
UM1509
Application board layout
Doc ID 022703 Rev 2
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2
Application board layout
Figure 3.
Application board layout
Note:
Evaluation boards for SPEAr320S may use the same PCB as SPEAR320 devices. This is
why the label "SPEAr320 CPU BOARD" can be found on some SPEAr320S boards.
U9
Tem perature
sensor
LEDs
CN16
MicroSD
card
CN1
CAN0
CN2
CAN1
RS232_0/
UART0
RS232_1/
UART1
CN14
RS232_2/
UART2
CN12
RS485/
UART2
CN7
Ethernet1
CN8
Ethernet2
CN3
Digital
input
serial
CN5
Digital
input
parallel
CN18, CN17
Power plugs
CN6
Digital output
parallel
R62
Potentiometer
CN4
Digital output
serial
B1
User
button 1
B2
User
button 2
B3
Reset
SPEAr320
CPU board
CN10
GPIO, I2C
connector
CN9
ADC
connector