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DEM20486 Datasheet(PDF) 5 Page - List of Unclassifed Manufacturers |
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DEM20486 Datasheet(HTML) 5 Page - List of Unclassifed Manufacturers |
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5 / 10 page ![]() DEM 20486 SYH-LY Product specification 4. External Dimensions Figure 2.0 5. PIN Assignment Pin No. Symbol Function 1 VSS Ground terminal of module 2 VDD Supply terminal of module +5 V 3 V0 Power Supply for Liquid crystal Drive 4 RS Register Select RS = 0… Instruction Register RS = 1… Data Register 5 R/W Read / Write R/W = 1 (Read) R/W = 0 (Write) 6 E Enable 7 DB0 8 DB1 Bi-directional Data Bus, Data Transfer is performed 9 DB2 once , thru DB0~DB7 , in the case of interface data . 10 DB3 Length is 8-bits; and twice , thru DB4~DB7 in the case 11 DB4 of interface data length is 4-bits . 12 DB5 Upper four bits first then lower four bits . 13 DB6 14 DB7 15 LED - ( K ) Please also refer to 6.1 PCB drawing and description . 16 LED + ( A ) Please also refer to 6.1 PCB drawing and description . VERSION : 0 3 |
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