User manual
AVR32919
32151A-AVR-09/10
• Refer to section 3.4.4 for more detailed information.
Figure 4-15. Atmel AT32UC3C-EK Top View Expansion Headers Location
4.6.2 UC3C-Specific Information
4.6.2.1 AT32UC3C0512C pinout for the Expansion Interfaces
Table 4-17. UC3C pinout for the J25 and J44 headers
QFP144 pin GPIO GPIO alternate function Feature
17 PB14 USART1.RTS
Provides access to the USART1.RTS
signal.
Available on J25.1 if J44 is configured
with a jumper connecting J44.3 to
J44.5
18 PB15 USART1.CTS
Provides access to the USART1.CTS
signal.
Available on J25.2 if J44 is configured
with a jumper connecting J44.4 to
J44.6
19 PB25 SPI1.NPCS[0]
WLESS SPI Chip select. Available on
J25.5
64 PB20 SPI0.MISO
WLESS.MISO signal. Available on
J25.7
74 PC03 TWIMS0.TWCK
Provides access to the TWI0 TWCK
signal. Available on J25.2 if J44 is
configured with a jumper connecting
J44.2 to J44.4
58 PB19 SPI1.MOSI
WLESS.MOSI signal. Available on
J25.6
J19+J20
J25+J44
AVRMC300
Expansion headers
J33
J43