This 8 input mulitplexer is used to select one of many possible bits to loaded into the Carry bit. These sources include the other status bits, the two input port pins, a complemented copy of the carry, and fixed high and low.

Schematic Drawing

OSU8: Simple 8-Bit Microprocessor Design; Paul Stoffregen
http://www.pjrc.com/tech/osu8/sch/my_mux8_psw.html
Last updated: February 24, 2005
Status: These pages are a work-in-progress
Comments, Suggestions: <paul@pjrc.com>