+---+--+---+ P1 |1 +--+ 16| VCC Q1 |2 15| P0 Q0 |3 14| RST DOWN |4 74 13| /BORROW UP |5 192 12| /CARRY Q2 |6 11| /LOAD Q3 |7 10| P2 GND |8 9| P3 +----------+
+---+--+---+ P1 |1 +--+ 16| VCC Q1 |2 15| P0 Q0 |3 14| RST DOWN |4 74 13| /BORROW UP |5 192 12| /CARRY Q2 |6 11| /LOAD Q3 |7 10| P2 GND |8 9| P3 +----------+