DSP Emulator v0.21WIP1 (2022/08/01) is released. DSP Emulator is a new version of the ZX SPECTRUM +3, ZX Spectrum 128, ZX Spectrum 48, Arcade, Amstrad CPC 464, NES and Game Boy emulator.

DSP Emulator Changelog:
-General
+Z80 CTC: converted to class
+Added close function to many devices
+Sound: Make internal sound buffer bigger
+CPU
-M6809: Added opcodes $01, $29 and $1X2e
-M680X:
+ Added opcodes $47,$c2,$c9,$d9,$f0 and $fb
+ Opcode $f3 is not for M6808
-Senjyo HW
+Update driver to new CTC
+Senjyo: Fixed ROMs export size (thanks to okurka)
-MCR HW
+Tapper: added driver with sound
-Williams HW
+Fixed sound
+Joust: added driver with sound
+Robotron: added driver with sound
+Stargate: added driver with sound

Download: DSP Emulator v0.21WIP1 (2022/08/01)
Source: Here