New to Avr & need to design a wireless (gsm) application

Started by vmtetwa in AVRclub9 years ago 3 replies

Hie i'm new to the AVR environment. I'm an engineering student doing my final year project, my project is on a wireless transmiter that will...

Hie i'm new to the AVR environment. I'm an engineering student doing my final year project, my project is on a wireless transmiter that will receive 2 analogue inputs, store the data in memory and then transmit the data by GSM to a computer that will then plot the data on a graph. i don't know where to start..........can somebody help. Which micro-controller is best suited for this job? -------...


atmega64l

Started by iijfet in AVRclub9 years ago 5 replies

hi,i'm so deprss.i want to have a double-usart by atmega64l. but i program it,exp for test i make PORTC=255,it program,but these pins of...

hi,i'm so deprss.i want to have a double-usart by atmega64l. but i program it,exp for test i make PORTC=255,it program,but these pins of micro are not 1-logic,and these voltage are 0; i don't know really the correct fusebit configuration at usart state.i know M103 must set to 0,but what about WTDON,CLK,... every day i go to the center of city(Tehran)but when 3time i program these fu...


Build failed on AVR Studio

Started by Ivan Gomez in AVRclub9 years ago

Hi all, I am trying to use AVR Studio and WinAVR to copile the following code that = is a sample provided in the AVR Studio...

Hi all, I am trying to use AVR Studio and WinAVR to copile the following code that = is a sample provided in the AVR Studio tutorial: #include int main(void) { =A0 DDRB =3D 0xFF; =A0 while (1) =A0 { =A0=A0=A0=A0 PORTB =3D PIND; =A0 } } But when=A0I run the Build I got the following: Build started 11.7.2009 at 18:21:13 =A0=A0=A0=A0=A0 0 [main] sh 9436 sync_with_chil


Sending and receiving data by Bluetooth

Started by rahmatoolah abedini in AVRclub9 years ago 1 reply

Dear friends: I want to send and receive data by Bluetooth. One site of this data handshaking is a AVR system and the another site is computer....

Dear friends: I want to send and receive data by Bluetooth. One site of this data handshaking is a AVR system and the another site is computer. One of the modules for this matter is Aubtm12 and Aubtm20. Do you have any experience about these modules? Best regards Ali ------------------------------------


lcd temprature controlled baseb

Started by sahils88 in AVRclub9 years ago 7 replies

plz send me the circut diag. of lcd temp contolled based project.using avr ATMEL ATmega16 contoller.i also wanna display the timming and temp on...

plz send me the circut diag. of lcd temp contolled based project.using avr ATMEL ATmega16 contoller.i also wanna display the timming and temp on the lcd.plz suuggest me the rtc recquired for it. ------------------------------------


Sending Data by USART

Started by rahmatoolah abedini in AVRclub9 years ago 9 replies

Dear friends: I want to send data to computer by USART of Atmega8 with Asynchrony mode. I= write very simple program for sending data to...

Dear friends: I want to send data to computer by USART of Atmega8 with Asynchrony mode. I= write very simple program for sending data to computer and can see the sen= t data by oscilloscope in pin number 2 of COM1 (serial port) of my computer= . But unfortunately I can=E2=80=99t see sent data on the Terminal section o= f CodevisionAVR Program or on the Hyper Terminals of Windows. I think the...


Problem in SPI receive configure as master from dataflash

Started by nikunjscribd in AVRclub9 years ago 4 replies

hiiii friends..... I m connecting ATMEGA162 with AT45DB041D Dataflash using SPI..I m suffer a problem in receiving data from...

hiiii friends..... I m connecting ATMEGA162 with AT45DB041D Dataflash using SPI..I m suffer a problem in receiving data from flash ... i configure ATMEGA162 as master.... ATMEGA162 generates clock on SCK pin only when data written to SPDR & dataflsh gives data only on receiving of clock on SCK pin.... ATMEGA162 stops giving clock after sen...


attiny2313 button handler [need help]

Started by "Marojahan M.T. Sigiro" in AVRclub9 years ago 5 replies

hi all,, i have a small project using attiny2313, i'm trying to handle two buttons using pin change interrupt. the problem i got that,...

hi all,, i have a small project using attiny2313, i'm trying to handle two buttons using pin change interrupt. the problem i got that, sometime it gives a good output by send some byte using uart communication, but sometime its not working. i've read about debounce handling (i'm not sure if its correct) but i dont know it mutch yet. This is my first time make a program to handle external i...


HELP:ATmega16 sram heap access

Started by pvr_...@ymail.com in AVRclub9 years ago 2 replies

HELLO, I am not able to declare a string in SRAM memory heap. I have refered a project where following instruction was used in C...

HELLO, I am not able to declare a string in SRAM memory heap. I have refered a project where following instruction was used in C language. char *header=(char*)malloc(14) This instruction is used to declare a string of 14 bytes in sram heap. but when compiled in CVAVR this instruction is giving declaration ERROR. Malloc is used to declare dynamically a string in sra...


AVR Studio can not connect to the dragon - Pleas Help

Started by Felipe Uderman in AVRclub9 years ago 1 reply

Hello there, I am trying to use the avrdragon for the first time, but I am having problens to make avrstudio connectiong to it. I was using...

Hello there, I am trying to use the avrdragon for the first time, but I am having problens to make avrstudio connectiong to it. I was using avr studio 4.16, and have the usb driver installed. Windows regonizes the AVR Dragon, as I can see it on my hardware list (I have installed the hardware after the AVR Studio installation). I have setuped my connections on the board in order to use ...


Ask a Question to the EmbeddedRelated community

To significantly increase your chances of receiving answers, please make sure to:

  1. Use a meaningful title
  2. Express your question clearly and well
  3. Do not use this forum to promote your product, service or business
  4. Write in clear, grammatical, correctly-spelled language
  5. Do not post content that violates a copyright