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  • Using software I2C seems to work with b6/b7

    var i = new I2C();
    i.setup({scl:B6, sda:B7});   
    // PCF8574AT based IO expanders default to address 0x3F
    var lcd = require("HD44780").connectI2C(i);      
    lcd.print("Hello World!");

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    • IMG_20201005_165911.jpg

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