U842B
Wipe/ Wash Mode Priority
The wipe/wash mode has priority over the interval mode
– therefore the interval function is interrupted as soon as
the WASH switch is operated longer than the debounce
time t
1
. With or without park switch feedback, after relay
V
Batt
activation time is over (no park switch feedback), or after
the third wipe (park switch feedback), the interval mode
is continued with an interval pause t
6
(see figures 11
and 12).
WASH
0V
V
Batt
0V
V
Batt
0V
t 4D
INT
OUT
t5
t6
PARK
V
Batt
0V
ON
OFF
13306
MOTOR
Figure 11. Wipe/ wash priority with park position feedback
V
Batt
WASH
0V
INT
V
Batt
0V
V
Batt
0V
t 4D
OUT
t5
t2
t6
PARK
V
Batt
0V
ON
MOTOR
OFF
13307
Figure 12. Wash/ wipe priority without park position feedback
8 (12)
TELEFUNKEN Semiconductors
Rev. A2, 03-Feb-97
TEMIC [ TEMIC SEMICONDUCTORS ]
