VB81 XuR (14/02/29) is released. VB81 XuR is the ZX81 emulator.

VB81 XuR (14/02/29) Changelog:
- New sound hardware based on the SPO256-AY2 from VTR & Mageco Electronic.
* Mageco speech generator.[I/O &63]
Write: Datas=[b0-b5]:Init=[b7]
Read: Status=[b7] Low=READ High=BUSY
Please upload the "SPO256-AL2" datasheet to get the ALLOPHONES table.
- TASM mnemonics extractor update: Byte type extended.
O=ASM, D=Data, T=Zx81 text, A=ASCII.
Click on the right mouse button,on the disassembler table,
to change a byte status. Push the "ctrl" key, and release it.
And right click on the last (start) grouped data, characters...
TASM output will build specific text schem:
* ASM: ASM Mnemonic
* DATA: .db $01,$02,$03
* ZX TEXT: .db A,B,C (Equal charset auto-redefined)
* Ascii: .db "A","B","C"

Download: VB81 XuR (14/02/29)
Source: Here