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SP0256 Instruction Set

198 bytes added, 21:49, 19 December 2010
* [[SP0256 Allophones]]
* [[SP0256 Pin-Outs]]
* [[SP0256 on Printer Port (DIY)]]
== Memory ==
1110b JUMP Jump to 12-bit PAGE-Relative Address
1111b PAUSE Silent Pause
Each opcode starts with a 4bit parameter field, followed by the 4bit opcode number, eventually followed by further Nbit parameter(s).
== Opcodes ==
When updating filter coefficients with a delta-update, the microsequencer performs plain 2s-complement arithmetic on the 8-bit value in the coefficient register file. No attention is paid to the format of the register.
[[Category:Music and sound]]
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