An open collector/open drain is a common type of output found on many integrated circuits (IC) . Instead of outputting a signal of a specific voltage or current, the output signal is applied to the base of an internal NPN transistor whose collector is externalized (open) on a pin of the IC.
There were two categories for clothing in the Han Dynasty. They were either the Shenyi (or long coat developed in the Western Han Dynasty) or the Yijin (which makes up the front of the jacket/gown and can be made up of one or two pieces). Itâs been said though that a few people wore the Shenyi during the Eastern Han Dynasty.
Quick Answer. Ancient Egyptian farmers wore loin cloths made of linen, crafted from softened and beaten flax fibers that were spun into thread. Sandals were only worn for special occasions or when feet needed protection. The poor used papyrus or palm fronds to make sandals, while the rich wore sandals of leather.