Without software instructions, the hardware doesn't know what to do.

如果没有软件指令，硬件就不知该做什么。

youdao

Software is the term used to describe the instructions that tell the hardware how to perform a task; without software instructions, the hardware doesn't know what to do.

软件是用来描述指令的一个技术术语。指令告诉硬件该如何去完成一项任务。如果没有软件指令，硬件就不知该做什么。

youdao

By taking scripts pushed out from a host Windows PC, the EK1 can run pre-recorded keyboard and mouse instructions on a slave PC without any software interference.

ENGADGET: Insert Coin: Emukey EK1 runs mouse, keyboard macros purely from hardware (video)