AT90USB1287-AU Atmel, AT90USB1287-AU Datasheet - Page 83

• Manufacturer Part Number: AT90USB1287-AU
• Description: IC AVR MCU 128K 64TQFP
• Manufacturer: Atmel
• Series: AVR® 90USBr

Specifications of AT90USB1287-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART, USB, USB OTG
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 48
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: AT90USBx
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: 2-Wire/SPI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATSTK525, ATAVRISP2, ATAVRONEKIT, AT90USBKEY, ATEVK525, ATAVRQTOUCHX
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Controller Family/series: AVR USB
• No. Of I/o's: 48
• Eeprom Memory Size: 4KB
• Ram Memory Size: 8KB
• Cpu Speed: 20MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATSTK525 - KIT STARTER FOR AT90USBAT90USBKEY2 - KIT DEMO FOR AT90USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT90USB1287-16AU; AT90USB1287-16AU

10.3.4
7593K–AVR–11/09
Alternate Functions of Port C
The Port C alternate function is as follows:
Table 10-9.
Table 10-10
shown in
Table 10-10. Overriding Signals for Alternate Functions in PC7..PC4
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Figure 10-5 on page
Port Pin
PC7/A15/IC.3/CLK
O
SRE • (XMM<1)
0
SRE • (XMM<1)
1
SRE • (XMM<1)
A15
0
0
ICP3 input
–
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
and
Port C Pins Alternate Functions
Table 10-11
77.
relate the alternate functions of Port C to the overriding signals
Alternate Function
A15/IC.3/CLKO(External Memory interface address bit 15 or
Input Capture Timer 3 or CLKO (Divided System Clock)
A14/OC.3A(External Memory interface address bit 14 or
Output Compare and PWM output A for Timer/Counter3)
A13/OC.3B(External Memory interface address bit 13 or
Output Compare and PWM output B for Timer/Counter3)
A12/OC.3C(External Memory interface address bit 12 or
Output Compare and PWM output C for Timer/Counter3)
A11/T.3(External Memory interface address bit 11or
Timer/Counter3 Clok Input)
A10(External Memory interface address bit 10)
A9(External Memory interface address bit 9)
A8(External Memory interface address bit 8)
PC6/A14/OC.3A
SRE •
(XMM<2)|OC3A
enable
0
SRE • (XMM<2)
1
SRE • (XMM<2)
if (SRE.XMM<2)
then A14
else OC3A
0
0
–
–
PC5/A13/OC.3B
SRE •
(XMM<3)|OC3B
enable
0
SRE • (XMM<3)
1
SRE • (XMM<3)
if (SRE.XMM<2)
then A13
else OC3B
0
0
–
–
AT90USB64/128
PC4/A12/OC.3C
SRE •
(XMM<4)|OC3C
enable
0
SRE • (XMM<4)
1
SRE • (XMM<4)
if (SRE.XMM<2)
then A12
else OC3C
0
0
–
–
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