PAL16R4 PAT1029 X36 SCC RECOVERY TIME CHECKER 1985-03-01/\L CLK RST' CEWI' PCLK DRD' DWR' SCC' DMRQ' BGA' GND OE' 85WR' 85RD' C0' C1' C2' IOE' AS' CEWO' VCC IF(VCC) /85RD' = /BGA'*/DRD'*C0'*C1'*C2' + BGA'*/DRD' + /RST' IF(VCC) /85WR' = /BGA'*/DWR'*C0'*C1'*C2' + BGA'*/DWR' + /RST' /IOE' := /PCLK*/IOE' + PCLK*/SCC'*/C0'*/C1'*/C2' + PCLK*/SCC'* C0'* C1'* C2' + PCLK* SCC' /C2' := PCLK*/C2' + /PCLK*DRD'*DWR'*BGA'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*SCC'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*/C0'*/C1'* C2' ;SET + /PCLK* C0'*/C2' ;HOLD + /PCLK* C1'*/C2' ;HOLD /C1' := PCLK*/C1' + /PCLK*DRD'*DWR'*BGA'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*SCC'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*/C0'* C1' ;TOGGLE + /PCLK* C0'*/C1' ;HOLD /C0' := PCLK*/C0' + /PCLK*DRD'*DWR'*BGA'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*DRD'*DWR'* C0' ;TOGGLE + /PCLK*SCC'*/C0'*/C1'*/C2' ;HOLD7, LOAD0 + /PCLK*SCC'* C0' ;TOGGLE + /PCLK*/C1'* C0' ;TOGGLE + /PCLK*/C2'* C0' ;TOGGLE IF(/BGA') /AS' = /DMRQ' IF(VCC) /CEWO' = /CEWI' + /BGA'*/SCC'*/C0' + /BGA'*/SCC'*/C1' + /BGA'*/SCC'*/C2' FUNCTION TABLE: CLK PCLK OE' RST' DRD' DWR' SCC' BGA' DMRQ' CEWI' CEWO' AS' 85WR' 85RD' IOE' C2' C1' C0' ; D C C 88 ; P RDD S BM E E 55 I ;CC O SRW C GR W W A WR O CCC ;LL E TDR C AQ I O S RD E 210 ;KK ' ''' ' '' ' ' ' '' ' ''' ------------------------------ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL H LHH H HH H H Z LL Z ZZZ CL L HHH H HH H H Z HH L LLL ; SCC WRITE CYCLE CH L HHH L HH H H Z HH L LLL CL L HHH L HH H H Z HH L LLL CH L HHL L HH H H Z LH L LLL CL L HHL L HH H H Z LH L HHH CH L HHL L HH H H Z LH L HHH CL L HHL L HH H H Z LH L HHH CH L HHH L HH H H Z HH L HHH CL L HHH L HH H H Z HH L HHL ; DMA SCC READ CYCLE CH L HHH H LH H H H HH L HHL CL L HHH H LH H H H HH L HLH CH L HHH H LH H H H HH L HLH CL L HHH H LH H H H HH L HLL CH L HHH H LH H H H HH L HLL CL L HHH H LH H H H HH L LHH CH L HHH X LH H X H HH X LHH CL L HLH L LH H L H HH X LHL CH L HLH L LH H L H HH H LHL CL L HLH L LH H L H HH H LLH CH L HLH L LH H L H HH H LLH CL L HLH L LH H L H HH H LLL CH L HLH L LH H L H HH L LLL CL L HLH L LH H H H HL L HHH CH L HLH L LH H H H HL L HHH CL L HLH L LH H H H HL L HHH CH L HLH L LH H H H HL L HHH CL L HHH L LH H L H HH L HHL ; DMA MEMORY CYCLE CH L HHH X LH H L H HH X HHL CL L HHL H LL X X L HH X HLH CH L HHL H LL L L L HH L HLH CL L HHL H LL X X L HH L HLL CH L HHL H LL H H L HH L HLL CL L HHL H LL H H L HH L LHH CH L HHL H LL H H L HH L LHH CL L HHH H LL H H L HH L LHL CH L HHH H XH H H X HH L LHL CL L HHH H HH H H Z HH L LLH CH L HHH H HH H H Z HH L LLH CL L HHH H HH H H Z HH L LLL ; DMA MEMORY CYCLE CH L HHH H LH H H H HH L LLL CL L HHH H LH H H H HH L LLL CH L HHH H LH H H H HH L LLL CL L HHH H LH H H H HH L LLL CH L HHH H LH H H H HH L LLL CL L HHH H LH H H H HH L LLL CH L HHH H LH H H H HH L LLL CL L HLH H LL X X L HH L LLL CH L HLH H LL H H L HH L LLL CL L HLH H LL H H L HH L LLL CH L HLH H LL H H L HH L LLL CL L HHH H LL H H L HH L LLL ; DMA SCC WRITE CYCLE CH L HHH X LH H X H HH L LLL CL L HHL L LH H H H LH L HHH CH L HHL L LH H H H LH L HHH CL L HHL L LH H H H LH L HHH CH L HHL L LH H H H LH L HHH CL L HHH L LH H L H HH L HHL CH L HHH X XH H X X HH X HHL CL L HHH H HH H H Z HH X HLH ; SCC READ CYCLE CH L HHH L HH H H Z HH H HLH CL L HHH L HH H H Z HH H HLL CH L HHH L HH H H Z HH H HLL CL L HHH L HH H H Z HH H LHH CH L HHH L HH H H Z HH H LHH CL L HHH L HH H H Z HH H LHL CH L HHH L HH H H Z HH H LHL CL L HHH L HH H H Z HH H LLH CH L HHH L HH H H Z HH H LLH CL L HHH L HH H H Z HH H LLL CH L HHH L HH H H Z HH L LLL CL L HHH L HH H H Z HH L LLL CH L HLH L HH H H Z HL L LLL CL L HLH L HH H H Z HL L HHH CH L HLH L HH H H Z HL L HHH CL L HLH L HH H H Z HL L HHH CH L HHH X HH H H Z HH L HHH CL L HHH H HH H H Z HH L HHL ------------------------------ DESCRIPTION: