OneBus V1.1 Bill of materials last edit 2021-07-06 IC1 SN75160 IC1 Socket DIP 20 IC2 SN75161 IC2 Socket DIP 20 IC3 7406 IC3 Socket DIP 14 R1 R1K R2 R1K R3 R1K R4 R1K C1 100nF C2 100nF C3 100nF CN1 Connector IEC-DIN 6 pins CN2 Connector IEC-DIN 6 pins CN3 Pin header 2.54 dual row 2x17 pins Angle 90 Deg CN4 IEEE488 connector 24 pins http://store.go4retro.com/ieee-488-connector/ CN5 Female connector 2.54 dual row 2x10 pins CN6 Female connector 2.54 dual row 2x17 pins CN7 Power connector DC jack 5.5mm/2.5mm CN8 Female connector 2.54 dual row 2x8 pins CN9 Female connector 2.54 dual row 2x15 pins PB1 Taster 3305B Push button angle 90 Deg (Reset button) JP1 Pin header 2.54 single Row 1x3 pins + jumper LS1 4 channels Level shifter converter 3.3V/5V LS2 4 channels Level shifter converter 3.3V/5V LS3 4 channels Level shifter converter 3.3V/5V LS4 4 channels Level shifter converter 3.3V/5V LS5 4 channels Level shifter converter 3.3V/5V LS6 4 channels Level shifter converter 3.3V/5V LS7 4 channels Level shifter converter 3.3V/5V LS8 4 channels Level shifter converter 3.3V/5V LS9 4 channels Level shifter converter 3.3V/5V 8 Female pin header single row 1x12 pins 2.54 for 8 level shifter 2 Female pin header single row 1x6 pins 2.54 for 1 level shifter 1 NUCLEO F767ZI Board Power supply DC 5V/2A Power supply with jack 5.5mm/2.5mm (center 5VDC - external GND) Place JP3 on the Nucleo board to VIN Place JP1 on the OneBus connector board to 5V ------------------------------------------------------------ OneBus display card V1.2 Bill of materials last edit 2021-08-16 ESP1 ESP8266-12F L1 Led 3.3mm red L2 Led 3.3mm green L3 Led 3.3mm yellow L4 Led 3.3mm blue R1 R270 R2 R270 R3 R270 R4 R270 PB1 Taster 3301B Push button PB2 Taster 3301B Push button PB3 Taster 3301B Push button Disp1 Oled I2C 1.3" display. Be mindful of the pin out. VDD GND SCK SDA JP1 Pin header 2.54 dual row 2x3 pins + jumper for TX and RX CN1 Pin header 2.54 dual row 2x15 pins CN2 Pin header 2.54 dual row 2x8 pins CN3 Pin header 2.54 dual row 2x10 pins CN4 Pin header 2.54 dual row 2x17 pins ------------------------------------------------------------ OneBus paddle V1.0 Bill of materials last edit 2021-09-07 IC1 MOS 6525A IC1 Socket DIP 40 IC2 PLA 251641-03 IC1 Socket DIP 28 C1 100nF C2 100nF R1 R2K2 CN1 Pin header 2.54 dual row 2x17 pins Flat cable 2x17 female connectors ------------------------------------------------------------ OneBus 1551 Adapter V1.0 Bill of materials last edit 2021-09-07 CN1 Female Pin header 2.54 single row 1x17 pins CN2 Pin header 2.54 dual row 2x17 pins Flat cable 2x17 female connectors