Type in the full discussion title or a part of it.
Discussion Title Created date
Reading and Writing a struct to memory
Hi everyone, I have been learning about the eeprom. I understand that writing a struct to eeprom memory is just case of writing each variable that is part of the struct. So my...
Sat. Jun 1, 2013 - 06:16 PM
button matrix time between presses
Hi guys, I have mentioned this before, and I have got something that outputs values, but for certain values (specifically in the corners of the 8x8 matrix) suprious things seem to...
Sun. Mar 17, 2013 - 05:36 PM
Checking to see whether a bit shift will cause overflow
Hi, I am messing around with bit manipulation, and thought Id make an arpeggiator go up and down a chord. below is my routines. arpUp works perfectly. However it has the added...
Mon. Mar 4, 2013 - 09:26 PM
This wireless conversation between two nrf24L01+ units
I have a mega328p and a mega1284p I am using the code originally writen by I think David on this forum. I have had communication between the two in the past but now the...
Sun. Mar 3, 2013 - 08:20 PM
Simple graphic Menu system
Hi everyone I am using "The Polish Code" for the KS0108 LCD driver. I am using this LCD: http://www.rapidonline.com/Elect... and the mega2560. I have used Oliver Kraus' graphics...
Sun. Mar 3, 2013 - 12:25 PM
high precision micro second timer
Hi Im using Timer0 for a high precision microsecond timer I need. Im using the mega2560. And AVR-GCC. My setup is here; TCCR0A |= (1 << COM0A1) | (1 << WGM01);...
Thu. Feb 21, 2013 - 08:34 PM
Reading the state of a keymatrix into an array
Hi, So Im quite new to masks but I get the jist. I've written the following to read the state of a 64 key keymatrix into an array. I use the mask to set PORTK LOW and then if...
Tue. Feb 19, 2013 - 09:59 PM
the jump to avr 32 bit
Hi everyone over here. I am considering now that Arduino has brought out the Arduino due to look into programming32 bit avr's but I cant find a getting started anywhere. I dont...
Tue. Feb 19, 2013 - 09:56 AM
PreProcessor defines
Hi everyone. I am using a library that wants you to tell it what pins buttons etc are on using its own macros: P('A', 1) is PA1. However I am using the mega2560 which has a...
Sun. Feb 17, 2013 - 05:22 PM
Simple PWM
Am I being stupid, what have I missed out? I have no problems getting it to work if I put the stuff inside the ISR inside my while(1) loop...
Sun. Feb 17, 2013 - 03:30 PM
Linker
Hi, I am trying to implement the u8glib libraries for my mega2560. It all compiles, the problem is too much compiles. Apparently I am using up 330% of my flash! The author of the...
Sat. Feb 16, 2013 - 08:00 PM
LUFA usb library
Hi, I am tyring to use the LUFA serial to usb library I basically have an unbootloaded Arduino 2560 - and I dont want to use any bootloader at this stage for the mega16U2 that...
Sat. Feb 16, 2013 - 03:12 PM

Pages