These posts by Ritesh have received thanks:

Zilog Z8 Encore MPU SPI to ADE7758 Energy Meter chip
hello
use follwoing spi code to interface with the ade7758
it is working code

#define HOLD _nop_(); _nop_(); _nop_();_nop_(); _nop_();
unsigned char bdata aa;
sbit S_LSB=aa^0;
sbit S_MSB=aa^7;

// write spi ...
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Posted by Ritesh on

automatic room light controller with visitor counter
hi isha
please refer the book "Embedded C"
it is used c for programming 8051 with some useful examples suited to your requirement
and most good thing is that it use same keil
the book is already posted...
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Posted by Ritesh on

Avr help
i also like AVR, because it's very powerful and have lot's of features.
if u want to start from basic then use at90s2313
read datasheet carefully ,try to understand whole architecture and each periphera...
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Posted by Ritesh on

Interfacing Ethernet
yes i also recommended u to use module. mostly because it works perfectly and give less trouble to implement
here are the link to checkout the commercial module in india
http://www.embeddedindia.com/prd...
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Posted by Ritesh on

automatic room light controller with visitor counter
the transistors are used to drive the common cathode of each 7 segment display,

the displays here are used with multiplexing technique means there is only one display works at a time but it shifts so ...
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Posted by Ritesh on

i need help regarding home automation over internet
To drive relay you need more than 20mA – the current can one pin drive. This is why you cannot connect relay directly to microcontrollers pin. To drive relay you need to connect simple amplifier mad...
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Posted by Ritesh on

wrong chip in code (DS1820 Based Temperature Controller (AT89C2051))
hi rickey
in download section the project of "DS1820 Based Temperature Controller (AT89C2051)"
contain the circuit and code.
the circuit is using ds1820 sensor which is 3 pin ,i wire interface device.
but...
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Posted by Ritesh on

CONTROLLING A 100W HEATER using AT89C51.
yes this can be done by using a single relay only ..no need to use SCR
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Posted by Ritesh on

Keil µVision3 to Proteus 6.9 Debug Interface
here are the detail
1)install Keil uVision3
2)install Proteus VSM Keil Driver
3)install Proteus
4) open proteus->debug -> Use Remote Debug Monitor
5)give permission to service on XP
6)open Kail->Project->Optio...
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Posted by Ritesh on

a very good programmer..everyone should have it
hi..
here is a Powerful programmer for the Atmel 89 series of microcontrollers that includes 89C51/52/55, 89S51/52/55 and many more :laugh

http://projects.sunrom.com/device-programmer-for-89-series-chi...
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Posted by Ritesh on

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