X100
DF
X101
Y110
(1) Example 1 using DF instruction
When the leading edge differential is set between input information (X100, X101)
X100
X101
Y110
① ② ③
1) While X101 is OFF, Y110 remains OFF even when X100 rises.
2) While X100 is ON, Y110 remains OFF even when X101 rises.
3) While X101 is ON, Y110 becomes ON for a single scan when X100 rises.
X100
X101
Y110
(2) Example 2 using DF instruction
When the leading edge differential is set after parallel connection of input information
(X100, X101)
DF
X100
X101
Y110
No output generated here
3.8 DF, DF/ (Leading Edge Differential, Trailing Edge Differential), DFI
(Leading Edge Differential (Initial Execution Type))
3-14 WUME-FP7CPUPGR-12
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