please name the i2c devices you have tested or using

BH1750 Light Sensor

• not sure about pullups so I tried it without any
  
• BH1750FVI from ebay
  
• on ESP 12F
  

• D4 - SDA and D5 - SCL

  I2C1.setup({sda:D4,scl:D5});
  var bh=require("BH1750").connect(I2C1);
  bh.start(3);
  bh.read();
  

no probs