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SPI: wait
Hello, I'm porting one of my app to TFT dispaly, using display3000 boards. I'm using Codevision, for which the code has been ported. I have an issue I'm stuck on, which I tracked...
Monday, 28 September 2009 - 07:55
I2C LCD +Keypad
Hello, I'm currently thinking of the interface of my project. On my DEV board, I just use LCD 2*20 (4bit), and buttons. Ideally, I'd like to have an I2C LCD (4*20, or 2*20) and...
Saturday, 4 April 2009 - 19:45
eeprom and timer/interrupts
Hello, Some question around interrupts, handler, eeprom on AtMega128: The eeprom.h file reads: As these functions modify IO registers, they are known to be non-reentrant. If...
Thursday, 16 October 2008 - 13:50
ATMega128 / ENC28J60 / Procyon AVRLIB
Hello, I'll start playing with the ENC28J60 module from ETT shortly, and I have some questions. I plan to use Pascal Stang's libs (as my project is completely built with this one...
Thursday, 18 September 2008 - 14:48
My first ATMega128 design usign KiCAD
Hello, Now the code is OK, tested using a stamp128 board I'm starting to work on the first prototype. I'm new to using CAD tools and electronics/AVR is also very new to me. So...
Wednesday, 3 September 2008 - 12:12
Bring +5V to AVR: which solution ?
Hello, My code is almost done, so I'll start creating a prototype PCB (with eagle probably). Now comes the question on AVR and the power source. Is a 7805, like the ones found on...
Friday, 1 August 2008 - 11:09
eep file format: - how to create a custom eep file ?
Hello, I'm progressing nicely. Now I'm looking for a way to create manually an .eep file for the ATMEga128 EEPROM. The EEPROM will store many config values, and so on. Right now,...
Friday, 25 July 2008 - 11:38
Bug correction in DS1631 from avrlib
Hello, I corected a bug in the ds1631 library from avrlib. It is the one noticed in the example: // start convert ds1631StartConvert(DS1631_I2C_ADDR); // wait until done // this...
Friday, 27 June 2008 - 20:57
LCD RW signal grounded and avrlib
Hello, Progressing on making all bricks working together (serial,I2C,LCD,....). My Mega128 board has LCD interface pre-cabled. Unfortunately, the RW signal is grounded so most...
Tuesday, 24 June 2008 - 16:04
First program with avrlib : serial output
Hello, I'm trying to make my first program work on an atmega128, in order to get some things sent over RS232. I do get things but not what I expect. I tried several baudrates,...
Monday, 16 June 2008 - 10:16
generate keypad interrupt on ATMega128
Hello, I'm new to AVR development and trying to figure out some basic things such as interrupts, timers, and others. I have setup my development environment with AVRStudio, WinAVR...
Monday, 21 April 2008 - 16:29