| Discussion Title | Created date |
|---|---|
|
solenoid valve on PCB Hi, I'm preparing a two layer board which has an ATmega8, some sensors (including two analog pressure sensors), an XBee module, and a ULN2003 (with its own L78S05) for controlling... |
Thursday, 27 September 2012 - 16:13 |
|
LUFA programming problem Hi, I'm experimenting with LUFA on the Adafruit ATmega32U4 breakout board, and my system runs Fedora 14. I took the VirtualSerial demo and disabled anything to do with the... |
Friday, 15 April 2011 - 16:31 |
|
atmega32u4 and LUFA Hi, I bought the atmega32u4 breakout board from Adafruit and I'm trying to flash it with a simple blinking led program. I'm using this makefile with a few modifications: MCU=... |
Sunday, 13 March 2011 - 19:34 |
|
ADC problem Hello, I'm having a somewhat urgent ATmega ADC problem. I'm measuring both temperature (on PC4) and pressure (on PC5), but somehow the values are switched (when I try to measure... |
Saturday, 19 February 2011 - 16:34 |
|
battery testing Hi, I'm designing a simple pressure measuring tool, which has an atmega8, an analogue sensor, and a standard 2x16 LCD. It is powered by a 9V battery and a 7805 voltage regulator.... |
Wednesday, 15 December 2010 - 15:25 |
|
calculation problem Hi, I'm trying to get this calculation right: Below is my code. The types of variables C1-D2 are based on the types found in the 8051 code provided by the sensor manufacturer (... |
Tuesday, 21 September 2010 - 02:33 |
|
problem interfacing I2C sensor Hi everyone, I'm trying to interface a atmega328 and a I2C pressure sensor. The datasheet can be found here and example code here. I connected the MCLK pin to PC2 and I'm using... |
Thursday, 16 September 2010 - 21:15 |
|
compilation problem This is a problem that I encountered a long time ago, and was solved by using long and cryptic compilation commands. I would like to solve it properly now. I'm trying to send a... |
Saturday, 4 September 2010 - 00:21 |
|
24LC256 read problem Hi, I'm trying to write one byte to a 24LC256 and read it back following this guide. The problem is that I always read 0xFF instead of the expected 0x55. This is what the output... |
Wednesday, 25 August 2010 - 23:46 |
|
kicad to gerber questions Hi all, I designed a small breakout board in Kicad and would like to subit it to MakePCB for production. I created the following gerber files and inspected them in Gerbv: edges,... |
Saturday, 14 August 2010 - 12:01 |
|
UART in assembler problem Hi, As a first attempt at AVR assembler I'm trying to send a character over UART, but nothing happens. This is what I came up with after some reading on the web: .include "m8def... |
Friday, 6 August 2010 - 00:46 |
|
atmega8 memory problem Hi, I'm somehow not able to run any example code for writing to the serial port or to an lcd screen, except when I rewrite the code to use PROGMEM. For example: void usart_puts... |
Saturday, 8 August 2009 - 16:11 |