AT91SAM7A2-EK Atmel, AT91SAM7A2-EK Datasheet - Page 14

• Manufacturer Part Number: AT91SAM7A2-EK
• Description: BOARD EVAL FOR AT91SAM7A2
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: ARM7 Processor, Microcontrollerr

Specifications of AT91SAM7A2-EK

• Contents: Evaluation Board, Parallel Cable and CD-ROM
• Processor To Be Evaluated: AT91SAM7A2
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: AT91SAM7A2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

6115B–ATARM–10-May-05
3-4
Table 3-5. Serial Interface
Notes:
The pinout for the DB9 connector J6 is described in Table 3-6.
Table 3-6. DB Pinout
Figure 3-2. Male DB9 Connector
Peripheral
USART0
USART1
1. For the master LIN node, users should solder a 1K resistor on R26 footprint and a
2. For the master LIN node, users should solder a 1K resistor on R27 footprint and a
diode on CR5 footprint.
diode on CR6 footprint.
DB Pin
Others
3
8
9
(Local Interconnect
in RS-232
Network)
as LIN
as LIN
Use
(1)
(2)
1
6
2
7
AT91SAM7A2-EK Evaluation Board User Guide
3
Connector
8
3 points
3 points
4
DB9
DB9
9
5
Battery (8V - 18V)
Not connected
Function
E16: 1 - 2
E16: 2 - 3
E16: 2 -3
E5: 2 - 3
E9: 1 - 2
E5: 1 - 2
E9: 2 - 3
E9: 2 -3
Ground
Closed
Straps
E18
E20
E21
E18
E24
LIN
E6
E16: 2 - 3
E16: 1 - 2
E16: 1 - 2
E22, E23
E5: 1 - 2
E9: 2 - 3
E5: 2 - 3
E9: 1 - 2
E9: 1 - 2
Straps
Open
E20
E21
E17
E19
E17
E19
E20
E21
E6