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| BO LYMIN BC2004A20 Feature 1. COB with metal frame 2. 5x7 dots with cursor 3. Built-in controller KS0066 or equivalent 4. + 5V single power supply 5. 1/16 duty cycle 6. RS232 interface 7. Option: I2C interface 8. Option: LED,EL backlight Mechanical Data Item Standard Value Module Dimension 98.0 x 60.0 Viewing Area 77.0 x 25.2 Dot Size 0.55 x 0.55 Character Size 2.95 x 4.75 Unit mm mm mm mm Electronic Characteristics Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V Supply Current Idd Vdd = +5V 20.0 mA LCD Driving 4.5 Vdd-Vo V 25 oC Voltage LED Forward 4.2 Vf V 25 oC Voltage LED Forward 280 mA If 25 oC Current EL Power Vel Vel=110Vac/400Hz V Voltage Item Pin Assignment RS232 Pin Symbol Function 2 Data Out Data out from LCM Data from user 3 Data In Ground 5 GND Pin Assignment Pin Symbol 1 5V 2 I2C clock 3 I2C data 4 GND Dimension 0.6 10. 13. 10. 98.00.5 96.8 77.0(VA) 70.4(AA) P2.54*15=38.06 2.0 16-O1.0 PTH 16 2.5 2.5 PORT2 Function 5V input for LCM I2C interface clock input I2C interface data input GND for LCM 2.95 0.6 0.55 0.6 10.3 17. 19. 60.00.5 39.3 25.2(VA) 20.8(AA) 55.0 0.6 4.75 0.6 0.55 1 DOT SIZE SCALE 5/1 VIEW "AA" 49.0 2.5 93.0 4-O2.5 PTH 4-O5.0 PAD |
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