DSP Emulator v0.20WIP1 (2021/05/31) 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
+CPU
-UPD78XX
+Added sub CPU 7801
+Added many opcodes, and fix others
-Sega Master System
+Fixed IRQ in SMS video mode (Fixes 'Nemesis', 'The Simpsons - Bart vs. the Space Mutants', etc)
+Fixed memory initialization with value $f0 (Fixes 'Alibaba and 40 Thieves', 'Micro Xevious', etc)
+Change palette of TMS video mode
-Super Cassette Vision
+Added preliminary console driver (to fix CPU 78XX and enhance Taito CChip!)
-Toaplan 1
+Added preliminary driver for the system
-Hellfire: Basic driver

Download: DSP Emulator v0.20WIP1 (2021/05/31)
Source: Here