BL12832D 1. 2. 3. 4. 5. 6. OLED display 128 x 32 dots Built-in controller SPD1307 +3.3 V power supply 1/32 duty cycle Color: white Interface: SPI, I2C Sunlight Readable Module Dimension 40 x 11.5 Viewing Area 24.38 x 7.58 Dot Size 0.155 x 0.155 Dot Pitch 0.175 x 0.175 Pin Symbol VCC 1 2 VLSS VDD 3 CS# 4 5 RES# D/C# 6 D0 D1 D2 IREF 7 8 9 10 11 VCOMH VCC BS1 VSS 12 13 14 mm mm mm mm Function Typical Item Symbol Condition Value Unit Input Voltage Vdd Vdd = +3.3V 3.3(Typ.) V Supply Current Idd Vdd = +3.3V 12.5(Max.) mA Pixel Brightness Lu Vdd = +3.3V 300 cd/m2 Power supply for panel driving voltage Ground pin. It should be connected to VSS externally. Power supply for logic circuit. Chip select input. Reset signal input. This is Data/Command control pin. In I2C mode, this pin acts as SA0 for slave address selection. SPI : Serial clock input (SCLK). I2C: NC SPI: Serial data input(SDIN). I2C: Data input/output (SDA) SPI: NC. I2C: Clock input (SCL) Reference current input pin. A resistor should be connected between this pin and VSS. Com Voltage Output. A capacitor should be connected between this pin and VSS. Power supply for panel driving voltage. MCU bus interface selection pin. Ground pin. * Contrast setting:0X75,Color: white ,Pixel all on 0.02 0.175 30±0.2 25.6±0.2 (AG Polarizer) 0.155 24.38(V/A) P0.175x128-0.02=22.38(A/A) 1 0.3±0.03 BL-7 Connector:I-PEX 20397-014E Double-sided side 3.92 Max. 0.5 0.5±0.07 W=0.35±0.03 Pin1 Contact side 1.5 Max. (Seal ,Black) 1.21±0.15(w/o Handler) 128x32 Dots (0.91") 26.08±0.2 (Cover Glass) AG Polarizer T=0.19mm 7.5±0.07 7.58(V/A) 5.58(A/A) 11.5±0.2 10.5±0.2(AG Pol.) 14 (2.96) (1.96) (0.5) Handler 15x5x0.15mm SPSM25Z7A(Silver) 7x8x0.05 P0.5(14-1)=6.5±0.05 (1) (2) 10±0.5 0.02 (0.5) (Sea eall Cover IIC,Black) Stiffener:PI (2.2) (8.26) (32.15) R0 .5 M in. 0.175