NOTE:
Different from official Arduino M0, Bluno M0 adopts a unique chip solution which should be installed
independently. It supports Windows, Linux and MAC.
The default IDE version should be 1.6.0 and above, other versions should be modified according to
FAQ instructions.
Features
Arduino IDE Compatible
32-Bit 72MHz Cortex-M0
Supports 5V reference voltage
Supports standard IIS audio interface
Support USB and dual physical hardware serial port
Compatible with Leonardo pin packages
Support wireless programming upload code
Support Windows /Linux /Mac
Specification
Microcontrollers: Nuvoton NUC123ZD4AN0 (Cortex M0)
Clock Speed: 72MHz
Operating Voltage: 5V
Recommended Input Voltage: 7-12V
Limited input voltage: 6-20V
Digital I/O Pins: 31
Analog input Pins: 6
External Interrupt: 2 (D2, D3)
SRAM: 20K
Flash: 68K (of which 12 KB used by bootloader, 55K used by the user code area, 1K used by
EEPROM)
EEPROM: 1K
SPI: 1 port (D14, D15, D16)
IIC / I2C: 1 port (D2, D3)
USB COM port: 1 (Serial)
USB Serial port: 1 (USBSerial)
BLuetooth Serial port: Serial (USB COM port, Bluetooth and Hardware Serial Port 1 share the
same port: Serial)
Hardware serial port: 2 (Serial, Serial2)
Serial D0 (Rx1) and D1 (Tx1)
Serial2 D24 (Rx2) and D25 (Tx2)
Size: 68.5 * 53.4 mm/ 2.69 * 2.10 inches
Weight: 30g