ATSAM4S-EK2 Atmel, ATSAM4S-EK2 Datasheet - Page 26

• Manufacturer Part Number: ATSAM4S-EK2
• Description: Development Boards & Kits - ARM EVAL KIT SAM4S8 & SAM4S16
• Manufacturer: Atmel

Specifications of ATSAM4S-EK2

• Rohs: yes
• Product: Evaluation Kits
• Tool Is For Evaluation Of: SAM4SD32C
• Core: ARM Cortex M4
• Interface Type: RS-232, USB
• Operating Supply Voltage: 5 V

4.4.2
Table 4-4. Jumpers Setting
SAM4S-EK2 User Guide
Designation
JP17 – JP19
JP14 - JP15
JP10
JP11
JP12
JP13
JP16
JP18
JP20
JP21
JP22
JP23
JP24
JP25
JP26
JP27
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
JP9
Jumpers
PIO expansion J12
PIO expansion J13
PIO expansion J14
SELECT ADC INP
MONO/STEREO
MIC Gain stage
The SAM4S-EK2 board jumpers are essentially used for two main purposes: functional selection or cur-
rent measurement. Details are given below.
voltage supply
voltage supply
voltage supply
MIC GAIN0
DAC output
VDDCORE
CE FLASH
ADC input
ADVREF
VDDPLL
ZIGBEE
ERASE
VDDIO
VDDIN
RS485
RS485
RS485
Label
TEST
JTAG
BP2
BP3
CS
CLOSE (both) 20db
OPEN (both) 26db
Default Setting
Not populated
(OPEN)
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
CLOSE
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
1-2
1-2
2-3
2-3
2-3
2-3
Feature
Close to select the JTAG boundary scan of the SAM4SD32
Analog reference voltage selection between 3.3V (close 1-2) and
2.5V (close 2-3)
Close to reinitialize the Flash contents and some of its NVM bits.
Close for manufacturing test or fast programming mode
Access for current measurement on VDDPLL
Access for current measurement on VDDIO
Access for current measurement on VDDIN
Access for current measurement on VDDCORE
NCS0 enable NAND Flash chip select
Maintain differential impedance for RS485 interface
Maintain impedance matching for RS485 interface
Maintain differential impedance for RS485 interface
NCS1 chip select LCD
Close both to lower gain stage on microphone input.
Close for impedance matching on ADC BNC port
Close to mux RIN/LIN into MONO-IN path within audio PA
ADC input potentiometer
ADC input BNC
Close to fix in mono speaker, no matter the stereo plug state
Close for impedance matching on DAC BNC port
Set to 3.3V (position 1-2 sets to 5V)
Set to 3.3V (position 1-2 sets to 5V)
Set to 3.3V (position 1-2 sets to 5V)
Open to disconnect and free PB3 for custom usage
Open to disconnect and free PC12 for custom usage
Power supply connection/disconnection for the ZigBEE module
May also be used as a current measurement point
Evaluation Kit Hardware
11176A–ATARM–24-Sep-12
4-19