Advanced Card Systems Limited AET62 Benutzerhandbuch
AET62 Design Specification
Version 1.0
Version 1.0
8-DEC-09
Page 7 of 18
AET62
4.0. HARDWARE INTERFACES
4.1. Power Supply
The AET62 requires a voltage of 5V DC, 150mA regulated power supply, and gets the power supply
from PC.
from PC.
4.2. USB Interface
The AET62 is connected to a computer through USB as specified in the USB Specification 1.1. The
AET62 is working in Full speed mode, i.e. 12 Mbps.
AET62 is working in Full speed mode, i.e. 12 Mbps.
4.2.1.
Endpoints
The AET62 uses the following endpoints to communicate with the host computer:
4.2.1.1.
Smart Card Reader
Control Endpoint
For setup and control purpose
Bulk OUT
For command to sent from host to AET62 (data packet size is 64 bytes)
Bulk IN
For response to sent from AET62 to host (data packet size is 64 bytes)
Interrupt IN
For card status message to sent from AET62 to host (data packet size is 8
bytes)
4.2.1.2.
Finger Print Device
Control Endpoint
For setup and control purpose
Bulk OUT
For command to sent from host to Device (data packet size is 64 bytes)
Bulk IN
For response to sent from Device to host (data packet size is 64 bytes)
Pin
Signal
Function
1
V
BUS
+5V power supply for the reader (Max 200mA, Normal 100mA)
2
D-
Differential signal transmits data between AET62 and PC.
3
D+
Differential signal transmits data between AET62 and PC.
4
GND
Reference voltage level for power supply