function b(c,e,d){this.r=e;this.w=d;if(51!=this.r(a.WHO_AM_I,1)[0])throw Error("WHO_AM_I incorrect");this.w(a.CTRL1,39);this.w(a.CTRL4,136)}var a={WHO_AM_I:15,OUTX_L:40,CTRL1:32,CTRL3:34,CTRL4:35,TEMPCFG:31};b.prototype.off=function(){this.w(a.CTRL1,0)};b.prototype.read=function(){var c=new DataView(this.r(a.OUTX_L,6).buffer);return{x:c.getInt16(0,1)/16384,y:c.getInt16(2,1)/16384,z:c.getInt16(4,1)/16384}};exports.LIS3DH=b;exports.connectI2C=function(c,a){var d=a&&a.addr||25;return new b(a,
function(a,b){c.writeTo(d,a|128);return c.readFrom(d,b)},function(a,b){c.writeTo(d,[a,b])})}