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Seven Segmen Multiplexed
A simple example to show the digits seven segments using AT89S51, please observe the example source code, please try to understand with practice it to be more
;==================================; Program menampilkan angka ke ; display 7 segment yang ...
ADC 0804 + AT89S51 in ASM
Some fellow
website visitors ask us to provide tutorial or examples of applications
that connect ADC 0804 with the AT89S51 programmed with assembler
language, for more details please read the source code below, we
compile it using ASM51 or ASM co...
Dot Matrix Display / Moving signs 6 characters
Moving signs are a common enough sight today but off-the-shelf units areinvariably expensive and somewhat inflexible. The six-character moduledescribed in this article can be cascaded up to 16 modules long and hasa character set that can be customise...
Interfacing Dot Matrix Display 5x7
What makes the text scrolling on the
silicon chips? The heart of scrolling display is dot matrix led display
unit. One or more dot matrix display is multiplexed to form a display
panel. A set of hex values define a character which are send to the dot...
Interfacing AT89C51 with Nokia 3310 LCD
In this tutorial we will interface Nokia 3310 LCD
with AT89C51.The Nokia 3310 LCD is based on a PCD8544 48x84 pixels matrix LCD controller.
Pin Diagram
Circuit Diagram
NOTE:Nokia 3310 LCD works on voltage level of 3.3v.To get this...
How Controling Electronic Equipment via Telephone Network
Discusses how to utilize the telephone network to control electronic equipment. This allows remote control equipment ... Utilize the facility with the DTMF signals on the phone network The schematic on figure below...please spread to your friends a...
Interfacing the DS1307/1308 ( RTC )with 8051 Microcontroller and over PC Serial Port
INTRODUCTION The DS1307 Serial Real Time Clock, which incorporates a 2–wire
serial interface, can be controlled using an 8051–compatible.
The DS1307 is connected directly to two of the I/O ports on a microcontroller...
Display Keypad 4 x 4 with 8x7 Seven Segmen
Continuing your sucsess, will try your knowledge with more
complex experiment by read out the keypad 4 x 4 data with 8x7 Seven
Segmen.
Figure 2.8.4.Keypad Connection to Microcontroller with
8x7 segmen
Step 1st Build ...
Display Keypad 4 x 4 with LCD Character 2 x16
After doing lesson 2.8.1. you can see that how easy to scan keypad
and read data out to LED. In this lesson it's look like lesson 2.8.2.
but the data will read out with LCD Character 2 x16.
Figure 2.8.3.Keypad Connection to Microcon...
Display Keypad Data to LED
In this lesson we are like to design, how to scan keypad
4 x 4, and then display it to LED.
Figure 2.8.2. Keypad connection and display to LED
Step 1st Build the circuit as shown in figure 2.8.2. As you seen on figure 2.2.8.
P3.0...