Technology and Development

Robot controlled by cell phone
Requirements: DTMF decoder 3.5mm audio cable (to connect mobile phone to DTMF module) AT89S52 7805 Geared DC motors Battery (10-12v) 11.0592 MHz Crystal L293D IC (motor driver)...
Robot controlled by cell phone
Requirements: DTMF decoder 3.5mm audio cable (to connect mobile phone to DTMF module) AT89S52 7805 Geared DC motors Battery (10-12v) 11.0592 MHz Crystal L293D IC (motor driver)...

Distance finder based on AT89S52 and HC-SR04 ul...
Distance finder based on HC-SR04 gives the distance to an obstacle in centimeters. It has a range of 2 cm to 400 cm. The project is built around the AT89S52,...
Distance finder based on AT89S52 and HC-SR04 ul...
Distance finder based on HC-SR04 gives the distance to an obstacle in centimeters. It has a range of 2 cm to 400 cm. The project is built around the AT89S52,...

Real time clock with alarm option using AT89S52...
Real time clock is a digital clock that displays real time on a 16×2 LCD display. Here in this circuit we can also set alarm and time. The DS1307 real-time...
Real time clock with alarm option using AT89S52...
Real time clock is a digital clock that displays real time on a 16×2 LCD display. Here in this circuit we can also set alarm and time. The DS1307 real-time...
Wireless monitoring and control of rescue robot...
Nowadays, children often fall into the uncovered well and become trapped. It is very difficult and risky to rescue trapped children. A small delay in rescuing could cost the child...
Wireless monitoring and control of rescue robot...
Nowadays, children often fall into the uncovered well and become trapped. It is very difficult and risky to rescue trapped children. A small delay in rescuing could cost the child...