COM (Ternary Gate): Difference between revisions
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(Created page with "<big><b>Compare</b></big> == Uses == A tree of compares can calculate down if a register is negative, zero, or positive. This is done as part of the ALU Flags. I do not know yet if it is useful to Compare say two registers. == Truth Tables == <div class="tt"> <table class="tt"> <tr> <td class="tt_br tt_bb" colspan="2" rowspan="2">COM</td> <td colspan="3" class="tce"><b>B</b></td> </tr> <tr> <td class="tt_r tt_bb">-</td> <td class="tt_g tt_bb">0</td>...") |
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== Uses == | == Uses == | ||
A tree of compares can | A tree of compares can compute if a register is negative, zero, or positive. This is done as part of the ALU Flags. | ||
I do not know yet if | I do not know yet if this gate is useful to Compare say two registers. | ||
== Truth Tables == | == Truth Tables == | ||
Revision as of 03:57, 5 June 2024
Compare
Uses
A tree of compares can compute if a register is negative, zero, or positive. This is done as part of the ALU Flags.
I do not know yet if this gate is useful to Compare say two registers.
Truth Tables
| COM | B | |||
| - | 0 | + | ||
| A | - | - | - | - |
| 0 | - | 0 | + | |
| + | + | + | + | |
| A | B | Y |
| - | - | - |
| - | 0 | - |
| - | + | - |
| 0 | - | - |
| 0 | 0 | 0 |
| 0 | + | + |
| + | - | + |
| + | 0 | + |
| + | + | + |
