4027 Dual J-K flip-flops with set and reset. +----------+ +---------------------------+ 1Q |1 +--+ 16| VCC | J | K |CLK|SET|RST| Q |/Q | /1Q |2 15| 2Q |---+---+---+---+---+---+---| 1CLK |3 14| /2Q | X | X | X | 1 | 1 | 1 | 1 | 1RST |4 13| 2CLK | X | X | X | 1 | 0 | 1 | 0 | 1K |5 4027 12| 2RST | X | X | X | 0 | 1 | 0 | 1 | 1J |6 11| 2K | 0 | 0 | / | 0 | 0 | - | - | 1SET |7 10| 2J | 0 | 1 | / | 0 | 0 | 0 | 1 | GND |8 9| 2SET | 1 | 0 | / | 0 | 0 | 1 | 0 | +----------+ | 1 | 1 | / | 0 | 0 |/Q | Q | | X | X |!/ | 0 | 0 | - | - | +---------------------------+ [This information is part of the GIICM]