micropython programs

1. Blink LED in GPIO16 (Built in LED ) in ESP8266 using micropython
2. Toggle LED in GPIO16 when a pushbotton is pressed
3. ntpdatetime.py -This file generates and prints current time and date set by network through wifi.(verified for ESP32C3 board)
4. ntpdatetime_oled.py - prints current time from netork server NTP in oled (SSD1306)
5. tm1637 display example - sevenseg.py (library included)
6. ADC using PCF8591 - ADCpcf8591.py (library included)