AT90USB647-MU Atmel, AT90USB647-MU Datasheet - Page 300

• Manufacturer Part Number: AT90USB647-MU
• Description: MCU, 8BIT, 64K FLASH, USB, 64QFN
• Manufacturer: Atmel

Specifications of AT90USB647-MU

• Controller Family/series: AT90
• No. Of I/o's: 48
• Eeprom Memory Size: 2KB
• Ram Memory Size: 4KB
• Cpu Speed: 16MHz
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 64KB
• Oscillator Type: External, Internal
• Package: 64QFN EP
• Device Core: AVR
• Family Name: AT90
• Maximum Speed: 20 MHz
• Ram Size: 4 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 48
• Interface Type: SPI/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 4
• Lead Free Status / Rohs Status: Details

300
AT90USB64/128
• 2 - RSTE - USB Reset Sent Interrupt Enable
Set this bit to enable the RSTI interrupt.
Clear this bit to disable the RSTI interrupt.
• 1 - DDISCE - Device Disconnection Interrupt Enable
Set this bit to enable the DDISCI interrupt.
Clear this bit to disable the DDISCI interrupt.
• 0 - DCONNE - Device Connection Interrupt Enable
Set this bit to enable the DCONNI interrupt.
Clear this bit to disable the DCONNI interrupt.
• 7 - Reserved
The value read from these bits is always 0. Do not set these bits.
• 6-0 - HADDR6:0 - USB Host Address
These bits contain the address of the USB Device.
• 7-4 - Reserved
The value read from these bits is always 0. Do not set these bits.
• 3-0 - FNUM10:8 - Frame Number
The value contained in this register is the current SOF number.
This value can be modified by software.
• 7-0 - FNUM7:0 - Frame Number
The value contained in this register is the current SOF number.
This value can be modified by software.
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
HADDR6
FNUM7
R/W
R
7
0
7
0
R
7
0
-
HADDR5
FNUM6
R/W
R
6
0
R
6
0
6
0
-
HADDR4
FNUM5
R/W
R
5
0
-
R
5
0
5
0
HADDR3
FNUM4
R/W
R
0
4
-
R
4
0
4
0
HADDR2
FNUM3
R
3
0
R/W
-
R
3
0
3
0
FNUM10
HADDR1
FNUM2
R
2
0
R/W
R
2
0
2
0
FNUM9
HADDR0
FNUM1
R
R/W
1
0
R
1
0
1
0
FNUM8
HADDR6
FNUM0
R/W
R
0
0
R
0
0
7593K–AVR–11/09
0
0
UHFNUMH
UHFNUML
UHADDR