Flash Converting - ADC 207

ADC 207 is the first to use Flash Converting An Advanced High Speed ​​VLSI 1.2 micron CMOS process. The process that is able to do the ADC 207 as mentioned earlier is very great and makes the ADC 207 is unique. The speed of the process of this ADC has a good linearity and have a stable temperature. ADC 207 has a lower power consumption is 250 mW. ADC is working with +5 VDC voltage source and at a frequency of 20 MHz. ADC 207 has a small sampling time is 12nS, thus making the ideal sampling results. ADC 207 has 128 features auto balanced comparators with each conversion that serves to offset temperature and dynamic effects that exist. Resistor ladder in the ADC 207 has a mid point that is connected to an external voltage source and function in the conversion of 7-bit linearity. ADC 207 has 3 levels of output that is easy to connect it with external components.

Battery Charger based on AVR ATMega 8535

Battery Charger in general can be interpreted as a means to recharge the battery charge. Principles of good charger circuit is capable of providing resources to perform effectively charging the battery, efficient and safe. AVR-Based Battery Charger ATMega 8535 With LCD Display This is an idea that had just emerged from the author. In AVR-Based Battery Charger design ATMega 8535 With LCD Display is using AVR microcontroller processor charger with ATMega 8535, process the data viewer charger with LCD, a safety from a hot temperature with the temperature sensor LM35 and several buttons for setting the charger. And component power charger Battery Charger Based on AVR ATMega 8535 With LCD Display is a FET.

AVR ATTiny To SMS Remote Controller

SMS Remote controller is a device used to control a device remotely using SMS through GSM mobile phones. Process control equipment with a series of AVR ATTiny To SMS Remote Controller can be used to control life and death of these equipment will provide information on the status of replies to our phone in return successful command execution. Yanga equipment can be controlled by a series of AVR ATTiny To SMS Remote Controller include lights, water pumps, garage doors, gates and much more. AVR series ATTiny To SMS Remote controller uses the module-47 Sony ericson GM as recipient and sender of the SMS module. Then to the SMS data processor on a series of AVR ATTiny To SMS Remote controller is using AVR microcontroller ATTiny 2313.

Real time controller AT89C2051

Real time controller is a device used to exercise control over household perankat continuously ongoing and scheduled. The series of Real Time Controllers with microcontroller AT89C2051 which dituls in this article is a tool that can do that serve targeted. The series of Real Time Controller with Microcontroller AT89C2051 Atmel AT89C2051 uses a data processor and controller sebgai pernagkat installed. In the application directly perngkat requires a separate interface from a wide range of Real Time Controllers with this AT89C2051 microcontroller. When will connect the device with the AC power source to use interface optocoupler (MOC) or solid state relay. Devices that can be connected with the series of Real Time Controller with Microcontroller AT89C2051 include lights, water machines, fans, electronic gate. The series of Real Time Controllers with this AT89C2051 microcontroller to control a height of water level, controlling the flame lights the scheduled SCARA and censored.

Easy Downloader Circuit

Atmel microcontroller series AT89Cxx51 Easy Downloader is one of the downloader that is often used to write data to program the Atmel microcontroller AT89CXX51. Easy Downloader AT89Cxx51 ATMEL microcontroller is using the serial port as a channel of communication with the computer. Easy Downloader ATMEL Microcontroller AT89Cxx51 can be used to program Atmel AT89CXX51 in parallel. Atmel microcontroller series AT89Cxx51 Easy Downloader is quite simple to make your own because the components necessary to membutanya not complex. Atmel microcontroller series AT89Cxx51 Easy Downloader do not support the serial programming microcontrollers ISP. In the article Easy Downloader ATMEL Microcontroller AT89Cxx51 only displays images Easy Downloader Microcontroller series from Atmel AT89Cxx51 mengulasnya only and are simple.

7Segment Display 74LS247

The displayor using a 7 segment display in electronic device applications is drain port of a microcontroller or data that would point in the show, especially when the data would be displayed more than 1 digit. necessary path to control the resources of each 7 segment and the path to input data on the 7 segment. Series Display 7 Segment 4 Digit Multiplex is a way to save the port or microcontroller data path that will be displayed. Series Display 7 Segment 4 Digit Multiplex uses BCD to 7 segment decoder 74LS247 BCD to encode data from the data that will be displayed, then for each resource viewer 7 segment using the set of transistors as electronic switches. Current flowing in the viewer in a series of 7 segment Display 7 Segment 4 Digit Multiplex is in limiting use yag resistor in series pairs in each collector transistor.

MCS51 AT89S51 microcontroller architecture

Microcontroller architecture we need to know if we will use this MCS51 microcontroller in a control MCS51 microcontroller-based electronic devices. AT89S51 microcontroller MCS51 architecture actually almost similar to the other MCS51. MCS51 Microcontroller AT89S51 is MCS51 family of microcontrollers with 40 pins. In this article MCS51 AT89S51 microcontroller architecture can be seen, although not all.

Doubler Digital Frequency

Doubler Digital Frequencycircuit includes a simple and easy to understand. Digital Frequency Doubler circuit application contained in the system electronics such as audio-producing organ, or keyboard. The function of this series Digital Frequency Doubler for multiplying two input frequencies. The process of multiplying 2 on scales in an organ in principle is like this series Digital Frequency Doubler. Example of rising to a ringing tone DO RE then electronically technique in it is by multiplying the two frequency bands such as this series Digital Frequency Doubler.

Microcontroller Interface Engineering With ADC 0804

In ADC 0804 interface techniques with microcontrollers are pin-pin control must be controlled if we want to use the ADC with the microcontroller, there is value addition refferensi voltage to be supplied in 0804 ADC interface with a microcontroller, for example, we use the 0804 ADC (8 bit), if we give refferensi voltage 2.55 volts then we will get the increase of 1 bit to change 10 mVolt. Please note that the 0804 ADC pin on the leg that is form Vref Vref / 2, so to get a 10mV resolution is necessary for setting Vref / 2 equal to 1.275 V

Choose PIC or AVR ATMEGA

PIC or AVR ATMEGA ATMega8535 PIC16F87X

Microcontroller more and more, to choose to use the PIC 16F microcontroller or AVR family ATMEGA 8535 just need googling that here. System works sama2 work on both the base 8-bit PIC or AVR ATMEGA. PIC or AVR basically the same microcontroller that has an analog input facilities in accordance with what I need. Feature owned by PIC and AVR ATMEGA too much alike. From the PIC feature on the analog input also has AVR ATMEGA. Feature ADC also owned by PIC or AVR ATMEGA even between PIC and AVR ATMEGA is sama2 have ADC with many channels all (plus mantab all). From the feature control PWM PIC and AVR ATMEGA also have. Well bener2 added mantab world with the presence of PIC microcontroller or AVR ATMEGA this, first MCS51 family still AT89C5x or AT89S5x wrote that in use. After dipikir2 should also be detailed feature between PIC and AVR ATMEGA with details.

Digital Thermometer 0-100.0°Celsius

Digital Thermometer 0-100.0 ° C is a digital thermometer that operates in mode temperature measurement in Celsius (° C). Digital Thermometer 0-100.0 ° C in this article using the form data processing microcontroller AT89C4051. Temperature sensors used in Digital Thermometer 0-100.0 ° C. This temperature sensor LM35D. Digital Thermometer 0-100.0 ° C. It uses the temperature measurement data viewer in the form of 1 line LCD viewer. Digital Thermometer 0-100.0 ° C. It can display the temperature measurement data with a resolution of 0.1 ° C.

Applications for the Matrix Keypad MCS51 Hexadecimal

Hexadecimal keypad matrix can be created with a microcontroller by using the parallel port MCS51. Hexadecimal keypad matrix system is working by reading the data on tiab line through each column or vice versa depending on the program. To make enough Hexadecimal keypad matrix with 1 port MCS51 microcontroller. With 1 parallel port, the microcontroller can be made Matrix Keypad Hexadecimal 4 columns and 4 lines or so-disebud with 4 × 4 matrix keypad. Hexadecimal Keypad Matrix 4 × 4 is in pernacangannya will provide data Hexadecimal 0 - F.

Programming Learning MCS51

Learning Programming MCS51 becomes mandatory we learn if we want to use the MCS51. In the first part of this Learning Programming MCS51 we will learn together about the basic programming language MCS51 microcontroller. Where to program MCS51 outline there are 2 core parts of pemrogramanya language is "Words Work" and "Object". In the article Programming MCS51 this first part we will study first the "verb" is a command group Peng-copies of data, the command group arithmetic and logic command group.

4-Digit Digital Stopwatch

Stop Watch Digital in this article are manufactured using a source clock of timer IC 555 and to process the timing performance using the IC 74C926. IC 74C926 is a 4-digit counter with output latches are installed internally to the output viewer 7 segment and for the output driver NPN transistor to control the viewer 7 segment common cathode. penampilanan engineering data by the IC 74C926 done multiplexing to 4 pieces a viewer in control 7 segment through NPN transistor. The beating of the Stop Watch Digital built using a 555 timer IC dseting has output that can be set to tap the Stop Watch Digital is to count time 0.1 seconds and 1 second.

Digital Stop Watch

Work System Stop Watch Digital

First time series Digital Stop Watch will be used to do reset the Stop Watch Digital by pressing the S3 (Reset switch) so layaf will display data 0000. Then to start doing the counting is done by pressing the S2 (button start / stop) and to stop the Stop Watch Digital counting process is done by pressing the S2 (button start / stop) on the Stop Watch Digital. Then to choose the time of counting on a series Digital Stop Watch is provided by 2 votes counting time 0.1 seconds and 1 second to choose from dengang S1 in the Stop Watch Digital.

Low Cost Digital Volume Control Amplifier

TDA8551 Mini Digital Volume Control Amplifier

Amplifier with digital volume control can we create a predictably simple because the article Mini BTL Amplifier with Digital Volume Control This series is made ​​only with 1 IC TDA8551. The series of Mini BTL Amplifier with Digital Volume Control is a power amplifier with BTL type 1Watt. Techniques for adjusting the volume in this series has been provided with a pin point control that is controlled by providing an input voltage VCC and GND. The series of Mini BTL Amplifier with Digital Volume Control selector also features mute, standby and operating.

The series of Mini BTL Amplifier with Digital Volume Control is quite simple and small enough to make an amplifier for room or to headphones. Hopefully useful and can provide ideas for making digital amplifier with volume control.

10Hz - 60Mhz Frequency Meter

The frequency meter can be used to measure the frequency of 10 Hz-60Mhz. The frequency meter has a level of precision or resolution of 10Hz. The frequency meter can be used to measure the frequency of the oscillator, transmitter, frequency generator, cristal, and others during the working frequency trsebut devices in the range 10 Hz - 60MHz. Circuit frequency meter using PIC 16F628A dibagun and with the viewer of the LCD 16 × 2. Frequency meter circuit is working with the working frequency of 4MHz crystal. The series is an electronic frequency meter is quite simple to make. The following picture of the frequency meter circuit.

The series of frequency meters above basically works with the source voltage 5VDC. In this series of 7805 voltage regulator has been installed, so it can be operated with a voltage of 5 - 15VDC.

PIC Volt and Amere Meter Circuits

Volt meter and ampere meter with PIC can be used to measure voltage and current at the same time. The series of volt meter and ampere meter with PIC uses a PIC16F876A as a data processor voltage and current are measured. This circuit uses a LCD viewer 16 × 2, which is used for displaying data voltage and current measurements. In the article volt meter and ampere meter with PIC is to be discussed is limited to devices faucet only. For more details can be seen from the image sequence volt meter and ampere meter with PIC below.

In the circuit volt meter and ampere meter with PIC above used 3 pieces of buttons for setting Calibration measurement data. The circuit is basically working with the source voltage 5VDC.

Digital Volt Meter Circuit

Digital volt meter circuit is simple and not much use of additional components. Volt meter circuit uses IC L7107 as a main actor. L7107 IC is an Analog to Digital Converter (ADC) which has been equipped with the viewer seven segment driver 3 1 / 2 digits. IC L7107 in the application of digital volt meter is in it has been equipped with an internal voltage reference circuit, analog switches, sequential control logic, and LED display driver. This digital meter volt circuit can be operated with a working voltage 5VDC. A full suite of digital volt meter can be seen in the following figure.

To set or Calibration to 0 Volt. done by adjusting the VR 2KOhm. then to test the display can be done by pressing the test switch, where to normal conditions when the switch is pressed then all the display lights up.