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emergency need for avr library for protel 99se

Started by Ayla in AVRclub17 years ago 3 replies

hi I need avr library for protel 99se and I can't find where I can download it plz help me & send me the link or the file itself thanks in...

hi I need avr library for protel 99se and I can't find where I can download it plz help me & send me the link or the file itself thanks in advance aila


using ad7730 whith micro avr

Started by mrsaeed_2002 in AVRclub17 years ago 8 replies

i can not using ad7730 whith avr32 (spi) please help me. i have a schematicand a sample code to connecting to ad7730.

i can not using ad7730 whith avr32 (spi) please help me. i have a schematicand a sample code to connecting to ad7730.


I have problem with stk500 and stk501

Started by man_2_is in AVRclub17 years ago 6 replies

My STK500 cannot work well,tha power is ON,but the led status not on, before that happen the blink of the led is slowly and in the few=20 second...

My STK500 cannot work well,tha power is ON,but the led status not on, before that happen the blink of the led is slowly and in the few=20 second later blinking faster.I also have problem with communication, the STK cannot communicate with PC,there is an error on the coonction, i already check the serial but there is no problem with the serial.i=20 also try in other PC,the same problem happen....


bootloader for mega8535

Started by mirekwind in AVRclub17 years ago 2 replies

Hi, Does any one know where to get a bootloader for ATmega8535. I don't have any compiler available and just need .hex to test some...

Hi, Does any one know where to get a bootloader for ATmega8535. I don't have any compiler available and just need .hex to test some application. Thanks for any info Mike


isp programming circuit for ATmega8535

Started by zio_civettone in AVRclub18 years ago 7 replies

I'm going to build a circuit to programme ATmega8535 via ISP using AVRISP programmer. Where can I find electrical diagram with components list...

I'm going to build a circuit to programme ATmega8535 via ISP using AVRISP programmer. Where can I find electrical diagram with components list ?


PWM generation using ATmega 88 - LED brightness control

Started by nandak84 in AVRclub18 years ago

Hi guys, Finally I have written up a code to generate PWM, and by changing the output compare I am able to vary the brightness of my LED. I...

Hi guys, Finally I have written up a code to generate PWM, and by changing the output compare I am able to vary the brightness of my LED. I also went ahead to use interrupts so that everytime there is a match, the Interrupt Service routine could increment the output compare value, so that the LED can increase in brightness gradually. I had written t


Sunrise/Sunset calculation

Started by Tim Dale in AVRclub18 years ago 3 replies

Hello all, I have a question. I'm tyring to make a game feeder that goes off at certain times of the day, like 1 hour after sunrise and...

Hello all, I have a question. I'm tyring to make a game feeder that goes off at certain times of the day, like 1 hour after sunrise and 1 hour before sunset. Obviously this time changes every day. Is it possible to make a program to run on an AVR that can do that? If I input a location default, the time, and the day will it work like a clock and calcul


Can't get first C prgm working on Atmel AT90S2313. Help pls....

Started by John Preller in AVRclub19 years ago 6 replies

All, This is my first attempt at using C and using the AVR platform. I used the Codevision AVR C compiler to automatically produce the...

All, This is my first attempt at using C and using the AVR platform. I used the Codevision AVR C compiler to automatically produce the code below (as I have got a long road ahead of me before I can produce my own code from scratch). The code is supposed to light an LED when the corresponding push button in pushed. Problem is that the high order LED (


Differential ADC in atmega64

Started by Amir Rahafrooz in AVRclub19 years ago 3 replies

Hi, I tried to use diffrential adc in atmega64,but it didn't work,it alwayes returns a constant number,Does anybody have any suggestions? ...

Hi, I tried to use diffrential adc in atmega64,but it didn't work,it alwayes returns a constant number,Does anybody have any suggestions?


Serial Communication with Atmega 8535

Started by alex_seif0024 in AVRclub19 years ago 1 reply

I'm on a school project and the aim is to aquire data, so i'm supose to connect a MCU to the CPU so i'm using a RS232, MAX 232 and a cport...

I'm on a school project and the aim is to aquire data, so i'm supose to connect a MCU to the CPU so i'm using a RS232, MAX 232 and a cport lib i found however no matter how simple the code is on the Atmega8535 the computer will not recieve and i dont no why, i even used a serial loop back test on the computer and it worked and all mu atmel is doing is "U


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