用户手册目录Introduction4Features5Architecture6Connection with computer7plug the ACR1251U-A to a computer USB port, and the red light will be flashing7When you put a contactless card on the reader, the green LED will be on.8shown in the red box below9Parameter sheet10Firmware Upgrade Procedure12Method 1: Upgrade by “FW” Key12Method 2: Upgrade by APDU command12文件大小： 226.2 KB页数： 13Language: English打开用户手册
