NEO-F0
MVS specific chip.
Handles the UPD4990 calendar access, dipswitches, cab switches (test, service...), coin counters, LED marquee outputs and slot selection signals for multi-slot boards.
Pinout
OpenOffice Draw file: File:Neo-f0.odg
- A4~A7: 68k address bus
- D0~D7: 68k data bus
- 4990: uPD4990 RTC interface
- DATA0~DATA7: LED marquee latch data
- SLOT*: /CS for multislot boards ?
- DIP00~DIP07: Dipswitch inputs
MV1F:
- IN00: Ground
- IN01: Test switch
- IN300: P1 Coin switch
- IN301: P2 Coin switch
- IN302: Service switch
- IN303/IN304: VCC