NEO-F0: Difference between revisions
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{{ChipInfo | |||
|picture=mvs_f0.jpg | |||
|pkg=QFP64R | |||
|manu=fujitsu | |||
|date=1991 ? | |||
|gates= | |||
|used_on={{PCB|MV1FZS}} {{PCB|MV1-1}} ... | |||
}} | |||
MVS specific chip. | MVS specific chip. | ||
* [[RTC]] interface | |||
* [[Hardware DIPs]] and cab switches reading | |||
* [[Coin counter]]s interface | |||
* LEDs and [[marquee]] outputs | |||
* Slot selection for multi-slot boards | |||
{{Sig|SYSTEMB|SYSTEMB}} is used to gate the SLOT* outputs. | Note: {{Sig|SYSTEMB|SYSTEMB}} is used to gate the SLOT* outputs. | ||
=Pinout= | =Pinout= | ||
{{Pinout|NEO-F0|640px}} | |||
=Signals= | |||
==CPU== | |||
*A4~A7: [[68k]] address bus | *A4~A7: [[68k]] address bus | ||
*D0~D7: 68k data bus | *D0~D7: 68k data bus | ||
==RTC== | |||
4990*: [[uPD4990]] RTC interface | |||
IN3 {{Sig|DIPRD1|DIPRD1}}: Output IN300~IN304 to D0~D4 and CALTP/CALDOUT to D6/D7 (read $320001). D5 is IN00 ? | |||
==I/O== | |||
{{Sig|DIPRD0|DIPRD0}}: Output to D0~D7 depending on state of A7: | |||
* A7 low: output dipswitch states DIP00~DIP07 (read $300001) | |||
* A7 high: output IN01 to D7 (test switch) and TYPE to D6 (read $300081) | |||
==Slot select== | |||
*SLOTA~SLOTC: binary slot selection | *SLOTA~SLOTC: binary slot selection | ||
*SLOT0~SLOT5: decoded slot selection (active low) | *SLOT0~SLOT5: decoded slot selection (active low) | ||
=Connections= | |||
MV1F: | MV1F: | ||
*IN00: Ground | *IN00: Ground | ||
Latest revision as of 10:50, 18 November 2018
| |
| Package | QFP64R |
| Manufacturer | 
|
| First use | 1991 ? |
| Used on | MV1FZS MV1-1 ... |
MVS specific chip.
- RTC interface
- Hardware DIPs and cab switches reading
- Coin counters interface
- LEDs and marquee outputs
- Slot selection for multi-slot boards
Note: SYSTEMB is used to gate the SLOT* outputs.
Pinout
Signals
CPU
- A4~A7: 68k address bus
- D0~D7: 68k data bus
RTC
4990*: uPD4990 RTC interface
IN3 DIPRD1: Output IN300~IN304 to D0~D4 and CALTP/CALDOUT to D6/D7 (read $320001). D5 is IN00 ?
I/O
DIPRD0: Output to D0~D7 depending on state of A7:
- A7 low: output dipswitch states DIP00~DIP07 (read $300001)
- A7 high: output IN01 to D7 (test switch) and TYPE to D6 (read $300081)
Slot select
- SLOTA~SLOTC: binary slot selection
- SLOT0~SLOT5: decoded slot selection (active low)
Connections
MV1F:
- IN00: Ground
- IN01: Test switch
- IN300: P1 Coin switch
- IN301: P2 Coin switch
- IN302: Service switch
- IN303/IN304: VCC
MV2B:
- IN303: NEO-E0 H6 50 (BNK0)
- IN304: 3 of PRO-C0, NEO-E0 H6 48