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Elo TouchSystems IntelliTouch E281-2310 Technical Reference Manual page 7

Serial controller

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SmartSet Technical Reference Manual—Addendum for the E281-2310 Controller
page 88-89
page 90
page 91
page 92
The following combinations of the
are supported:
Touch Flag
Format
'0'
'0'
'0'
'4'
'0'
'6'
'1'
'0'
'1'
'4'
'1'
'6'
0
1
Set or
Response: 'F'
Type
The
word specifies the maximum number of times (1-65535)
Rep
that a repeating coordinate value is permitted to be measured by the
controller. If the number of times that a coordinate repeats in X, Y,
and Z exceeds this value, then the controller relearns the
touchscreen waveform. This parameter determines the tolerance of
contaminants on the touchscreen. The factory default value is 2432,
which is about 25 seconds.
The
byte specifies the amount (0-255) of surface wave energy
Ofs
absorption that is recognized as a touch. A small value increases
touch sensitivity. A large value increases noise rejection. The
factory default value is 2.
The
byte specifies the minimum width of a touch (0-255).
MinLen
As with the previous argument, a small value increases the
sensitivity and a large value increases noise rejection. The factory
default is 2.
The
byte specifies the maximum width of a touch (0-255).
MaxLen
This parameter controls the rejection of multiple touches and
splattered contaminants. The factory default is 22.
Not supported.
Not supported.
TouchFlag
2&3
4
5
Rep
Ofs MinLen MaxLen
7
and
number
Format
6
7

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