You can call or go to Best Buy and ask the Geek Squad guys.
To install laptop memory, you will need to first consult the instruction manual. Afterwards, you can buy the memory chip, open up the laptop and then place the memory chip inside.
It is the memory in side the memory chip
they have a micro chip and memory card
You don't, you buy a memory stick and put it into the slot on the left of the psp - near the wifi button.
A 128 x 4 memory chip consists of 128 rows and 4 columns. Each column corresponds to a memory cell, so there would be a total of 4 memory cells. In terms of registers, it would depend on the organization of the memory chip - typically, there would be additional registers for addressing, data input/output, and control signals.
what is the function of the wr signal on memory chip
On-chip memory is a memory that resides on microcontroller itself. e.g RAM. It may be one of the Internal RAM or Special Function Register (SFR). Off-chip memory is external ROM or EPROM.
32 MB
32 megabytes.
I have Installed an exstended memory chip in my computer, but I don't know if my computer is reading it, or how to look for its usage
BIOS chip
no