Difference between revisions of "SP0256-012"
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==Overview== | ==Overview== | ||
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| − | <tr><td>Clock Speed</td><td> | + | <tr><td>Clock Speed</td><td>1.6Mhz</td></tr> |
</table> | </table> | ||
Revision as of 22:18, 18 January 2005
Overview
| Clock Speed | 1.6Mhz |
General Behavior
TBD
Registers
| PC | 16-bit program counter |
| PAGE |
Instruction Set
| Range | Opcode |
|---|---|
| $00 | RTS |
| $01-$0F | SETPAGE |
| $10-$1F | LOADALL |
| $20-$2F | LOAD_2 |
| $30-$3F | SETMSB_3 |
| $40-$4F | LOAD_4 |
| $50-$5F | SETMSB_5 |
| $60-$6F | SETMSB_6 |
| $70-$7F | JMP |
| $80-$8F | SETMODE |
| $90-$9F | DELTA_9 |
| $A0-$AF | SETMSB_A |
| $B0-$BF | JSR |
| $C0-$CF | LOAD_C |
| $D0-$DF | DELTA_D |
| $E0-$EF | LOAD_E |
| $F0-$FF | PAUSE |
