AT43USB320A-AC Atmel, AT43USB320A-AC Datasheet - Page 114

• Manufacturer Part Number: AT43USB320A-AC
• Description: IC USB MCU EMBED HUB AVR 100LQFP
• Manufacturer: Atmel
• Series: AVR®r

Specifications of AT43USB320A-AC

• Applications: USB Hub/Microcontroller
• Core Processor: AVR
• Controller Series: AT43USB
• Ram Size: 512 x 8
• Interface: SPI Serial, USB, UART
• Number Of I /o: 32
• Voltage - Supply: 4.4 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Program Memory Type: -

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