Quantity   Component name
1 × ATMEGA32U4 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontroller
1 × TLC5920 Interface and IO ICs / Display Interface
1 × DS1307 Real Time Clock Calender
2 × 8x8 LED matrix LED display
1 × TPS76650D Power Management ICs / Linear Voltage Regulators and LDOs
1 × 16MHz crystal
1 × 32.768MHz crystal
1 × Micro USB B Receptacle Bottom Mount