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What is the value of internal registers of power on reset?

Latest Updated:03/24/2009

Question:

After the power on reset, what is the value of internal registers at power-on reset?

Answer:

(1) On-chip I/O registers are set to the initial value (There are exceptions for some cases. For more information, please refer to the hardware manual.)

(2) CPU register: PC is loaded from vector table, I bit = 1 in CCR, others such as from R0 to R7 and CCR are undefined

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