2.3 Inch 8x8 Dot-Matrix Display

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2.3 Inch 8x8 Dot-Matrix Display. 數位電路實驗 TA: 吳柏辰. Author: Trumen. Outline. Introduction to Dot-Matrix Display Product Specification Circuit Connection Results. Introduction to Dot-Matrix Display. Introduction to Dot-Matrix Display. - PowerPoint PPT Presentation

Transcript of 2.3 Inch 8x8 Dot-Matrix Display

2.3Inch 8x8 Dot-Matrix Display

2.3 Inch 8x8 Dot-Matrix DisplayTA: Author: Trumen1OutlineIntroduction to Dot-Matrix DisplayProduct SpecificationCircuit Connection Results2Introduction to Dot-Matrix Display33Introduction to Dot-Matrix DisplayA dot-matrix display is a display device used to display information on machines, clocks and many other devices requiring a simple display device of limited resolution.4

LED MatrixIt consists of a 2-D diode matrix with their cathodes joined in columns and their anodes joined in rows (or vice versa). By controlling the flow of electricity through each row and column pair it is possible to control each LED individually. 5

5Product Specification66Model No: CSM-88261EGDescriptions:2.3Inch 8X8 Dot-Matrix DisplayDot Pitch 7.62mmCSM-88261: Column Cathode, Row AnodeEmitting Color: Orange & Yellow Green

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7Internal Circuit Diagrams

8CSM-88261EG||||||||||||01 02 03 04 05 06 07 08 09 10 11 12||||||||||||24 23 22 21 20 19 18 17 16 15 14 13CSM-88261EGPin numberfrontal view

8Orange (Ta=25C)Absolute Maximum Rating (1/2)9ParameterSymbolRatingUnitPower Dissipation Per DicePAD70mWContinuous Forward Current Per DiceIAF25mAPeak Current Per Dice(duty cycle 1/10, 1kHz)IPF90mAReverse Voltage Per DiceVR5VYellow Green (Ta=25C)Absolute Maximum Rating (2/2)10ParameterSymbolRatingUnitPower Dissipation Per DicePAD70mWContinuous Forward Current Per DiceIAF25mAPeak Current Per Dice(duty cycle 1/10, 1kHz)IPF90mAReverse Voltage Per DiceVR5VOrange (Ta=25C)

Yellow Green (Ta=25C)Electro-optical Characteristics11ParameterSymbolMin.Typ.Max.UnitConditionForward Voltage Per DotVF2.02.8VIF = 20mAParameterSymbolMin.Typ.Max.UnitConditionForward Voltage Per DotVF2.12.8VIF = 20mA HSMC (standard 2.5 V) GPIO (standard 3.3V)

GPIOHSMC11

Typical Electrical / Optical Characteristics CurvesOrangeYellow Green12(Ta=25C)Circuit Connection Results131314

01 02 03 04 05 06 07 08 09 10 11 1224 23 22 21 20 19 18 17 16 15 14 13HSMCpin5V, 3.3V, GNDpin401415

Demo Video16The End.Any question?Referencehttp://en.wikipedia.org/wiki/Dot_matrixhttp://en.wikipedia.org/wiki/Dot-matrix_display"Product Specification, Model No: CSM-88261EG" by China Semiconductor Corporation, http://www.csctw.com.tw

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