2-1
Section
CPM2A/CPM2C Interrupt Functions
28
Flow of Processing
When the interrupt occurs while processing ADD, the addition result, 1235, is
saved temporarily in memory and not stored in DM 0000. Although #0010 is
moved to DM 0000 in the interrupt program, the addition result that was saved is
written to DM 0000 as soon as processing returns to the main program, effec-
tively undoing the results of the interrupt program.
Countermeasure for Above Problem
Interrupting Writing
Multiple Words of Data
Содержание SRM1 - PROGRAMING 02-2001
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