Quantity   Component name
1 × LPC1114FN28 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × 23LC1024 Memory ICs / Static RAM (SRAM)
1 × 74HC245 Electronic Components / Misc. Electronic Components
30 × Tactile buttons
2 × 18650 battery 3.7v rechargeable battery
1 × Switching power regulator module