2009年4月24日 · problem getting a 74193 counter to count up consecutively, at its Q-outputs. Design a counter that goes 2-0-7-1-3-6-5-4 using 74193/7495: down counter using 74193 ic: …

2016年10月1日 · guys i need help! please give me an idea or schematic diagram of circ, about down counter using 74193 ic ..

2012年2月9日 · My goal is to use 74ls193 as counter and design BCD up and down counter from 00 - 99 vice versa (2 digits). I figured out how 74ls193 work as BCD counter, but the problem …

2009年1月25日 · The counter chip I had on hand was a 74193, and I've spend a lot of time reading up on it and trying to make it work, but for the life of me I can't get the thing to count. …

2024年6月25日 · Hello AAC, I am hoping to get some help getting a 74193 counter IC working properly. After a momentary High is put on the clear pin, the Q-outputs will all go Low properly, …

2011年5月4日 · Hi i need help. My teacher gave us a project to do and didnt tell us how. WE have to make a now serving display that when you toggle the switch it counts up 1. We have to use …

2014年10月9日 · 74193 4 22 Dual D-type flip flop with preset and clear 7474 23 4 bit universal bi-directional shift register 74194 24 4 bit binary adder 74283 Other parts can be used too if i can …

2010年10月5日 · Hi! I am wondering how can I allow the 74193 or 74191 (synchronous 4 bit up/down counter) chips to count from 0 to 4 or 4 to 0 only (i just want it to count for 5 clock …

2014年4月17日 · When you detect '10' on the UP count , use the detect '10' [A] circuit output to Parallel load '9' into the 74193. Connect the Parallel input pins for 1001 ie '9', so when the UP …

2010年10月8日 · Hi, I need some explanation about 74191 synchronous 4-bit up/down counter with mode control, works.. I have read the datasheet, but I still don't quite understand how it …