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₨650
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– Using CMOS technology – Display mode (6-Digit 8 Segment), support a total of positive digital tube output – Key scan (8X2bit), enhanced anti-jamming key recognition circuit – Gray scale adjustment circuit (duty cycle 8 adjustable) – Two-wire serial interface (CLK, DIO)
he PWM driver board uses the I2C method, so only four lines can be connected to the Arduino device: “Classic” Arduino pin mode: + 5v -> VCC GND -> GND Analog 4 -> SDA Analog 5 -> SCL Old Mega pin way: + 5v -> VCC GND -> GND Digital 20 -> SDA Digital 21 -> SCL
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