Sunsea AIoT SIMCom SIM5800 Hardware Design page 18

RESET 179
RESERVED
RESERVED 149,159
NC
60，61，110，111，115，
123，124，127，131，133
○
1 :VMCH_PMU : Connect to PMU internally, Voltage: 3.0V/3.3V
○
2 :VMC_PMU: Connect to PMU internally, Voltage: 1.8V/3.3V
SIM5800_Hardware Design_V1.01
Smart Machine Smart Decision
I Reset keypad
Internal connection
No internal connection
18
If not used, Don't connect anything
2018-10-08
VIO18_PMU