Multitech Dragonfly MTQ-LEU7 Device Manual page 10

HARDWARE AND SPECIFICATIONS
Pin Signal Name
12 RADIO_CTS
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 N/C
25 N/C
26 N/C
27 RADIO_VDD
28 GND
29 RADIO_RTS
30 RADIO_DSR
31 RADIO_DTR
32 RADIO_TXD
33 VCC-IN
34 LINK_STATUS
35 RESET
36 GND
37 GND
38 N/C
39 N/C
40 N/C
1
A hyphen (-) indicates a range of acceptable logic levels.
2
USB D+D-: 5V tolerant inputs / 3V drive-level output
10
1
Logic Level Voltage
0 - 3V
GND
0-1.8V
GND
0 - 3.3V
0 - 3V
0 - 3.3V
0 - 3.3V
3.3 - 5V +/-5%
3V
0 - 3V
GND
Max In/Out
Voltage
3.3V O
GND
1.8V O
GND
3.3V I
3.3V O
3.3V I
3.3V I
Power Input Main Power
O
I
GND
Dragonfly
Description
Clear to send (flow control)
Ground
This output is generated by the
radio.
Ground
Request to send (flow control)
Data set ready
DTE ready
Serial data input from DTE
Radio link status LED
Radio reset
Ground
TM
MTQ-LEU7 Device Guide