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muloctreg.pal
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1991-01-12
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111 lines
PAL20X8 PAL DESIGN SPECIFICATION
74LS380 BIRKNER/KAZMI/BLASCO 02/16/81
MULTIFUNCTION OCTAL REGISTER
MMI SUNNYVALE, CALIFORNIA
CLK /LD D0 D1 D2 D3 D4 D5 D6 D7 POL GND
/OC /PR Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 /CLR VCC
;pinlist 1 to 24 must start in line 5
;equations go here
/Q0 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q0 ;HOLD
:+: /CLR*/PR* LD* POL*/D0 ;LOAD D0 (TRUE)
+ /CLR*/PR* LD*/POL* D0 ;LOAD /D0 (COMP)
/Q1 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q1 ;HOLD
:+: /CLR*/PR* LD* POL*/D1 ;LOAD D1 (TRUE)
+ /CLR*/PR* LD*/POL* D1 ;LOAD /D1 (COMP)
/Q2 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q2 ;HOLD
:+: /CLR*/PR* LD* POL*/D2 ;LOAD D2 (TRUE)
+ /CLR*/PR* LD*/POL* D2 ;LOAD /D2 (COMP)
/Q3 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q3 ;HOLD
:+: /CLR*/PR* LD* POL*/D3 ;LOAD D3 (TRUE)
+ /CLR*/PR* LD*/POL* D3 ;LOAD /D3 (COMP)
/Q4 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q4 ;HOLD
:+: /CLR*/PR* LD* POL*/D4 ;LOAD D4 (TRUE)
+ /CLR*/PR* LD*/POL* D4 ;LOAD /D4 (COMP)
/Q5 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q5 ;HOLD
:+: /CLR*/PR* LD* POL*/D5 ;LOAD D5 (TRUE)
+ /CLR*/PR* LD*/POL* D5 ;LOAD /D5 (COMP)
/Q6 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q6 ;HOLD
:+: /CLR*/PR* LD* POL*/D6 ;LOAD D6 (TRUE)
+ /CLR*/PR* LD*/POL* D6 ;LOAD /D6 (COMP)
/Q7 := CLR ;CLEAR
+ /CLR*/PR*/LD*/Q7 ;HOLD
:+: /CLR*/PR* LD* POL*/D7 ;LOAD D7 (TRUE)
+ /CLR*/PR* LD*/POL* D7 ;LOAD /D7 (COMP)
; function table vectors go here
FUNCTION TABLE
D7 D6 D5 D4 D3 D2 D1 D0 /CLR /PR /LD POL CLK /OC Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0
;function table pin list
; INPUTS CONTROL OUTPUTS COMMENTS
; D7----D0 /CLR /PR /LD POL CLK /OC Q7----Q0
-------------------------------------------------------------------------
;CLEAR AND PRESET TESTS
HHHHHHHH L L L H C L LLLLLLLL CLEAR
LLLLLLLL H L L H C L HHHHHHHH PRESET
LLLLLLLL L L L L C L LLLLLLLL CLEAR
HHHHHHHH H L L L C L HHHHHHHH PRESET
;LOAD DATA - WALKING ZEROS (TRUE DATA)
HHHHHHHL H H L H C L HHHHHHHL LOAD HEX (FE)
HHHHHHLH H H L H C L HHHHHHLH LOAD HEX (FD)
HHHHHLHH H H L H C L HHHHHLHH LOAD HEX (FB)
HHHHLHHH H H L H C L HHHHLHHH LOAD HEX (F7)
HHHLHHHH H H L H C L HHHLHHHH LOAD HEX (EF)
HHLHHHHH H H L H C L HHLHHHHH LOAD HEX (DF)
HLHHHHHH H H L H C L HLHHHHHH LOAD HEX (BF)
LHHHHHHH H H L H C L LHHHHHHH LOAD HEX (7F)
HHHHHHHH H H L H C L HHHHHHHH LOAD HEX (FF)
;LOAD DATA - WALKING ONES (TRUE DATA)
LLLLLLLH H H L H C L LLLLLLLH LOAD HEX (01)
LLLLLLHL H H L H C L LLLLLLHL LOAD HEX (02)
LLLLLHLL H H L H C L LLLLLHLL LOAD HEX (04)
LLLLHLLL H H L H C L LLLLHLLL LOAD HEX (08)
LLLHLLLL H H L H C L LLLHLLLL LOAD HEX (10)
LLHLLLLL H H L H C L LLHLLLLL LOAD HEX (20)
LHLLLLLL H H L H C L LHLLLLLL LOAD HEX (40)
HLLLLLLL H H L H C L HLLLLLLL LOAD HEX (80)
LLLLLLLL H H L H C L LLLLLLLL LOAD HEX (00)
;LOAD DATA - WALKING ONES (COMP DATA) WITH HOLD TESTS
LLLLLLLL H H H L C L LLLLLLLL HOLD
LLLLLLLL H H L L C L HHHHHHHH LOAD HEX (00)
LLLLLLLL H H H H C L HHHHHHHH HOLD
LLLLLLLH H H L L C L HHHHHHHL LOAD HEX (01)
LLLLLLLL H H H L C L HHHHHHHL HOLD
LLLLLLHL H H L L C L HHHHHHLH LOAD HEX (02)
HHHHHHHH H H H H C L HHHHHHLH HOLD
LLLLLHLL H H L L C L HHHHHLHH LOAD HEX (03)
LLLLLLLL H H H L C L HHHHHLHH HOLD
LLLLHLLL H H L L C L HHHHLHHH LOAD HEX (80)
HHHHHHHH H H H H C L HHHHLHHH HOLD
LLLHLLLL H H L L C L HHHLHHHH LOAD HEX (10)
LLLLLLLL H H H L C L HHHLHHHH HOLD
LLHLLLLL H H L L C L HHLHHHHH LOAD HEX (20)
HHHHHHHH H H H H C L HHLHHHHH HOLD
LHLLLLLL H H L L C L HLHHHHHH LOAD HEX (40)
LLLLLLLL H H H L C L HLHHHHHH HOLD
HLLLLLLL H H L L C L LHHHHHHH LOAD HEX (80)
HHHHHHHH H H H H C L LHHHHHHH HOLD
LLLLLLLL H H L L C L HHHHHHHH LOAD HEX (00)
XXXXXXXX X X X X X H ZZZZZZZZ TEST HI-Z
-------------------------------------------------------------------------
DESCRIPTION