6F8C0903
141
Appendix B READ Instruction/
WRITE Instruction Execution Time
N: Number of words to transfer I/O access time = 3.80µs
Table B-1 MREAD Instruction/MWRITE Instruction Execution Time (µs)
MREAD Instruction 7.36 (4+N) x I/O access time
MWRITE Instruction 7.24 (4+N) x I/O access time
Table B-2
Maximum Execution Time for DN311 Access (ms)
(128 words for input/output)
MREAD Instruction 1.48
MWRITE Instruction 1.48
To ta l 2.96