SAW Touchscreen R2D

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contact datails

KeeTouch Electronic Co., Ltd.

. East of 5th Floor, Building 7 Luck-King Science & Industry Park Gongyedong Road, Longhua Baoan, Shenzhen 518109, P.R.China

86-755-81719577

Larger photo of SAW Touchscreen R2D

SAW Touchscreen R2D


company	KeeTouch Electronic Co., Ltd.
Categories	LED Displays
Update	2011-09-27
Original Region	China
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SAW Touchscreen R2D

Surface Acoustic Wave Touchscreen RS232 /USB for KCA-UR02H-R2D Control Board
Feature
+12V DC（+11V ~ +13V）
RS232&USB two type interfaces function on the same board
15ms conversion time
Support size of touchscreens from 26 to 47without jumper setting
Touch sensitivity can be adjusted in 5 levels
Operation temperature from 0 to 70℃A Electrical Characteristic

Supply Voltage	+12V DC（+11V ~ +13V）
Supply Current	150mA (+12V DC)
Supply Current	Power must supply 300mA at least.
Interface	EIA 232E (Serial RS-232) 8 Data Bits,1 Stop Bit, No Parity, Full Duplex
Interface	USB 2.0 Low-Speed
Resolution	4096x4096, size independent
Baud Rate	9600
Electrostatic Protection	Per EN 6100-4-2 1995: Meets Level 4 (15KV air/ 8 KV contact discharges)
Conversion Time	Approximately 8.4 ms Per coordinate Set
Reliability	MTBF greater than 300,000 hours per MIL-HDBK-217-F2 using the part stress calculation method for ground benign environment with an ambient temperature of 25 ℃

B、Environmental Conditions

Operating Temperature Range	0°C ~ 65°C
Storage Temperature Range	-25°C ~ 85°C
Operating Humidity Range	10% ~ 90% （no dew falls）
Storage Humidity Range	10% ~ 90% （no dew falls）
Operating Altitude	10,000 feet (3048m)
Shock and Vibration	Three axis sine wave,50Hz to 2KHz,1G, 2 minutes/octave With dwell on resonances
Flammability	The PCB substrate and all plastic components,such as headers and connector are rate UL 94 V0.

C、Mechanical Characteristics

Construction	Four-layer surface-mount design with internal ground plane for EMI suppression
Dimensions	PCB 120mm×80mm×10mm Refer to picture
Power interface	External connection power interfacevia baffle cable connecting to PC +12V power
Power interface	External connection power interfacevia cable connecting to monitor inside +12V power
To PC onnector	USB SMD A Type DB9 female

DSoftware Driver
Support Operating System：Microsoft Windows XP / 2000 / VISTA
Linux:：RedHat 9.0 , Fedaro , Ubuntu , Suse , Debian

E、 LED Diagnostic Characteristics
A green LED indicates controller status as follow:

LED blink frequency	Function
Once per second	Self-check on power
Once per two second	normalno touch
Blink continuously	Touch status

F、Definition of connector and pins
Power Communication Cable
USB Connector and Cable

Definition of connector and cable(USB):

P1	P2	P3	P5	Color	Signal names
1	1			red	VBUS
2	2			white	D-
3	3			orange	D+
	4			green	Earth lead
	5
	6
4&5	7			black	GND
		1	1

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