
The start of x86: Intel 8080 vs Intel 8086?
2018年5月16日 · 8086 was designed to make asm source porting from 8080 easy (not the other direction). It is not binary compatible with 8080, and not source-compatible either. 8080 is not …
8086存储容量为啥不是2^20×16? - 知乎
2023年3月5日 · 8086是一种16位的处理器,每次可以读取或写入16位的数据,因此它的存储容量是以字(word)为单位进行计算的。每个字占用16个位(2个字节),所以8086的存储容量应 …
为啥大学里还在讲8086CPU和8031单片机? - 知乎
而且,我可以告诉你的是,在某些工业级的控制器中,8086 CPU也还在用,并不是完全消失了的。 还有,关于8031,这个是51单片机系列中的一种。
Hardware and CPU-generated interrupt mapping at BIOS boot time
2025年3月23日 · I'm assuming a typical IBM PC or compatible, typical BIOS, and a 8086, 186, 286, 386, 486, 586 or 686 CPU. (I hope there won't be too many CPU-specific differences.) In …
Why is the Intel 8086 CPU called a 16-bit CPU?
2019年7月18日 · The 8086 has 16-bit registers (though can access many of them as 8-bit ones too) and a 16-bit data bus so is generally considered a 16-bit CPU despite the 20-bit address …
以8086为例学习微机原理是否已经过时了? - 知乎
”8086受制于当时的设计,在底层部分有许多限制,反而很不方便。 在我还是笨鸟的时候,这样的话我是不敢讲的,因为我连Spec都没看过,
What does an ADC (add with carry) instruction following ADD do?
2024年4月10日 · I guess the OP wonders why there are two add instructions. With just one (which must be ADC), one would need always and additional instruction to clear the carry first …
When and why is fwait necessary when using the 8087 coprocessor?
2025年7月24日 · Commercial 8086 assemblers would generally insert fwait s as appropriate on their own, so most programmers wouldn’t have had to take care of this. 286 and later CPUs …
设备 PCI需要进一步安装。什么原因? - 知乎
设备 PCI\VEN_8086&DEV_A370&SUBSYS_02A48086&REV_10\3&11583659&0&A3 需要进一步安装。 显示全部
PCI\VEN_8086&DEV_4C01&SUBSYS_86941043&REV_是什硬件?
PCI\VEN_8086&DEV_4C01&SUBSYS_86941043&REV_01 是个什么硬件? 系统信息里总是警告 发生已更正的硬件错误 找… 显示全部