BG95 USB UserManual

12
USB Dongle Rev 1.0 Copyright © 5GHUB.US
2.7 Hardware Specification
Technical Specification
Microcontroller (MCU)
Atmel ATSAMD21G18, 32-Bit ARM Cortex M0+
Clock Speed
48 MHz
Flash Memory
256 KB
SRAM
32 KB
NB-IoT Module
Quectel BG95-M3
Dimension
30 mm (width) by 65 mm (length)
Weight
22 grams
Power Supply
USB (5V)
LED
LED1, LED2, Status LED, Netlight LED
Interfacing Logic Voltage Level
(Operating Voltage)
3.3V
Voltage output
5V, 3.3V
RESET buttons
Two; one for MCU and one for BG95
User-defined Button
1 connected to MCU
USB Switch
1 switch to connect to MCU directly or BG95 directly
General-purpose digital I/O
Pins
14 (A0-A5, PA6, PA7, SS, MOSI, MISO, SCK, SDA, SCL)
GPIO
2 connected to BG95
ADC
2 connected to BG95
USB
1
I
2
C
1
SPI
1
UART
1
ADC pins
6 (8/10/12-bit ADC channels)
DAC pin
1 (10-bit DAC)
External interrupts
14 (All general-purpose PINs)
PWM pin
6
DC Current per I/O Pin
10 mA
JTAG Debug
Cortex Debug Connector (Single Wire Debug)
USIM
Nano
GNSS
GPS, GLONASS, BeiDou/Compass, Galileo, QZSS
Antenna
1 main antenna and 1 GPS antenna
Band
LTE-FDD:
B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B28/B66/B71/B85
(B26/B27 for Cat.M1)
GSM/EGPR:
850/900/1800/1900MHz
Certification
FCC, IC, CE
Mobile Operator Certification
Verizon, AT&T, T-Mobile, Vodafone, Rogers, Telus, China telecom,
China Mobile, China Unicom
Notes: