NuMaker-M5531

• NuMicro® M5531H2LJAE used as main microcontroller and runs at up to 220 MHz. Its functions are backward compatible with:
  - M5531K2LJAE
  - M5531R2LJAE
• M5531H2LJAE full pins extension connectors
• Arduino UNO compatible extension connectors
• Ammeter connector for measuring the microcontroller’s power consumption
• Fixable board power supply
  - External VDD power connector
  - Arduino UNO compatible extension connector Vin
  - USB FS connector on M5531 target board
  - USB HS connector on M5531 target board
  - ICE USB connector on Nu-Link2-Me
• On-board Nu-Link2-Me debugger and programmer
  - Debug through SWD interface
  - Online /offline programming
  - Virtual COM port function
•  On-board components:
  - User LEDs and user buttons
  - USB FS OTG and USB HS OTG