Gemalto Prox–DU Reference Manual

Reference Manual
Prox–DU & Prox–SU
www.gemalto.com
DOC118569D Public Use Page 112/145
The maximum power current is 200 mA.
Refer to chapter for the specific configuration descriptor when the boot loader is running
Configuration Descriptor
Offset Value Field
0 0x09 bLength (9 bytes)
1 0x02 bDescriptorType (configuration)
2
0xCA
wTotalLength of the Configuration Descriptor (configuration +
interface + endpoint class specific) 9+ (9 + 9 + 7) + (9+54+7*3)x2
= 202
0x00
4 0x03 bNumInterfaces (number of interface = 3)
5 0x01 bConfigurationValue
6 0x00 iConfiguration (ignored)
7 0x80
bmAttributes (b6 = 0 Bus powered, b0 = 1 Remote Wake Up Not
supported)
8 0x64 MaxPower (100*2=200 mA)
Table 28 – USB Configuration Descriptor
Interfaces descriptors
The interface for the device administration is HID.
The class for the contactless smart card and contact smart card interfaces is Smart Card
CCID.
These two interfaces have three endpoints.
HID Interface Descriptor
Offset Value Field
0 0x09 bLength (9 bytes)
1 0x04 bDescriptorType (Interface)
2 0x00 bInterfaceNumber (Interface 1)
3 0x00 bAlternateSetting
4 0x01 bNumEndpoints (1 Endpoints)
5 0x03 bInterfaceClass (HID class)
6 0x00 bInterfaceSubClass (No subclass)
7 0x00 bInterfaceProtocol (none)
8 0x04 iInterface (index to interface string descriptor = 4)
Table 29 – USB HID Interface Descriptor
Contactless Smart Card Interface Descriptor
Offset Value Field
0 0x09 bLength (9 bytes)
1 0x04 bDescriptorType (Interface)
2 0x01 bInterfaceNumber (Interface 2)
3 0x00 bAlternateSetting
4 0x03 bNumEndpoints (3 Endpoints)
5 0x0B bInterfaceClass (Smart Card device class)
6 0x00 bInterfaceSubClass (No subclass)
7 0x00 bInterfaceProtocol (none)
8 0x06 iInterface (index to interface string descriptor = 6)
Table 30 – USB Contactless Smart Card Interface Descriptor
The interface for the contact smart card has three endpoints.

Gemalto Prox–DU Specifications

General

Brand	Gemalto
Model	Prox–DU
Category	Card Reader
Language	English