Tenda U9

abgn+ac (AC650)
AC650 Auto-Install Mini Wireless Dual Band Adapter
Homepage	Product page
WikiDevi.wi-cat.ru	Tenda U9
Platform
Brand • Model • Rev	Tenda U9 v1
Interface	USB 2.0
Connector	Male A
Form factor	dongle
ID:0bda:8811 (1 addl. devices) Windows: USB\VID_0BDA&PID_8811
FCCID	V7TU9V
Board ID	10035490
Chip1	Realtek RTL8811CU
OUI: none specified
MIMO status	1x1:1
Wireless Standards	IEEE 802.11a/b/g/n/ac
802.11ac	up to 433 Mbps
N-QAM	up to 200 Mbps
802.11n	up to 150/150 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
802.11a	up to 54 Mbps
Operating Frequency	2.4 or 5 GHz
Other
Manuf/OEM/ODM	Tenda
Flags: Wave2, MU-MIMO, 256QAM
Additional chips 8 MiB SPI NOR Flash;GigaDevice;GD25Q64CSIG;AJ1746, 25Q64CSIG, E80211;1;
Probable Linux driver rtl8821cu (see also passys)
Windows driver see Realtek's website
Retail
FCC approval date	22 May 2018

For a list of all currently documented Realtek chipsets with specifications, see Realtek.

For a list of all currently documented Tenda device with specifications, see Tenda.

• 433 Mbps - 1SS 5GHz 802.11ac (80MHz chan.),

• 200 Mbps - 1SS 2.4GHz 802.11n (40MHz chan., 256-QAM) = AC650 class

Overview

"10035490 V1.1" is silkscreened on the board in the FCC photos.

An 8 MiB GigaDevice GD25Q64CSIG flash chip is present on the board. This stores Windows drivers for the adapter.

#ifdef CONFIG_RTL8821C
	/*=== Realtek demoboard ===*/
	{USB_DEVICE (0bda, b82b), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE( 0bda, b820), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE (0bda, c821), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE (0bda, c820), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE (0bda, c82a), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE (0bda, c82b), .driver_info = RTL8821C}, /* RTL8821CU */
	{USB_DEVICE (0bda, c811), .driver_info = RTL8821C}, /* RTL8811CU */
	{USB_DEVICE (0bda, 8811), .driver_info = RTL8821C}, /* RTL8811CU */	
	{USB_DEVICE (0bda, 2006), .driver_info = RTL8821C}, /* TOTOLINK A650UA v3 */
	
	/*=== Customer ID ===*/
	{USB_DEVICE (2001, 331d), .driver_info = RTL8821C}, /* D-Link - DWA-171C */

#ifdef CONFIG_RTL8710B
	/*=== Realtek dongle ===*/
	{USB_DEVICE (0bda, b711), .driver_info = RTL8710B}, /* RTL8710B = RTL8188GU 1*1 */

MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl);
int const rtw_usb_id_len = sizeof(rtw_usb_id_tbl) / sizeof(struct usb_device_id);

static struct specific_device_id specific_device_id_tbl[] = {
	{.idVendor = 0bda, .idProduct = 8177, .flags = SPEC_DEV_ID_DISABLE_HT}, 
/* RTL8188CU 1*1 dongle, (b/g mode only) */
	{.idVendor = 0bda, .idProduct = 817e, .flags = SPEC_DEV_ID_DISABLE_HT}, 
/* RTL8188CE-VAU USB minCard (b/g mode only) */
	{.idVendor = 0b05, .idProduct = 1791, .flags = SPEC_DEV_ID_DISABLE_HT},
	{.idVendor = 13d3, .idProduct = 3311, .flags = SPEC_DEV_ID_DISABLE_HT},
	{.idVendor = 13d3, .idProduct = 3359, .flags = SPEC_DEV_ID_DISABLE_HT}, 
/* Russian customer - AzureWave (RTL8188CE-VAU g mode) */
#ifdef RTK_DMP_PLATFORM
	{.idVendor = 0bda, .idProduct = 8111, .flags = SPEC_DEV_ID_ASSIGN_IFNAME}, 
/* Realtek 5G dongle for WiFi Display */
	{.idVendor = 2019, .idProduct = ab2d, .flags = SPEC_DEV_ID_ASSIGN_IFNAME}, 
/* PCI - Abocom 5G dongle for WiFi Display */