ar1100t-i/ml Microchip Technology Inc., ar1100t-i/ml Datasheet - Page 25

• Manufacturer Part Number: ar1100t-i/ml
• Description: Ar1100 Resistive Usb And Rs-232 Touch Screen Controller
• Manufacturer: Microchip Technology Inc.

6.13
The TouchMode value defines the action taken by the
controller in response to the three touch events/states
(i.e. (1) pen down, (2) pen movement and (3) pen up).
A code is specified for each event to specify one of 6
predefined actions. As can be seen in the footnotes of
Table
multiple touch reports. Each report in a multiple-touch
sequence can be spaced in time by parameter
PenStateReportDelay.
6.14
The TouchOptions register contains several bit flags
corresponding to options in operation.
 2011 Microchip Technology Inc.
TouchMode[7:5] = PD[2:0] Response to event PD (PEN DOWN)
b000
b001
b010
b011
b100
b101
TouchMode[4:3] = PM[1:0] Response to event PM (PEN MOVEMENT)
b000
b001
b010
TouchMode[2:0] = PU[2:0] Response to event PU (PEN UP)
b000
b001
b010
b011
b100
b101
TouchOptions[7:7] 1: Set TOUCH_ENABLE as the default power-up state
TouchOptions[6:6] 1: Enable verbose mode for calibration feedback
TouchOptions[3:3] 1: Enable proprietary dynamic rise time algorithm
TouchOptions[1:1] 1: Select 8W, 0: Select 4W (if MODE input = V
TouchOptions[0:0] 1: Enable ‘calibrated’ touch reports, 0: Enable ‘raw’ touch reports
6-1, several actions specify a sequence of
Register 12: TouchMode
Register 13: TouchOptions
No touch report issued in response to the event
Touch report w/ P=0
Touch report w/ P=1
Touch report w/ P=1, then Touch report w/ P=0
Touch report w/ P=0, then Touch report w/ P=1, then Touch report w/ P=0
Touch report w/ P=0, then Touch report w/ P=1
No touch report issued in response to the event
Touch report w/ P=0
Touch report w/ P=1
No touch report issued in response to the event
Touch report w/ P=0
Touch report w/ P=1
Touch report w/ P=1, then Touch report w/ P=0
Touch report w/ P=0, then Touch report w/ P=1, then Touch report w/ P=0
Touch report w/ P=0, then Touch report w/ P=1
AR1100 RESISTIVE USB AND RS-232 TOUCH SCREEN CONTROLLER
Preliminary
DD
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DS41606A-page 25