ELM409
ELM409 Operation (continued)
The following diagrams provide a pictorial view of
each of the eight ELM409 options:
Input
(pin 5)
ABC = 000 or 001
Output
(pin 7)
25 msec or 500 msec
ABC = 010 or 011
50 msec
Output
(pin 7)
25 msec or 500 msec
ABC = 100 or 101
50 msec
Output
(pin 7)
25 msec or 500 msec
ABC = 110
Output
(pin 7)
25 msec or 500 msec
ABC = 111
Output
(pin 7)
25 msec or 500 msec
Figure 5. ELM409 Timing Diagrams
ELM409DSA
Elm Electronics – Circuits for the Hobbyist
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