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Brushed motor control and timing
I'm using an AVR in a simple robot project. Part of its function is driving an H-bridge with two PWM channels to power the two motors it uses to get around. However, these...
Thursday, 17 April 2008 - 00:31
Interrupt clobbering int
I am using two interrupts, one to read 4 of the ADC mux pins, one to send this data out using I2C. The data is stored in an int[4] array. The main loop can read this data fine,...
Wednesday, 2 April 2008 - 00:34
Killing AVRs with resonators?
I was running an ATmega168 in a breadboard with a 20Mhz ceramic resonator. Everything was going fine, until I decided to update the code using PonyProg (I'm really low budget)....
Friday, 21 March 2008 - 01:31