Multitech Dragonfly Nano MTQN-MNG3-B02-SP Device Manual page 10

HARDWARE AND SPECIFICATIONS
Pin Signal Name I/O Level
13 GND
14 N/C
15 N/C
16 N/C
17 N/C
18 N/C
19 N/C
20 N/C
21 N/C
22 N/C
23 N/C
24 VUSB-SELECT 5
25 N/C
26 N/C
27 1V8_MON
28 GND
29 RADIO_RTS
30 RADIO_DSR
31 RADIO_DTR
32 RADIO_TX
33 VCC-IN
34 LINK
35 NRESET
36 GND
37 GND
38 N/C
39 N/C
40 N/C
Note: The I/O level is/cannot exceed VCC or 4.2V whichever is less.
10
3.318
3.3
3.3
3.3
3.3
3.3 - 4.2 (see note)
3.3 - 4.2 (see note)
In/Out Description
Power Ground Connection
I Apply 5V to use USB Interface to cellular
modem
Power Ground Connection.
I Cellular Radio UART RTS Input
O Cellular Radio UART DSR Output
I Cellular Radio UART DTR Input
I Cellular Radio UART Data Input
Power Power Input
O Radio Link Status LED, Solid = registered,
for default setting use AT+UGPIOC 16, 2
(see AT command guide for details and
more options)
I Board Reset Input
Power Ground Connection
™
Dragonfly Nano MTQN-MNG3-B02 Device Guide