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
Realtek-Semiconductor-Corp.
differences in the entry: model name
Realtek Semiconductor Corp. RTL8188SU 802.11n WLAN Adapter
differences in the entry: possible other names of the device
ENCORE ELECTRONICS ENUWI-SN4
Adaptador Inalambrico N150 Mini USB
TRENDnet N150 Mini Wireless USB Adapter [TEW-648UB]
differences in the entry: VendorID:ProductID code of the device
0bda:8171
differences in the entry: year of commercialization
2012
differences in the entry: interface
USB
differences in the entry: GNU/Linux distribution used for the test
parabola , trisquel_5_5
differences in the entry: tested with the following kernel libre
3.0.0-20-generic, 3.12.0-1
differences in the entry: does it work with free software?
no
differences in the entry: free driver used
r8712u
differences in the entry: Description
[p]The Realtek RTL8188SU chipset requires the non-free firmware rtl8192sfw.bin to get it work.[/p]
[p]lsusb -v[/p]
[code]
Bus 001 Device 006: ID 0bda:8171 Realtek Semiconductor Corp. RTL8188SU 802.11n WLAN Adapter
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x0bda Realtek Semiconductor Corp.
idProduct 0x8171 RTL8188SU 802.11n WLAN Adapter
bcdDevice 2.00
iManufacturer 1 Manufacturer Realtek
iProduct 2 11n USB Adapter
iSerial 3 00e04c000001
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 46
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 4
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x04 EP 4 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x06 EP 6 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x0d EP 13 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
bNumConfigurations 1
Device Status: 0x0000
(Bus Powered)
[/code]
As of linux-libre 3.12 a staging driver called r8712u is included that may work with this dongle, but no free firmware exists for it. This is a typical [i]dmesg[/i] output produced when the device is connected:
[p]dmesg[/p]
[code]
[ 3345.396414] usb 3-2: new high-speed USB device number 2 using ehci-pci
[ 3345.782885] r8712u: module is from the staging directory, the quality is unknown, you have been warned.
[ 3345.787954] r8712u: Staging version
[ 3345.788042] r8712u: register rtl8712_netdev_ops to netdev_ops
[ 3345.788058] usb 3-2: r8712u: USB_SPEED_HIGH with 4 endpoints
[ 3345.791829] usb 3-2: r8712u: Boot from EFUSE: Autoload OK
[ 3346.559825] usb 3-2: r8712u: CustomerID = 0x0000
[ 3346.559842] usb 3-2: r8712u: MAC Address from efuse = b0:48:7a:90:9b:4d
[ 3346.559850] usb 3-2: r8712u: Loading firmware from "/*(DEBLOBBED)*/"
[ 3346.559856] 3-2: Missing Free firmware
[ 3346.559871] usb 3-2: r8712u: Firmware request error -22
[/code]
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