AT43USB320A_04 ATMEL [ATMEL Corporation], AT43USB320A_04 Datasheet - Page 114

• Manufacturer Part Number: AT43USB320A_04
• Description: Full-speed USB Microcontroller with an Embedded Hub
• Manufacturer: ATMEL [ATMEL Corporation]

ii
UART.................................................................................................... 57
Data Transmission.............................................................................. 58
Data Reception.................................................................................... 59
UART Control ...................................................................................... 61
Baud Rate Generator.......................................................................... 63
I/O-Ports............................................................................................... 63
Programming the USB Module.......................................................... 69
Electrical Specification .................................................................... 100
Ordering Information........................................................................ 109
Packaging Information ..................................................................... 110
Errata Sheet....................................................................................... 111
Change Log ....................................................................................... 112
Table of Contents .................................................................................. i
8-bit Timer/Counter0........................................................................................... 39
16-bit Timer/Counter1......................................................................................... 41
16-bit Timer/Counter1 Operation ........................................................................ 42
Watchdog Timer ................................................................................................. 50
Serial Peripheral Interface (SPI) ......................................................................... 52
Port A.................................................................................................................. 63
Port B.................................................................................................................. 64
Port C.................................................................................................................. 67
Port D.................................................................................................................. 68
The USB Function .............................................................................................. 69
USB Registers .................................................................................................... 77
Endpoint Registers ............................................................................................. 78
USB Hub ............................................................................................................. 86
Suspend and Resume ........................................................................................ 96
Absolute Maximum Ratings .............................................................................. 100
DC Characteristics............................................................................................ 100
100AA – LQFP.................................................................................................. 110
Problem ............................................................................................................ 111
Fix/Workaround ................................................................................................ 111
1443E–USB–4/04