USART | Microcontroller › AVR › USART This topic has 2 replies, 3 voices, and was last updated 11 years, 3 months ago by Amrith. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts June 7, 2012 at 10:18 am #1833 meirParticipant Hi, I’m doing a project with atmega16 that I need USART with baud rate 9600. I’m using a 7.3728 MHz crystal. Is this the clock that I need to calculate UBRRL value? Thank You June 7, 2012 at 6:05 pm #7978 AJISH ALFREDParticipant I thing, you are on the right track. June 11, 2012 at 11:31 am #7996 AmrithParticipant You are doing correct. Using a 7.3728 crystal, for 9600 Baud rate the UBRRL value would be 0x2F in hexdecimal or 47 in decimal. Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In