100
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5.3.
External Power Supply Connection
5.3.1.
External DC Charger Connection
Pin 4 and Pin 9 on the Type-C connector is used for charging and named as VBUS pins. It can be
connected to a 5V DC power supply to power up GL320M and charge the internal battery.
Figure 5.
External DC Charger Connection of GL320M
5.3.2.
External Battery Connection
Pin 8 on the Type-C USB connector is for external battery and named as EXTBAT pin. It can be
connected to a 3.7V Li-ion or Li-Polymer battery to power up GL320M.
Figure 6.
External Battery Connection of GL320M
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