Blog Archives

RTC with USART Communication

Real Time Clock (RTC) using One DS1307, Two LCD display with USART communication by Two Micro-Controller (PIC16f877A). Additional 4 push buttons to set both time and calender. USART only transmit Time, so that the second LCD shows Time but fast LCD

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Posted in DS1307, LCD, Micro-Controller, USART

Real Time Clock & Calendar with Set Buttons

Real Time Clock (RTC) using DS1307, Sensing and LCD display by Micro-Controller (PIC16f877A). Additional 4 push buttons to set both time and calender. Time Clock (12h AM/PM) + Calender (up-to 2050) with Day. C Code in the Micro-Controller – PIC16F877A

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Posted in DS1307, LCD, Micro-Controller

Multiple Temperature Sensor

Multiple Temperature Sensor LM-35, Sensing and LCD display by Micro-Controller (PIC16f877A). Temperature Range : 0°C to 150°C. C Code in the Micro-Controller – PIC16F877A Multiple Temperature Sensor.c

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Posted in LCD, LM 35, Micro-Controller

Servo Motor test 2

PWM Generated by Micro-Controller (PIC16f877A) and tuning for servo motor. Operated frequency: 500 Hz. Rotating Range : -90° to +90° C Code in the Micro-Controller – PIC16F877A PWM.C

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Posted in LCD, Micro-Controller

Servo Motor test 1

Basic PWM created by IC-555 and tuning for servo motor. Operated frequency: 200 Hz. Rotating Range : -90° to +90°

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Posted in IC-555

ADC (Analog to Digital Converter) Project

Sample ADC project of Micro-Controller (PIC16f877A) with ‘C’ code. Here V1 and V2 is Variable DC voltage and V3 is Rectified DC Voltage which is the analog input in Micro-controller and the internal ADC in Micro-Controller is measured the Analog

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Posted in IC-555, LCD, Micro-Controller, OP-AMP

PWM generator using IC-555

A simple PWM (Pulse Width Modulation) Generator by using IC-555. The basic theury is f = .693*R1*C1. C1 capacitor Charging through D1 diode and Discharge through D2 diode. But both case in every full cycle of capacitor charging and discharging,

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Posted in IC-555

Positive / Negative Phase detector in AC Signal

A Basic Circuit of positive / Negative phase detector in AC Signal / Power. Using IC-555. This circuit can work in High Frequency

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Posted in IC-555

Basic Full wave Rectifier (Pulsing DC)

Basic full wave rectifier, using OP-AMP. 1st portion of this circuit rectified the AC voltage but the output will be half amplified. The 2nd portion of this circuit is used for amplified the rectified signal into two times. For this

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Posted in OP-AMP
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Sujjad Hussan

Working in both Electrical and Electronics