MKR GSM 1400 意大利Arduino開發(fā)板入門編程開源硬件
Tech specsArduino MKR GSM 1400基于SAMD21微控制器。MicrocontrollerSAMD21 Cortex?-M0+ 32bit low power ARM MCU Radio moduleu-blox SARA-U201 Secure ElementATECC508Board Power Supply (USB/VIN)5VSupported BatteryL
Tech specs
Arduino MKR GSM 1400基于SAMD21微控制器。
| Microcontroller | SAMD21 Cortex?-M0+ 32bit low power ARM MCU |
| Radio module | u-blox SARA-U201 |
| Secure Element | ATECC508 |
| Board Power Supply (USB/VIN) | 5V |
| Supported Battery | Li-Po Single Cell, 3.7V, 2500mAh 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 | GSM 850 MHz, E-GSM 1900 MHz, DCS 1800 MHz, PCS 1900 MHz |
| Working region | Global |
| SIM Card | MicroSIM (not included with the board) |
| Length | 67.64 mm |
| Width | 25 mm |
| Weight | 32 gr. |