This post explains for the microcontroller.
The Part Number is PIC16F887.
The function of this semiconductor is Enhanced Flash-Based 8-Bit CMOS Microcontroller.
The package is TQFP, QFN 44 Pin Type, DIP 40 Pin Type
Manufacturer: Microchip Technology
This is Enhanced Flash-Based 8-Bit CMOS Microcontroller with nanoWatt Technology.
1. Precision Internal Oscillator:
(1) Factory calibrated to ±1%
(2) Software selectable frequency range of 8 MHz to 31 kHz
(3) Software tunable
(4) Two-Speed Start-up mode
(5) Crystal fail detect for critical applications
(6) Clock mode switching during operation for power savings
2. Power-Saving Sleep mode
3. Wide Operating Voltage Range (2.0V-5.5V)
1. 24/35 I/O Pins with Individual Direction Control :
(1) High current source/sink for direct LED drive
(2) Interrupt-on-Change pin
(3) Individually programmable weak pull-ups
(4) Ultra Low-Power Wake-up (ULPWU)
Other data sheets are available within the file:
PIC16F882, PIC16F883, PIC16F884, PIC16F886, PIC16F887