386SX, NES and how much did data lines really cost anyway?
2019年1月17日 · The situation with the 386(DX) v. 386SX is similar to the situation with the 8086 v. 8088.The big issue isn’t the data lines (although they do have an impact on complexity and …
Getting FreeDOS to boot on an "AST Premium Exec 386SX/20" …
2024年10月21日 · Early last year I posted a thread about this old laptop I've got: Need help restoring the OS of an "AST Premium Exec 386SX/20" laptop. The original HDD is long-gone. …
Need help restoring the OS of an "AST Premium Exec 386SX/20" …
2023年2月5日 · I have an AST Premium Exec 386SX/20 Model 63V laptop minus a floppy drive and hard disk. Otherwise the 1991 vintage machine is fully functional (and in excellent …
bios - Is there a way to trick my 386SX laptop into thinking there's …
2022年3月19日 · I have a 1991 vintage AST Premium Exec 386SX/20 laptop, which is in excellent condition apart from that the original hard drive and the floppy drive are both dead. I've …
How much RAM could one put in a typical 80386 setup?
2019年4月5日 · The Red Hill hardware guide provides a number of examples. 386SX systems were limited to 16 MiB at most anyway, because of the limited number of address lines. For …
When did the 386 overtake the 286? - Retrocomputing Stack …
2023年2月18日 · One of the first games I can remember that required a 386 was Aces of the Pacific by Dynamix. It required a 386SX and was released in spring 1992. After that, more and …
CPU frequency / memory wait states at end of the 80s
2021年3月19日 · A 386SX-25 could execute a typical register to register instruction in 2 cycles of 40 ns. Would it (and all the PC of the era) need to add wait states that dropped its effective …
How to read a 104 MB Conner hard drive from 1990
2023年2月11日 · I am trying to get text files from an old 386SX computer running PCDOS 5.0. I believe the file system is FAT16. The hard drive specifications are: Conner Peripherals …
Rufus FreeDOS option for CF is not bootable
2023年8月4日 · But the 386SX is likely so old that it can't do geometry translation, so most compatible CF cards would be max 500MB. It may detect or use larger cards incorrectly, or …
Installing MS-DOS 6.22 on a 386-class laptop with an SD/IDE …
2022年2月28日 · I'm using an AST Premium Exec 386SX/20 laptop. I have installed a new BIOS battery and it does retain settings when the machine is power-cycled. I'm attempting to install …