Difference between revisions of "SP0256-012"
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<table border> | <table border> | ||
<tr><th>Range</th><th>Opcode</th></tr> | <tr><th>Range</th><th>Opcode</th></tr> | ||
− | <tr><td>$00</td><td>[[RTS]]</td></tr> | + | <tr><td>$00 </td><td>[[SP0256 RTS|RTS]]</td></tr> |
− | + | <tr><td>$01-$0F</td><td>[[SP0256 SETPAGE|SETPAGE]]</td></tr> | |
− | <tr><td>$01-$0F</td><td>[[SETPAGE]]</td></tr> | + | <tr><td>$10-$1F</td><td>[[SP0256 LOADALL|LOADALL]]</td></tr> |
− | + | <tr><td>$20-$2F</td><td>[[SP0256 LOAD_2|LOAD_2]]</td></tr> | |
− | <tr><td>$10-$1F</td><td>[[LOADALL]]</td></tr> | + | <tr><td>$30-$3F</td><td>[[SP0256 SETMSB_3|SETMSB_3]]</td></tr> |
− | + | <tr><td>$40-$4F</td><td>[[SP0256 LOAD_4|LOAD_4]]</td></tr> | |
− | <tr><td>$20-$2F</td><td>[[LOAD_2]]</td></tr> | + | <tr><td>$50-$5F</td><td>[[SP0256 SETMSB_5|SETMSB_5]]</td></tr> |
− | + | <tr><td>$60-$6F</td><td>[[SP0256 SETMSB_6|SETMSB_6]]</td></tr> | |
− | <tr><td>$30-$3F</td><td>[[SETMSB_3]]</td></tr> | + | <tr><td>$70-$7F</td><td>[[SP0256 JMP|JMP]]</td></tr> |
− | + | <tr><td>$80-$8F</td><td>[[SP0256 SETMODE|SETMODE]]</td></tr> | |
− | <tr><td>$40-$4F</td><td>[[LOAD_4]]</td></tr> | + | <tr><td>$90-$9F</td><td>[[SP0256 DELTA_9|DELTA_9]]</td></tr> |
− | + | <tr><td>$A0-$AF</td><td>[[SP0256 SETMSB_A|SETMSB_A]]</td></tr> | |
− | <tr><td>$50-$5F</td><td>[[SETMSB_5]]</td></tr> | + | <tr><td>$B0-$BF</td><td>[[SP0256 JSR|JSR]]</td></tr> |
− | + | <tr><td>$C0-$CF</td><td>[[SP0256 LOAD_C|LOAD_C]]</td></tr> | |
− | <tr><td>$60-$6F</td><td>[[SETMSB_6]]</td></tr> | + | <tr><td>$D0-$DF</td><td>[[SP0256 DELTA_D|DELTA_D]]</td></tr> |
− | + | <tr><td>$E0-$EF</td><td>[[SP0256 LOAD_E|LOAD_E]]</td></tr> | |
− | <tr><td>$70-$7F</td><td>[[JMP]]</td></tr> | + | <tr><td>$F0-$FF</td><td>[[SP0256 PAUSE|PAUSE]]</td></tr> |
− | |||
− | <tr><td>$80-$8F</td><td>[[SETMODE]]</td></tr> | ||
− | |||
− | <tr><td>$90-$9F</td><td>[[DELTA_9]]</td></tr> | ||
− | |||
− | <tr><td>$A0-$AF</td><td>[[SETMSB_A]]</td></tr> | ||
− | |||
− | <tr><td>$B0-$BF</td><td>[[JSR]]</td></tr> | ||
− | |||
− | <tr><td>$C0-$CF</td><td>[[LOAD_C]]</td></tr> | ||
− | |||
− | <tr><td>$D0-$DF</td><td>[[DELTA_D]]</td></tr> | ||
− | |||
− | <tr><td>$E0-$EF</td><td>[[LOAD_E]]</td></tr> | ||
− | |||
− | <tr><td>$F0-$FF</td><td>[[PAUSE]]</td></tr> | ||
− | |||
</table> | </table> |
Revision as of 22:42, 18 January 2005
Overview
Clock Speed | 1.6Mhz |
General Behavior
TBD
Registers
PC | 16-bit program counter |
PAGE | 4-bit address extension register |
MODE | 2-bit precision select, register-set select |
RPT PFX | 2-bit repeat count prefix |
STACK | 16-bit 1-deep address stack |
COMMAND | 8-bit pending command from ALD |
B0 | Stage 0 Bandwidth Coefficient |
B1 | Stage 1 Bandwidth Coefficient |
B2 | Stage 2 Bandwidth Coefficient |
B3 | Stage 3 Bandwidth Coefficient |
B4 | Stage 4 Bandwidth Coefficient |
B5 | Stage 5 Bandwidth Coefficient |
F0 | Stage 0 Frequency Coefficient |
F1 | Stage 1 Frequency Coefficient |
F2 | Stage 2 Frequency Coefficient |
F3 | Stage 3 Frequency Coefficient |
F4 | Stage 4 Frequency Coefficient |
F5 | Stage 5 Frequency Coefficient |
A | Amplitude Register |
P | Pitch Register |
AI | Amplitude Interpolation Register |
PI | Pitch Interpolation Register |
RPT | 6-bit Repeat Count |
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 |