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Uart Interrupt read and analyse
Hi, all. using Atmega128 @8MHz, Winavr, C I have an application where serial data is coming randomly @4800bps each message is around 100bytes. and 5 messages per second may be the...
Wednesday, 1 December 2010 - 12:55
SD card --> ATmega128 Schematic
Hi all, I am a bit confused about the schematic interface of SD card with ATmega128 in SPI mode. I have read through the posts but am a bit confused. I am running my micro...
Friday, 8 October 2010 - 10:46
4 UARTS + 1 CAN any AVR controller ???
hello all is there any Uc with 4 UARTs and 1 CAN, I have seen that At90CAN128 has 2UARTS +1 CAN ATmega1280 has 4 UARTs + 0 CAN is there any version is available with these specs...
Wednesday, 29 September 2010 - 05:49
RS422 with Atmega128
Hello all, I have been looking for information on how to interface atmega128 with RS422. I know RS232 and have worked with it, But only have an idea about what is RS422. Can...
Monday, 27 September 2010 - 13:38
External Interupt on Atmega128
Hello guys, I have tried to use External interrupt on Atmega128. Its a simple program. I have a switch connected on PORTE4 , INT4, if detect low level turn on LED on PORTA7....
Wednesday, 11 August 2010 - 06:37
3x4 Matrix keypad Routine
Hello all, I would like to know if my code for 3x4 matrix keypad is good?! or is this too crude? I am setting first the rows high and cols low, then rows low and cols high....
Thursday, 6 May 2010 - 05:43
XBee TO ATmega TO UART interface ??
Hi, I am trying to connect the XBee module to ATmega Uc, IT seemed easy but got really confusing on the way. I want it to be connected directly between XBee module and ATmega RX...
Tuesday, 23 March 2010 - 15:06
Variables stored differently in PC & uC ??
Hello all, this seems an easy question, but not to me. - Are variables of type (register, const, static, auto, extern, global) stored differently in microcontroller when compared...
Monday, 28 December 2009 - 03:12