DisplayBoard.rose
Last Edited by: Barth, April 25, 1985 9:44:57 pm PST
CELLTYPE "DisplayBoard"
PORTS [
Timing and housekeeping interface
PhA, nPhA, PhB, nPhB<BOOL,
Vdd, Gnd<BOOL,
Main memory interface
MHold, MnReset<BOOL,
MnRq0, MnRq1, MnRq2, MnRq3>BOOL,
MnGnt0, MnGnt1, MnGnt2, MnGnt3<BOOL,
MnNewRq>BOOL, -- Tristate
MnAdCycle=BOOL,
MTransport=INT[36],
MParity=BOOL,
MnShared=BOOL,
MnAbort>BOOL, -- Tristate
MnHousekeepingInProgress=BOOL,
MnError>BOOL, -- Tristate
MnDV=BOOL,
Serial debugging interface
DShift<BOOL,
DExecute<BOOL,
DSelectAdr<INT[12],
DDataIn<BOOL,
DDataOut>BOOL, -- Tristate
IO bus????
IOData=Int[64]
]
Expand
what goes here?
ENDCELLTYPE