Advantech APAX-5013 User Manual page 107

Pulse/DIR, With Reload, Count Repetitively, DI Gate Enable, Rising Edge Start
Figure 3.40 shows pulse/direction mode, Ch0_A provides the counting function, one
pulse, one count. Ch0_B provides the clockwise and counter clockwise function.
When the counter0 is enabled, the couner0 starts to count. If the counter value is
overflow or underflow, it will reset to the defined value (e.g. 0x33) and keep counting.
If the DI0 status is rising edge, the counter0 will starts to count and won't be retrig-
gered.
Ch0_A
Down
Ch0_B
Counter 0
Enable
DI0
Counter 0
0x33 0x32
Value
Counter0
Overflow
Ch0_A
Up
Ch0_B
Counter 0
Enable
DI0
Counter 0
0x33 0x34
Value
Counter0
Underflow
Figure 3.55 Pulse/DIR, With Reload, Count Repetitively, DI Gate Enable, Rising
Up
.........
0x33 0xF..F 0x33
Down
.........
0x33 0x00 0x33
Edge Start
99
0x34 0x35 0x36 0x37
0x32 0x31 0x30 0x2F
APAX-5000 I/O Series User Manual
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