Mac OS 10.8.5 build 12E55
MacMiner 1.3.12
USB ASIC Sapphire.
in pool settings, put my bitcoin addy, and a stratum pool, with worker. didn't do anything on lite coin
in miner settings i used "-S /dev/cu.SLAB_USBtoUART" (no quotes)
and checked the box to disable gpu everything else un-touched.
http://imgur.com/a/dBi8nFirst screen shot after config
2nd startup
3rd running a few minutes
4th running a little more.
5th includes mining history.
Mining history.. 24hrs ago running cgminer in bootcamp
first drop to 0 a reboot into mac
2nd drop to 0 Mac miner paused due to full hdd while I was afk
spike after 2nd drop is running with out mac miner active.
3rd drop is a reboot.
currently running from a fresh startup, in a fresh guest account (everything deleted after log out) only things opened were macminer, activity monitor, and safari.
going to sleep soon.