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help on Open bathroom scale project
Hello :-) I am fat and I am being looking for a way helping controlling myself. In recent past I hacked 2 cheap bathroom scales for log my weight on SDCard, and I am being making...
Wednesday, 7 April 2010 - 22:41
ATmega32U4 JTAG debug?
Hello :-) I am used to ARM7 and ARM9 JTAG debugging using cheap and Open JTAG dongles. I do debug on GNU/Linux using OpenOCD and Eclipse. Does anyone knows if I can do JTAG debug...
Thursday, 28 May 2009 - 08:34
DebugWire already hacked?
Hello :-) I work at job with AVR and I like them, but I hate to use them for my personal and Open Hardware projects, because I think is expensive the DebugWire tools (nor is my...
Monday, 25 May 2009 - 10:46
crystal frequency deviation, making a clock
Hello :-) I have 2 systems that needs to be "synchronous" as possible, but, without wires or wireless - system must be cheap. The user press one switch on each system at same time...
Tuesday, 24 March 2009 - 16:16
no SPI data out with ATtiny861
Hello :-) I am used to SPI peripherals of ATmega8, AT91USB162, AT91SAM9260, etc, but I can't make working the one on the ATtiny861. Here is my code, which just put low level...
Thursday, 5 March 2009 - 10:42
ATmega168 SPI as Slave - how do I know if SPI received byte?
Hello :-) I need to do a SPI->RS232 using ATmega168. RS232 to PC is already working. I would like to know when I received a byte on SPI, so I can send it to RS232... is there any...
Wednesday, 4 March 2009 - 16:01
Max freq of PWM from AVR with 8 bits res? - FPGA inside AVR?
Hello :-) Can someone point me to the maximum frequency of PWM with 8 bits resolution I can have? -- I did read the datasheet of ATxmega and discovered that is just get 125kHz (...
Monday, 15 December 2008 - 12:03
touch sensing using AVR and not Microchip mcus
Hello :-) I have one application the need to be a kind of touch sensing but needs to work perfectly with water running on touch area. mTouch from Microchip seems to work in my...
Monday, 24 November 2008 - 10:45
My cheap USB ISP programmer - Free/Open hardware/software
I would like to share pictures of my cheap and simple USB AVR ISP programmer. It is based on only one IC, the Atmel AVR-USB MCU AT90USB162. It works perfectly, I can even...
Wednesday, 29 October 2008 - 12:46
DAP, MP3 player with AVR32?
Hello :-) I saw on wiki page the Portable Media Player however looks like is "dead"... Anyone knows about some kind of this hardware made with AVR32? I am looking for it but for...
Tuesday, 29 July 2008 - 08:39
FAT32 for using with MyUSB, on Mass Storage Host
Hello :-) I was thinking in a system to log data from a sensor, to register it on a pen flash drive. Would be possible to use FAT32 File IO Library in conjunction with MyUSB...
Saturday, 19 July 2008 - 20:39
Help for developing a bathroom scale that logs everyday data
Hello :-) I was thinking that I would like to have a weighing scale to have on my bathroom so I can log my weigh... I am a bit over my body average, I am trying to get on the line...
Friday, 18 July 2008 - 22:00

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