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could not set system clock prescale
hi guys, im trying to set my system clock prescaler on my Atmega48. The datasheet says 1. Write the Clock Prescaler Change Enable (CLKPCE) bit to one and all other bitsin CLKPR...
Monday, 14 May 2007 - 05:10
Does not work after implementing 2 interrupts
Hi, i have two interrupt service routines and i am sure they both work as i've test them individually along with the main program. However when i want to implement both of them...
Tuesday, 17 April 2007 - 12:13
Converting Integer to String using puts
Hi guys, i am currently using atmega48 and a rs232 interface is hooked up to the hyperterminal. i want to return some integer stored in the microcontroller to be displayed on the...
Tuesday, 3 April 2007 - 05:52
USART in Atmega48
hi guys, i am trying to get my USART to work in my lil' atmega48. did the following already . Quote:void USART_init(unsigned int ubrr) { /*Set baud rate */ UBRR0H = (unsigned...
Monday, 26 March 2007 - 14:25
Debouncing Push Buttons
Hi, i am trying to debounce this momentary push buttons. How can this be done through software ? I've one way which is to use a interrupt which detects edge changes( eg : 1 to 0...
Tuesday, 20 March 2007 - 09:15
ADC in Atmega48
Hi guys, I'm planning to use the atmega48's internal ADC to do some analog conversion , however the analog signal that i wish to sample is as high as 12V ! and the rating for a...
Thursday, 15 March 2007 - 10:59