<ahref='http://web.cba.mit.edu/sam/kiri/doc/loadcell.html'>1 DOF Magnetic Load cell</a>
<imgsrc='prior/as5011-loadcell.jpg'width=40%>
<ahref='https://sensing.honeywell.com/hallbook.pdf'>Honeywell Hall Effect Handbook</a>
<ahref='as5013-test'>as5013-test/</a> contains pcb source files for a board to evaluate 3d tracking using the AS5013 (nominally an 8-bit 2-axis device). This IC contains an array of 5 hall effect elements for measuring $B_z$, sampled to 12-bits internally with these raw values available over I2C.