1 votes 1 votes Q. 53 Identify the mod value of the given ripple counter. Digital Logic made-easy-test-series digital-logic digital-counter + – sunita24 asked Dec 29, 2017 • edited Mar 6, 2019 by Aditi Singh sunita24 772 views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply sunita24 commented Dec 29, 2017 reply Follow Share how to solve such questions... how does preset work??? anybody...i always have doubt in such questions 0 votes 0 votes Ashwin Kulkarni commented Dec 29, 2017 reply Follow Share Is it mod 6? 0 votes 0 votes sunita24 commented Dec 29, 2017 reply Follow Share yes it's mod 6 but how to know???/ such qns are so imp but i get stuck in such qns always. 0 votes 0 votes pranab ray commented Dec 29, 2017 reply Follow Share it depend on Q0 Q2 CLK when Q0=1 ,Q2=1 Q1=0 ie 101=5 at then end of 5th clock but clock =0 at this time so due to NAND gate out put is 1 and Pr1=0 so it will not clear but at the starting of clock 6 clock =1 as (transaction 0->1) and Q0Q2CLK = 111 so NAND gate output =0 and Pr1=1 ->clear so if u draw transaction diagram of states it will come like 000->001->010->011->100->101->110 at marked arrow all flip flops will be reset so mod 6 is answer 0 votes 0 votes sunita24 commented Dec 29, 2017 reply Follow Share still can't understand... :( i need a simple explanation 0 votes 0 votes Please log in or register to add a comment.