AU9472R2 Datasheet, PDF (15/31 Pages) List of Unclassifed Manufacturers – Integrated USB Keyboard and 2 Port Hub Controller Chip

4.3. AU9472 A2 Keyboard Hub EEPROM Sample Value
Offset Hex value
00
00,07
02
B1,C3
04
1C,35
06
C3,CC
08
CC,DE
0A
35,57
0C
47,50
0E
70,B1
10
60,69
12
54,02
Description
Configuration Byte 1 bit 0 : Individual power.
Byte 1 bit 1 : Wakeup on any key.
Byte 1 bit 2 : Select SelfPower change by HID
feature.
id1)
Byte 1 bit 3 : Enable disconnect on power change.
Byte 1 bit 4 : Disable Hub(keyboard only).
Byte 1 bit 5 : Enable Volume Up/Down Keys
(Disable rotary encoder).
Byte 1 bit 6 : Enable Split Report (16 bits - id3, 8 -
Byte 1 bit 7 : Enable Port Error
LoByte : Pointer to Hub device descriptor
000h ROM address
HiByte : Xfer end address + 1
LoByte : Pointer to Hub configuration descriptor 000h ROM
address
HiByte : Xfer end address + 1 (config+interface+endpoint)
LoByte : Pointer to HUB Class descriptor (0x29) 000h ROM
address
HiByte : Xfer end address + 1
LoByte : Pointer to Keyboard device descriptor
000h ROM address
HiByte : Xfer end address + 1
LoByte : Pointer to Keyboard configuration descriptor
HiByte : Xfer end address + 1
000h ROM
address
(config+interface0+HID0+endpoint1+interface1+HID1+endpoint2)
LoByte : Pointer to Keyboard HID descriptor (0x21)
Interface 0
HiByte : Xfer end address + 1
000h ROM address
LoByte : Pointer to Keyboard Report descriptor (0x22) Interface 0
HiByte : Xfer end address + 1
000h ROM
address
LoByte : Pointer to Keyboard HID descriptor (0x21)
Interface 1
HiByte : Xfer end address + 1
000h ROM address
LoByte : Pointer to Keyboard Report descriptor (0x22) Interface 1
HiByte : Xfer end address + 1
address
start in 200h ROM
end in 300h ROM
address
SYSTEM ARCHITECTURE AND REFERENCE DESIGN
11