AT43USB326-AU Atmel, AT43USB326-AU Datasheet - Page 86

• Manufacturer Part Number: AT43USB326-AU
• Description: IC USB KEYBOARD CTRLR 48LQFP
• Manufacturer: Atmel
• Series: AVR®r

Specifications of AT43USB326-AU

• Applications: Keyboard Controller
• Core Processor: AVR
• Program Memory Type: Mask ROM (16 kB)
• Controller Series: AT43USB
• Ram Size: 512 x 8
• Interface: USB
• Number Of I /o: 32
• Voltage - Supply: 4.4 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

86
AT43USB326
The mask bits in location 03 are used to indicate whether a particular function is supported or
not.
Table 27. Vendor ID, Product ID, Version Number
Table 28. Language ID
Address
04
05
06
07
08
09
0A
Address
0B
0C
0D
0E
0F
0 = Function not supported
1 = Function supported
Bit 7 = Keyboard matrix
Bit 6 = Reserved. Must be set to 0
Bit 5 = Extra Hot Key USB codes
Bit 4 = Serial Number String
Bit 3 = Product String
Bit 2 = Manufacturer String
Bit 1 = Language ID String
Bit 0 = VendorID, ProductID, Version
Data
5E
04
1D
00
11
01
91
Data
04
03
09
10
20
Number of bytes
–
–
Description
Vendor ID
Vendor ID
Product ID
Product ID
Version number
Version number
Checksum
Description
The next 3 bytes specifies the Language ID
Checksum
3313D–USB–04/06