GDM1604B XIAMEN OCULAR Outline Dimension Feature 1. 5X8 dots with cursor 2. Built-in controller (KS0066U or Equivalent) 3. +5V power supply(Also available for +3.0V) 4. 1/16 duty cycle 5. BKL to be driven by pin1,pin2,or pin15,pin16,or A,K 6. N.V.optional Interface pin connections PIN NO Symbol 1 VSS Function GND Mechanical Data Item Standard Unit Module dimension 87.0x60.0 mm Viewing area 61.8x25.2 mm Dot size 0.55x0.55 mm Character size 2.95x4.75 mm Absolute Maximum Rating Item -------- 5.5 Input voltage VI -0.3 -------- VDD 3 V0 Contrast adjustment 4 RS H/L Register select signal Item 5 R/W H/L Read/Write signal Input voltage VDD 6 E H/L Enable signal Supply current IDD 8 DB1 H/L Data bus line DB2 H/L Data bus line 9 10 11 Max -0.3 +5V H/L Data bus line Typ VDD-VSS VDD DB0 Min Power supply 2 7 Standard Symbol Unit V Electronical characteristics Symbol Condition Recommended LCD driving voltage VDD-V0 for normal temp version module Standard Min Typ Max Unit +5V 4.7 5.0 5.5 V +3.3V 2.7 3.0 5.3 V VDD=5V ------ 2 5 mA -20ºC ------ ------ ------ 0 ºC 4.7 5.0 5.5 25ºC 4.3 4.5 4.7 V 50ºC 4.1 4.3 4.5 70ºC ------ ------- ------ 25ºC ------ 4.2 4.6 V DB3 H/L Data bus line LED forward voltage VF DB4 H/L Data bus line LED forward current IF 25ºC ------ 220 ----- mA EL power supply current IEL VEL=110V AC 400Hz ----- ------- ------ mA 12 DB5 H/L Data bus line 13 DB6 H/L Data bus line 14 DB7 H/L Data bus line 15 A +4.2V for BKL 16 K Power supply for BKL(0V) Display character address code: Display position DDRAM address DDRAM address DDRAM address DDRAM address 1 00 40 10 50 2 01 41 11 51 3 02 42 12 52 4 5 --------- 6 7 8 9 --- --- ----- --- ----- --- ----- --- --- 10 11 12 13 14 15 16 --0FH --4FH --1FH --5FH