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Recent content by gravity123

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    Lcd for bit data sending through a 8 bit port

    #include <REGX51.H> #include <stdio.H> #define LCDPORT P2 sbit RS = LCDPORT ^ 4; sbit EN = LCDPORT ^ 5; void delay(unsigned int msec) { int i, j; for (i = 0; i < msec; i++) for (j = 0; j < 1275; j++); } void LCDSTROBE(void) { EN = 1; delay(4); EN = 0; } void...
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    Lcd for bit data sending through a 8 bit port

    Hello friends , I want to send an 4 bit data to LCD along with the enable and RS data through the same port of an 8 bit controller. that is the Data is 4 bit consider my data is "C' controllerport = ((c >> 4) & 0x0f) | EN | RS; is it correct ? or how can i send the EN and RS data without...
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    [SOLVED] LCD 4 bit interfacing doubts .

    oh thanks its my fault i mistaken ,considered, taking RS and RW as digit 0 and digit 1 respectively
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    [SOLVED] LCD 4 bit interfacing doubts .

    Confusing ? 000011 is 0x30 ? :sad: 30 hex is equal to 00110000 then how help me ? bit order in reverse order ? How ?
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    [SOLVED] LCD 4 bit interfacing doubts .

    thanks cleared why does, this is necessary ? above image shows 000011 what is that ? please explain with algorithm ..
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    [SOLVED] LCD 4 bit interfacing doubts .

    I am trying to interface lcd in 4 bit mode .. I stucked in where the initialization According to data sheet ,what hex value give for 4bit mode after power on the LCD. I googled and searched in edaboard most of the people give it value 0x38 three times with delay i think it is 0x28 for 4 bit...
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    4x3 matrix interfacing program in c

    anyone help me ?
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    4x3 matrix interfacing program in c

    Dear members, I want to interface a 4x3 matrix keyboard with atiny and display it on lcd . I want to know first how to interface 4x3 keyboard with controller only with c program please help me thanks in advance.
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    8x8 LED matrix data sheet or conection daigram ?

    yes thanks monsterbrain
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    8x8 LED matrix data sheet or conection daigram ?

    i think its circuit connection is different way because of i given the supply (checked with multimeter) but the row and columns is discorded not orderly cant find yet ? its side has a number as follows VT12088BS Please help me thanks
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    8x8 LED matrix data sheet or conection daigram ?

    hello friends I bought an LED matrix 8x8 (3nm) But i don't know how the diagrams !!!! Please help me the connection (Rows and Columns Connection ) please see the images
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    74H595 shift register tutorial

    I didn't get how can use 74HC595 shift register .Need to serial to parallel connection and its working . SHCP ,STCP & and DS How can i save data in IC ? (in which pins goes HIGH ie SHCP or STCP ). How can i shift the saved data ?
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