P3 = 74LS32
P4 = 74LS373
P5 = 6116 RAM HM6116P-4 (2k2K*8 static RAM)
P6 = 2003
P7 = 8039H CPU NEC uPD8039LC (MCS-48 family of 8-bit microcontrollers, on-chip oscillator, 2 8-bit timers8bit CPU, 27 iI/o ports and O Lines, 128 bytes of RAM. Requires external , 2048 bytes ROM to operate) P8 = 2732 ROM EPROM (8DE-1)
P9 = 7404
P10 = 74LS74