"E97" Handbook: INSTRUCTION SET |
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Table ¹ 1:
Double address instructions
Binary modifier codes for jump and branch instructions
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0000 -- return from subroutine |
0100 -- Z = 0 (<>0) |
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0001 -- unconditional jump or branch |
0101 -- Z = 1 (=0) |
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0010 -- N = 0 (>=0) |
0110 -- Z = 1 or N = 1 (<=0) |
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0011 -- N = 1 (<0) |
0111 -- Z = 0 and N = 0 (>0) |
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Table ¹ 2:
Single-address instructions
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