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The two largest selling types of memory integrated circuits are DRAMs and SRAMs.
Registers are a special type of memory that are dedicated to micro-controllers (or CPUs). Controllers have register-memory for speed.The slowest part of any computer is the bus. The bus is the wiring that connects different components. In this case the micro-controller and main memory. While main memory and the micro-controller are both very fast, the wiring between them is slow.Should the micro-controller have to be slow to compensate for the slow wiring?The solution is to have register-memory. Memory physically part of the micro-controller that allows the controller to use it instantly. The controller can then move data from a register to RAM as soon as the bus is available.Register-memory comes from the concept of a Cash Register [1879]. A cash register is used to perform transactions and store money on it's way to a vault the same way a CPU or micro-controller stores data on its way to main memory.
micro controller contain system on chip memory, timers,counters where as a micro processor doesn't contain all these
Many graphic-intensive applications (especially games) require a minimum amount of video memory in order to operate correctly (or even to run at all). So how much video memory does an Intel® chipset-based system with "integrated graphics" have? The answer: it depends. The amount of video memory is dependent upon the amount of pre-allocated memory set for your system plus something called Dynamic Video Memory Technology (DVMT). DVMT, as its name implies, dynamically allocates system memory for use as video memory to ensure the most efficient use of available resources for maximum 2D/3D graphics performance. The amount of video memory allocated depends upon the amount requested by the operating system. When the memory is no longer required, it is returned to the operating system for use by other applications or system functions. DVMT allocates memory based on system needs. Some newer systems have an option in the system BIOS to adjust the amount of memory available for DVMT. Memory can be allocated up to the maximum limit set by the graphics driver. The maximum limit of video memory allocated by DVMT depends on your specific Intel chipset and the version of the graphics driver installed. Specific information for each integrated graphics chipset can be found via the links below. * DVMT White Paper - Mobile Intel® 945GM Express Chipset Family * DVMT White Paper - Intel® 945G Express Chipset Family * DVMT White Paper - Intel® 82865G graphics controller (Intel® 865 chipset family) * DVMT White Paper - Intel® 82852/82855 GM/GME graphics controllers (Intel® 852/855 chipset families) * DVMT White Paper - Intel® 82845G graphics controller (Intel® 845 chipset family) * DVMT White Paper - Intel® 82815 graphics controller (Intel® 815 chipset family) * DVMT White Paper - Intel® 82810 graphics controller (Intel® 810 chipset family)
HI I am Ahtarva,The addressibility is how many bits does that particular processor or micro-controller's architecture use to specify the address of a memory location in the memory. For example if someone say that addressibility is 8 bit then your memory address contains 8 bits and at maximum you have 2^8 different memory locations (or say memory addresses in your device). Here 2^8 is called Address space.