Subhra's Lab

Insights on different Embedded & Internet technologies like Android, Nodejs, Firebase, esp8266 etc. Projects like reading from and writing to google sheet using esp8266 devices, putting math symbols in your web sites, setting up your own wamp stack (each component separately) on your local pc, extracing hex code from unicode char code, developing firebase messaging system for your users android devices using nodejs server etc are described elaborately. More projects to come..

Saturday 30 December 2017

Digital Clock(Show Piece)

Digital Clock from Subhra's Lab. It is an 8051 microcontroller implementation of rtc ds1307. Operates in 5 volt, supplied from a mobile charger. The PCB is designed by Subhra's Lab, the seven segment digits are displayed by the microcontroller using multiplexing method. Software is written in C language by Subhra's Lab using Keil microvision ide. The .hex file produced by Keil is burned to the 8051 mcu with a special burner software driver from willar.com using burner device from vegarobokit.

Subhra's Lab

Saturday 30 December 2017

Digital Clock(Show Piece)

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