xschem/xschem_library/rom8k/stimuli.rom8k

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750 B
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unit n
voltage VCC
slope 0.2
format hspice
buswidth LDA 13 [ ]
buswidth LDSALDEL 2 [ ]
buswidth LDPRECHDEL 2 [ ]
param tck 16
param tah 2.5
param tas 2.5
alias cycle add en oe
set LDEN en
set LDOE oe
set LDA add
s tas
set LDCP 1
s tah
set LDEN 0
set LDA 0000
s tck/2-tah
set LDCP 0
s tck/2-tas
endalias
beginfile stimuli_rom8k.cir
set VCC 0
set LDCP 0
set LDA 0000
set LDEN 0
s tck-0.1
set VCC 1
s 100
s tck-tas
; add en oe
;=====================
cycle 0000 1 1
cycle 0011 1 1
cycle 0022 1 1
cycle 0033 1 1
cycle 0044 1 1
cycle 0055 1 1
cycle 0066 1 1
cycle 0107 1 1
cycle 0077 1 1
cycle 0088 1 1
cycle 0099 1 1
cycle 00aa 1 1
cycle 00bb 1 1
cycle 00cc 1 1
cycle 00dd 1 1
cycle 00ee 1 1
cycle 0000 0 0
endfile