Notice: the text in red has been deleted from the previous revision, the text in green has been added in this revision and the text in gray has not been changed.
differences in the entry: vendor
Hewlett-Packard
differences in the entry: model name
Deskjet 3840
differences in the entry: possible other names of the device
differences in the entry: subtype (laser, inkjet, ..)
inkjet
differences in the entry: VendorID:ProductID code of the device
03f0:7504
differences in the entry: year of commercialization
2004
differences in the entry: interface
USB
differences in the entry: GNU/Linux distribution used for the test
trisquel_6_0
differences in the entry: compatibility with free software
A-Full
differences in the entry: does it adopt any techniques to track users?
not-specified
differences in the entry: tested with the following kernel libre
3.2.0-54-generic
differences in the entry: free driver used
1.5.0-8ubuntu7.3
differences in the entry: Description
Bus 001 Device 007: ID 03f0:7504 Hewlett-Packard Printing Support
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x03f0 Hewlett-Packard
idProduct 0x7504 Printing Support
bcdDevice 1.00
iManufacturer 1 HP
iProduct 2 Deskjet 3840
iSerial 3 BR67T2H11T040R
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 32
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xc0
Self Powered
MaxPower 2mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 7 Printer
bInterfaceSubClass 1 Printer
bInterfaceProtocol 2 Bidirectional
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Device Status: 0x0001
Self Powered
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