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Abstract: XTAL 4MHz MC68HC09 freescale superflash
Text: Addendum to MC68HC908QY4A, rev. 3 This addendum introduces a change to this data sheet. Chapter 15 Development Support, Section 15.3.2 Security A security feature discourages unauthorized reading of FLASH locations while in monitor mode. The host can bypass the security feature at monitor mode entry by sending eight security bytes that match the