Install PowerSync 群加 USB to RS232 device in Win7 64bit.
When win7 auto update to driver, the device can not active.
But get this message (這個裝置無法啟動 代碼10) "This Device cannot start (Code 10)"
My Device is MT-UMC-202 and I Replace it driver and use Vista version from cable's CD.
It can works.
Here is the drvier Vista 32bit~64bit_V3.3.2.102
https://drive.google.com/file/d/0B-pdzjsv5Tf6ZDJWR3hvOEhobHc/edit?usp=sharing