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MICROCONTROLLERS CHAPTER 2 ADDRESSING METHODS Dr. Vo Tuong Quan HCMUT - 2011 Addressing Methods The Addressing Methods Use to know the source address and destination address of data 1. Register addressing 2. Direct addressing 3. Indirect addressing 4. Immediate addressing 5. Relative addressing 6. Absolute addressing 7. Index addressing  What is the register? REMEMBER !!! 2  2011 – Vo Tuong Quan Addressing Methods How to solve the addressing mode problem? Review some popular IC using in addressing mode: - 74139: decoding 2  4 - 74139: decoding 3  8 - Some logical gates: AND, OR, XOR, EX-OR, EX-NOR 3  2011 – Vo Tuong Quan Addressing Methods 4  2011 – Vo Tuong Quan Addressing Methods ROM and RAM Typical using in the addressing problem A0 - An nCS ROM D0 - Dm A: Address D: Data C: Control The ability to addressing data is based on the number of address bus. N line of address bus  management ability is 2n. 5  2011 – Vo Tuong Quan ... - tailieumienphi.vn
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