Arduino MKR Protoshield SD

The MKR Proto Shield is a prototyping shield designed for your MKR board. This shield easily plugs onto your MKR using its provided female/male headers, and offers a duplicate breakout for each pin on the board along with many solderable through-holes on a standard 0.1" grid (2.54mm).

• Microcontroller: SAMD21 Cortex-M0+ 32bit low power ARM MCU


• Board Power Supply (USB/VIN): 5V


• Supported Battery(*): Li-Po single cell, 3.7V, 700mAh minimum


• Circuit Operating Voltage: 3.3V


• Digital I/O Pins: 8


• PWM Pins: 12 (0, 1, 2, 3, 4, 5, 6, 7, 8, 10, A3 - or 18 -, A4 -or 19)


• 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, A1 -or 16-, A2 - or 17)


• DC Current per I/O Pin: 7 mA


• Flash Memory: 256 KB


• SRAM: 32 KB


• EEPROM: no


• Clock Speed: 32.768 kHz (RTC), 48 MHz


• LED_BUILTIN: 6


• Full-Speed USB Device and embedded Host


• Length: 61.5 mm


• Width: 25 mm


• Weight: 32 gr.