摘要: //74LS193 具有双时钟和清零功能的同步 4 位加/减二进制计数器//4-bit synchronous binary up/down counter// Synchronous reversible 4-bit binary counting// Asynchronous parallel 阅读全文
posted @ 2023-11-23 08:43 大块头 阅读(27) 评论(1) 推荐(0) 编辑