产品名称：意大利Arduino开发板入门编程开源硬件

技术规格

Arduino MKR NB 1500基于SAMD21微控制器。

Microcontroller	SAMD21 Cortex®-M0+ 32bit low power ARM MCU
Radio module	u-blox SARA-R410M-02B
Secure Element	ATECC508
Board Power Supply (USB/VIN)	5V
Supported Battery	Li-Po Single Cell, 3.7V, 1500mAh Minimum
Circuit Operating Voltage	3.3V
Digital I/O Pins	8
PWM Pins	13 (0 .. 8, 10, 12, 18 / A3, 19 / A4)
UART	1
SPI	1
I2C	1
Analog Input Pins	7 (ADC 8/10/12 bit)
Analog Output Pins	1 (DAC 10 bit)
External Interrupts	8 (0, 1, 4, 5, 6, 7, 8, 16 / A1, 17 / A2)
DC Current per I/O Pin	7 mA
Flash Memory	256 KB (internal)
SRAM	32 KB
EEPROM	no
Clock Speed	32.768 kHz (RTC), 48 MHz
LED_BUILTIN	6
Full-Speed USB Device and embedded Host
Antenna gain	2dB (bundled antenna at the Arduino Store)
Carrier frequency	LTE bands 1, 2, 3, 4, 5, 8, 12, 13, 18, 19, 20, 25, 26, 28
Power class (radio)	LTE Cat M1 / NB1: Class 3 (23 dBm)
Data Rate (LTE M1 Half-Duplex)	UL 375 kbps / DL 300 kbps
Data Rate (LTE NB1 Full-Duplex)	UL 62.5 kbps / DL 27.2 kbps
Working region	Multiregion
Device Location	GNSS via modem
Power Consumption (LTE M1)	min 100 mA / max 190 mA
Power Consumption (LTE NB1)	min 60 mA / max 140 mA
SIM Card	MicroSIM (not included with the board)
Length	67.64 mm
Width	25 mm
Weight	32 gr.