... Miniature Size, aluminum enclosure stepper motor controllerintegrated miniature stepper controller with RS232 interface (UIM24104/24108)UIM24104/24108 are ... miniature, intelligent stepper controller using the RS232 protocol for communicating with user devices ... max 115200 bps, automatic host Baud Rate detecting12-40VDC supply, max 4A/8A adjustable current, 1-16 micro ...