Mathematical function library for Microsoft C / by Unjeng Vheng 书的配套三张软盘-Mathematical function library for Microsoft C / by the book Unjeng Vheng matching three floppy disks

Floppy repair tool. this program can repair the damaged floppy. user can able to use damaged floppy again.

Converting a Floppy Disk Drive into a Simple Robot，讲如何将软驱改为机器人 -Converting a Floppy Disk Drive into a Simple Robot, about how the floppy drive to the robot