Blink Test / PIC16F877A

• Created/Compiled on MPLAB X IDE 6.20
• Program with Pickit-3-Programmer Standalone 3.10

1. Firmware-size

Some fun comparison with a simple Blink across popular MCUs in Blinking LED :

this->PIC16F877A-XC8  : 308 bytes
CH32v0003-ch32v003fun : 496 bytes 
CH32v0003-noneOS-SDK  : 824 bytes
Arduino-Uno-Arduino.h : 860 bytes
CH32v0003-Arduino.h   : 5352 bytes
STM32F407-Arduino.h   : 8624 bytes
ESP32-S3-Arduino.h    : 290069 bytes