84PCE:Ports:003D

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Synopsis

Port Number: 003D-003E

Function: Memory Protection Range

003D (read-only)
bit 0: This is set if the stack protector is written to.
bit 1: This is set if protected memory or any port is written to.
bits 2-7: Unknown
003E (write-only)
Write a 1 to a bit to clear it in port 3D.
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