AT90USB1286 Atmel Corporation, AT90USB1286 Datasheet - Page 90

• Manufacturer Part Number: AT90USB1286
• Manufacturer: Atmel Corporation

Specifications of AT90USB1286

• Flash (kbytes): 128 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 48
• Ext Interrupts: 16
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 10
• Input Capture Channels: 1
• Pwm Channels: 9
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

10.4
10.4.1
90
Register Description for I/O-Ports
AT90USB64/128
Port A Data Register – PORTA
Analog to Digital Converter, Channel 3..0.
Table 10-19. Overriding Signals for Alternate Functions in PF7..PF4
Table 10-20. Overriding Signals for Alternate Functions in PF3..PF0
Bit
Read/Write
Initial Value
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PF7/ADC7/TDI
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
–
TDI/ADC7 INPUT
7
PORTA
7
R/W
0
PF3/ADC3
0
0
0
0
0
0
0
0
–
ADC3 INPUT
6
PORTA
6
R/W
0
5
PORTA
5
R/W
0
PF6/ADC6/TDO
JTAGEN
0
JTAGEN
SHIFT_IR +
SHIFT_DR
JTAGEN
TDO
JTAGEN
0
–
ADC6 INPUT
PF2/ADC2
0
0
0
0
0
0
0
0
–
ADC2 INPUT
4
PORTA
4
R/W
0
3
PORTA
3
R/W
0
PF5/ADC5/TMS
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
–
TMS/ADC5
INPUT
PF1/ADC1
ADC1 INPUT
0
0
0
0
0
0
0
0
–
2
PORTA
2
0
R/W
1
PORTA
1
R/W
0
PF4/ADC4/TCK
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
–
TCK/ADC4
INPUT
PF0/ADC0
0
0
0
0
0
0
0
0
–
ADC0 INPUT
0
PORTA
0
R/W
0
PORTA
7593K–AVR–11/09