Die shot of Rockwell R65001EAB3 with R1099-30 as the second line in markings. R65001EAB3 is pin-compatible emulator device for R6500/1 one-chip microcomputer with R6502 CPU and it has socket for ROM chip on its DIP package.
<a href="//commons.wikimedia.org/wiki/User:Birdman86" title="User:Birdman86">Pauli Rautakorpi</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>