Atmel Evaluation Board AT32UC3C-EK AT32UC3C-EK Data Sheet
Product codes
AT32UC3C-EK
30
AVR32919
32151A-AVR-09/10
Figure 4-17. Atmel AT32UC3C-EK Top View USB Virtual Com Port Interface
Location
Location
4.7.2 UC3C-Specific Information
4.7.2.1 AT32UC3C0512C pinout for the USB Virtual Com Port Interface block
Table 4-24. UC3C pinout for the USB Virtual Com Port Interface block
QFP144
pin
pin
GPIO
GPIO alternate function
Feature
78
PC05
USART2.RXD
USART2 RX line
77 PC04
USART2.TXD
USART2
TX
line
4.7.3 Configuration & Test Points
4.7.3.1 AT32UC3CB1256 Default Firmware Configuration
The default firmware pre-loaded on the Atmel AT32UC3B1256 is dynamically
configurable upon power-up:
configurable upon power-up:
• The USB DFU Bootloader can be enabled by closing the J28 jumper; use
flip/batchisp to read/write resources on the AT32UC3B1256 through the
bootloader.
bootloader.
Warning note: programming the AT32UC3B1256 will overwrite the default firmware.
J31
J27