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Analog Resistive Touch Screen Controller
TSC-34/RU User’s Guide
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TSC-34/RU User’s Guide Table of Contents 1. Product Overview.................................................................................................................... 2 1-1. Products Applicable ...........................................................................................................................2 1-2. Overview ............................................................................................................................................2 1-3. Pe
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TSC-34/RU User’s Guide 1. Product Overview 1-1. Products Applicable This specification is applicable to TSC-34/RU. 1-2. Overview TSC-34/RU is a touch screen controller board that performs an A/D conversion of an analog signal of a 4-wire resistive touch screen, and transmits the coordinate data to the host in a 10-bit resolution serial cor- respondence at 9600bps and USB. TSC-34/RU can be used for various applications for its functions in- cluding the power saving mode, seven sampling s
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TSC-34/RU User’s Guide 1-3. Peripheral Composition Overview A resistive touch screen is operated by resistance sensitive system between two layers such as film or glass. Two pieces of transparent materials with conductive coating are placed in the same direction as two electrodes face each other. The touch screen is activated when these transparent conductive layers are pressed to contact each other with a finger or a pen. The one of these conductive layers functions as an X-coordinate
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TSC-34/RU User’s Guide 2. Specifications General Specifications Item Rating Remarks Operating Temp. Serial/USB 0°C to +70°C No dew condensation Storing Temp. Serial/USB -20°C to +85°C No dew condensation DC 3.0V to 3.6V Serial DC 4.5V to 5.25V Supply Voltage USB DC 4.0V to 5.25V In serial mode, 50p/s, Consumption Current 25mA Vin=5.0V, Touch serene is activated. Format Asynchronous Serial Transfer Rate 9600bps Correspondence Fixed value Data Format 8bit (Serial) Stop Bit 1
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TSC-34/RU User’s Guide 3. Connector 3-1. Explanation of a connector terminal CN Terminal Name Function 1 XL Touch screen Input XL. 2 YU Touch screen Input YU. CN2 3 XR Touch screen Input XR. 4 YD Touch screen Input YD. 1 Vbus USB Vbus 2 D- USB D- CN4*1 3 D+ USB D+ 4 GND USB GND 5 Shield USB FG 1 Dout RS-232C Data Output CN5 2 Din RS-232C Data Input 3 GND RS-232C GND 1 Vin Power Input CN6 2 GND GND *1: When you use it at 3.3V of the serial mode, please do not connect TSC-34
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TSC-34/RU User’s Guide 4. Interface type TSC -34/RU has serial and USB interface type. You choose either type. You cannot use both these at the same time. (Notice) In the state that connected a serial and a USB cable to a computer, please do not start power on of TSC-34/RU and computer. Because it may cause malfunction. 4-1. Serial mode In serial mode, please use CN5 for connecting to host computer, and CN6 for power supply. Specifications Transmission format: Asynchronous serial
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TSC-34/RU User’s Guide 5. Packing Specification 5-1. Outline TSC-34/RU is wrapped up in the air packing of the prevention of static protection type and puts it in a packing box. 5-2. Packing material Outer case: 75 x 55 x 15 mm, clay coated newsback board Cushioning: 120 x 70 mm, air packing, static protection 5-3. Outer case and lot label Lot number Sample: 7J20 7: the last digits of the year J: Month Jan : A Jul : G Feb : B Aug : H Mar : C Sep : I Apr : D Oct
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TSC-34/RU User’s Guide 5-4. Product name label Backside of board TSC-34/RU: Product name Lot#: 7J20 7: the last digits of the year J: Month Jan : A Jul : G Feb : B Aug : H Mar : C Sep : I Apr : D Oct : J May : E Nov : K Jun : F Dec : L 20: Date manufactured Rev: Revision information (PbFree): lead free Document No. DER-S0017A 8 Rev.1.1 ©2008 DMC Co., Ltd.
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TSC-34/RU User’s Guide 6. Changes & Improvements 6-1. Version History § TSC-34/RU Ver0.1 (January 15, 2008) Draft release Ver 1.0 (March 13, 2008) First release (Change from Ver0.1) 2. Specifications Consumption Current and Input Response Time were added. 2. Specifications Operating Temp Serial -20°C to +85°C → -20°C to +75°C :spec review Dimensional Drawing Revision 1 for first release Ver 1.1 (March 26, 2008) 2. Specifications Operating Temp Serial -20°C to +75°C
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TSC-34/RU User’s Guide 7. Warranty 7-1. Warranty Period § The warranty period is limited to 1 year from the date of shipping. The warranty for the initial defection such as appearance defection is limited to 1 month. § Any defected parts under proper use will be examined by the supplier and replaced by the new parts if the defection is considered to be caused by the supplier. § The replacement is subject to be included in the next lot. 7-2. Warranty Target § The warranty only covers
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TSC-34/RU User’s Guide 8. Precautions for Use 8-1. General Handling § Keep the product away from any conductive objects while in use. § Do not touch the conductive part of the product to avoid being damaged by the electrostatic discharge. Follow the proper procedure for handling. § Keep the product in the proper storing environment and avoid any load to the product. § Do not use or store the product in the severe condition like following: Wet environment or a condition where the product
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