Interface Selection: to choose SPI or IIC interface through R3, R4, R5 For IIC communication, it is necessary to move the resistor on R4 to R3, and R5 is soldered with 0 ohm resistor.
SPI communication or I2C communication can be switched by configuring three resistors R3 R4 R5
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GND (power ground)\u003c\/li\u003e\n\u003cli\u003ePin 2 - VCC (power supply positive)\u003c\/li\u003e\n\u003cli\u003ePin 3 - SCL (clock line)\u003c\/li\u003e\n\u003cli\u003ePin 4 - SDA (data line)\u003c\/li\u003e\n\u003cli\u003ePin 5 - RES (reset line)\u003c\/li\u003e\n\u003cli\u003ePin 6 - DC (data \/ command)\u003c\/li\u003e\n\u003cli\u003ePin 7 - CS (chip select)\u003c\/li\u003e\n\u003cli\u003eInterface Selection: to choose SPI or IIC interface through R3, R4, R5 For IIC communication, it is necessary to move the resistor on R4 to R3, and R5 is soldered with 0 ohm resistor.\u003c\/li\u003e\n\u003cli\u003eSPI communication or I2C communication can be switched by configuring three resistors R3 R4 R5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003ePackage Contains: 1 pcs 2.42\" 12864 OLED Display Module IIC I2C SPI Serial White\/Blue\/Green\/Yellow\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e"}