Chapter 2 – QuickCarrier USB GPRS (MT100UCC-G2)
QuickCarrier Developer’s Guide
25
Pin-Out Specifications
Pin(s)
Signal Name
Logic Level Voltage
I/O
Description
JP2-1
VCC
5.0
PWR
DC input power
JP2-2
USB DN
3.3
I/O
USB data
JP2-3
USB DP
3.3
I/O
USB data
JP2-4
GND
GND
GND
Ground
Power Draw
Multi-Tech Systems, Inc. recommends that you incorporate a 10% buffer into your power source when
determining product load.
Input Voltage = 5.0 Volts
Sleep Mode
Typical
Maximum
1
Peak
2
TX
Peak Reset
GSM850
Current (AMPS)
0.035
0.135
0.270
1.350
Watts
0.177
0.672
1.33
In-Rush Current (AMPS) (approx. 3ms duration)
3
0.815
1
Maximum:
The continuous current during maximum data rate with the radio transmitter at maximum
power.
2
Peak:
The peak current during a GSM850 transmission burst period.
3
In-Rush Current:
The input current during power up or a reset.
Application Notes
LED Interface
The LED signal indicates the working status of the QuickCarrier.
Power LED
Signal
Description
OFF
No power to the unit
ON
The unit is functioning
Link Status LED
Signal
Description
OFF
Download mode or switched OFF
ON
Continuously lit
Switched ON (not registered on the network)
Blinking
Switched ON (registered on the network)
