Address 0 in data memory is distinct from address 0 in programįlash and address 0 in EEPROM. Of memory is separated from each other, in different locations on theĬhip. Data memory: registers, I/O registers, and SRAMĪll these memories are on the same chip as the CPU core.The four types of memories in a Atmel AVR are: The AVR uses internal memory forĭata and program storage, and so does not require any external memory. In which the program and data memory are on separate buses to allowįaster access and increased capacity. The memory of the Atmel AVR processors is a Modified Harvard architecture, 13.3 Programming & Educational Websites.
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