The usual method is to include a tiny program inside a piece of block ram (BRAM) within the FPGA bitstream.

通常的方法是在fpga比特流中的一段块ram (BRAM)内包含一个小程序。

youdao

It's just a little block of memory in RAM, you know, that represents four bytes, 32-bits and the Number Two is currently in it.

它只是一小块内存块，它表示4个字节，32位,那个数字2就存储在里面。

哈佛公开课 - 计算机科学课程节选

In trucks equipped with the eight-speed transmission, the Ram can activate its (optional) aero-shutters, which block off portions of the grille to reduce aerodynamic drag.

WSJ: 2013 Ram Laramie Longhorn Review: A Truck That Jingle Jangle Jingles