User manual

Atmel SAM4E Xplained Pro [USER GUIDE]

42216A-MCU-01/2014

Pin on EXT2 SAM4E pin Function Shared functionality

9 PD29 GPIO ETHERNET

10 PB4 GPIO

11 PA3 TWD0 EXT1, EXT3, LCD connector and EDBG

12 PA4 TWCK0 EXT1, EXT3, LCD connector and EDBG

13 PA5 URXD1 EXT3

14 PA6 UTXD1 EXT3

15 PD23 GPIO

16 PA13 MOSI EXT1 and EXT3

17 PA12 MISO EXT1 and EXT3

18 PA14 SPCK EXT1 and EXT3

19 - GND

20 - VCC

Table 4-3. Extension Header EXT3

Pin on EXT3 SAM4E pin Function Shared functionality

1 - Communication

line to ID chip on

extension board.

2 - GND

3 PA17 AD0

4 PC13 AD6

5 PD28 GPIO

6 PD17 GPIO

7 PD20 PWMH0

8 PD24 PWML0

9 PE1 GPIO

10 PD26 GPIO

11 PA3 TWD0 EXT1, EXT2, LCD connector and EDBG

12 PA4 TWCK0 EXT1, EXT2, LCD connector and EDBG

13 PA5 URXD1 EXT2

14 PA6 UTXD1 EXT2

15 PD30 GPIO

16 PA13 MOSI EXT1 and EXT2

17 PA12 MISO EXT1 and EXT2

18 PA14 SPCK EXT1 and EXT2

19 - GND

20 - VCC

4.1.2 LCD Extension Connector

Extension connector EXT4 is a special connector for LCD displays. The physical connector is a TE

Connectivity 5-1734839-0 FPC connector.

Table 4-4. LCD Display Connector EXT4

Pin on EXT4 SAM4E pin Function Shared functionality

1 [ID] - Communication

line to ID chip on

extension board.