Question: (b) Write an interrupt service routine that reads byte values from [4100) and (SFED], masks the first byte by the second and then places 4th

(b) Write an interrupt service routine that reads byte values from [4100) and (SFED], masks the first byte by the second and then places 4th bit of the result as a double word in [215E). Assume interrupt service routine clears interrupt and saves all registers before start, Store this subroutine at [12EB). 05

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