NitroSwan v0.7.2 is released. This is a Bandai WonderSwan (Color/Crystal) & PocketChallenge V2 emulator for the Nintendo DS.

NitroSwan Changelog: Added support for Karnak mapper chip (PCV2).
Added XModem support for BootFriend.
Fixed serial port read.
Fixed IO registers startup values.
Fixed IO registers writable bits.
Fixed a glitch on the small dot icon.
Fixed Branch Far & Call Far.
Optimized some opcodes.

Download: NitroSwan v0.7.2
Source: Here