Smart Machine Smart Decision
SIM7000 _Hardware Design _V1.00 2017-05-23
Table 4: IO parameters definition
Bidirectional input /output
Digital output with high level
Digital output with low level
Power supply, voltage range:
3.0~4.3V.
LDO power output 1.8V for
other external circuits with Max
50mA current output, such as
level shift circuit.
2、17、
18、29、
39、45、
46、54、
58、59、
61、62、
63、64、
65
System power on/off control
input, active low. The efficient
input level must be below 0.5V.
The level is 0.8V when
this PIN is floating;
System reset control input,
active low.
NRESET has been
pulled up to 1.8V via
40Kohm resistor
internally.