BO LYMIN BO12832A Feature 1. COG package 2. Built-in controller PCF8531 3. +5V power supply 4. 1/32 duty cycle 5. Option: LED 6. Serial interface Mechanical Data Item Standard Value Module Dimension 82.0 x 34.0 Viewing Area 79.0 x 24.2 Dot Size 0.53 x 0.59 Dot Pitch 0.57 x 0.63 Pin Assignment Pin Symbol 1 Vlcd 2 /RESET 3 Vdd 4 SDA 5 Vss 6 SCL Unit mm mm mm mm Electronic Characteristics Function LCD Power supply Reset signal Power supply for logic Serial data input Power supply logic GND Serial colock line input Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V Supply Current Idd Vdd = +5V 0.5 mA LCD Driving 6.0 Vdd-Vo V 25 oC Voltage Item Dimension 82 79.0(VA) 2.7 8.0±0.5 1 36.0 P2.0*5=10 C17 C1 C16 DISPLAY34*128 PIXEL 8 128 16 PCF8531 VDD VSS VLCD SCL SDA RES C32 16 PIN NO. SYMBOL 1 VLCD 2 RES 3 VDD 4 SDA 5 VSS 6 SCL 0.53 0.04 DOT SIZE SCALE 5/1 0.59 0.04 1 6 2 7.3 0.5 REAR FRONT 26.7 34.0 24.2(VA) 10MAX 128*32 DOTS 20.12(AA) 0.5 3.29 72.92(AA) 4.54 1.25 1.5