The M3adapter team have announced that the m3adapter can work fine with the GameBoy Micro. In related news they have also released Game Manager v1.6 for use with their products.
ChangeLog
M3 game manager v1.6 (special version): (PC application)
NDS features:
1. Improve the game compatibility.
Almost all games are compatible except the following 3 titles:
Rakubiki,SD_Gundam,Pokemon
The followings are compatible but have to convert by using the Normal method: (3 titles)
SuperMario, Retro Atari Classics, Mahjong Taikai