AR1000 Touch Controller
AR1000 Touch Controller
Summary
The mTouch™ AR1000 Series Resistive Touch Screen
Controller is a complete, easy to integrate, cost
effective and universal touch screen controller chip
solution.
The AR1000 Series is designed for high volume, small
form factor touch solutions with quick time to market
requirements.
Developed by touch experts with more than 15 years
experience, the AR1000 Series has sophisticated
proprietary touch screen decoding algorithms allowing
it to send your application fully processed and reliable
touch coordinates.
Features
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Touch Solution
Touch Coordinates
Software Driver Support
Design Cost
Sensor Support
Design Time to Market
PCB Real Estate
Touch Expertise
Integration
Turnkey Touch Solution
Built in Decoding and Advanced Filtering
Controller Driven Calibration
Low Cost with Few External Components
Universal 4, 5 and 8-wire Support
Fast Time to Market
Small Footprint
Low Power
SPI, I
Developed by Touch Experts
2
C™, UART Support
Turnkey touch solution – easy integration for
an accelerated development cycle
Delivers accurate touch coordinates with built
in decoding and advanced fi ltering
Controller Driven Calibration –
No Software Drivers Needed!
Low – including few required components
Universal sensor support for all 4, 5 and
8-wire screens (wide tolerance range)
Fast – no learning curve, works out of the box
Small foot print, minimal real estate
15+ years of touch expertise
Easy
M i c r o c h i p T e c h n o l o g y I n c o r p o r a t e d
Microchip Benefi t
SDO
SY+
SIQ
SY-
M1
M2
SS
10
+5V
1
2
3
4
5
6
7
8
9
U1
(SOIC, SSOP pinout)
AR1000 Series
Incomplete, requires signifi cant engineering
to decode, fi lter and calibrate
Not provided, requires customer to become
a “touch” expert
Incomplete, requires that users write
calibration drivers
High – including required components
Typically support 4-wire only (Tolerance
variation may require redesign)
Slow – long learning curve, trial and error
development
Minimal
Diffi cult
Large foot print
R1
C1
C2
20K
Other Touch Screen Controllers
0.1 μF
10 μF
20
19
18
17
16
15
14
13
12
11
C3
C4
C5
*C5 additional
for 5-wire sensor
X-
X+
5WSX-
Y-
Y+
SX+
SDI/SDA/RX
SCK/SCL/TX