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+==== Multimode ====
+In addition to the outdated sysex documentation, at least in firmware 1.15, a protocol for the multimode is implemented
+^ Label ^ Value ^ Description   ^
+| MULR  | 01h   | Multi Request |
+| MULD  | 11h   | Multi Dump    |
+==== User Wavetables ====
+^ Label ^ Value ^ Description    ^
+| WTBD  | 12h   | Wavetable Dump |
+A wavetable dump is used to transfer wavetable data to the Blofeld. Each wavetable is transferred as 64 consecutive wave dumps.
+^ WT ^ WN     ^ Location                  ^
+| 50 | 00..3F | Wavetable 80, Wave 1..64  |
+| 76 | 00..3F | Wavetable 118, Wave 1..64 |
+==== Sample Code ====
+Convert a 21 bit signed integer (provided in three 7-bit characters) into a 32 bit signed integer
+http://stackoverflow.com/questions/11704309/how-to-build-a-negative-32-bit-integer-from-bytes-without-a-range-check-error
+            uint32 sample =
+            (sysex[kWavetableDataOffset + index * 3 + 0] << 14) |
+            (sysex[kWavetableDataOffset + index * 3 + 1] << 7) |
+            (sysex[kWavetableDataOffset + index * 3 + 2] << 0);
+            if (sample &  0x00100000) {
+                sample |= 0xfff00000;
+            }
+            curWavetable.data[wave][index] = (int)sample;