5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

SCHEMATICS CONVENTIONS

JP20

Close to fix in mono speaker mode, no matter stereo plug state

3

J1, R1

External clock resource input

Y1, R3, R7

Backup 12MHz crystal

R6, R8

Isolation between 12MHz clock source and GPIO line

DEFAULT

OPEN

1-2

OPEN

OPEN

CLOSE

CLOSE

CLOSE

CLOSE

OPEN

R9, R10

Isolation between 32KHz clock source and GPIO line

JUMPER and SOLDERDROP

4

R22

Optional write protection on NAND flash

R24, R30

D1

Optional ESD protection for LCD touch panel

R61, R62, RA2, RA3

Optional databus termination for LCD controller

5

RS485 bus termination enable

Differential impedance matching for RS485 cable

1-2

OPEN

OPEN

OPEN

1-2

3

JP1

Close to select JTAG boundary scan

JP3

Close to reinitialize the Flash contents and some of its NVM bits

JP4

Close for manufacturing test or fast programming mode

JP5, JP6, JP7, JP8

Access for current measurement on each power rail

4

JP9

Nand Flash chip select enable

JP13

JP14, JP15

Sync close to degrade gain stage on microphone input

JP17, JP19

Close to mux RIN/LIN into MONO-IN path within audio PA

5

LCD chip select enable

PAGE

REFERENCE

FUNCTION

6

JP16, JP21

Close for impedance matching on AD/DA BNC port

JP18

ADC input selection between BNC port and potentiometer

7

JP22, JP23, JP24

DC voltage selection between 3.3V and 5V on PIO expansion ports

JP27

Power consumption measure for ZigBEE module

JP25

Button BP2 disable

JP30

DAC output between AUDIO left channel and BNC connector

1-2

CLOSE

CLOSE

A

REV

DATA

REVISION HISTORY

DEFAULT NO POPULATE PARTS

PAGE

REFERENCE

FUNCTION

Reference guide

1

Microcontroller

LCD, Touch items

2

7

Audio, AD/DA, Power

PAGE

3

6

Block Diagram

IO Expansion, USB, ZigBEE, LED, Button

4

5

DESCRIPTION

NAND Flash, RS232, RS485, MCI, JTAG

TABLE OF CONTENTS

NOTE

2011.03

ORIGINAL RELEASED

JP11

MCI

MCI

MCI

MCI

MCI

USB_DDP

ERASE

AUDIO OUT R

AUDIO OUT L

PB0

PB1

PB2

PB3

PB4

PB5

PB6

PB7

PB8

PB9

PB11

PB12

PB13

PB10

PB14

PIOB

USAGE

MIC INPUT

ANA INPUT

ZB_NPCS2

USER_PB1

JTAG

JTAG

JTAG

JTAG

CLK_12M

CLK_12M

USB_DDM

TDWN_SNSK

TLEFT_SNS

TLEFT_SNSK

TRIGHT_SNS

TRIGHT_SNSK

PC0

PC1

PC2

PC3

PC4

PC5

PC6

PC7

PC8

PC9

PC10

PC11

PC12

PC13

PC14

PC15

PIOC

USAGE

PC16

PC17

PC18

PC19

PC20

PC21

PC22

PC23

PC24

PC25

PC27

PC28

PC29

PC26

PC30

PC31

PIOC

USAGE

D0

WR_LCD

RD_LCD

USER_PB2

EN_LCD

NAND_NCS0

NSC1_LCD

REGSEL_LCD

LED_RED(POWER)

USB_CNX

TVALID_SNS

TVALID_SNSK

TUP_SNS

TUP_SNSK

TDWN_SNS

D1

D2

D3

D4

D5

D6

D7

NAND_OE

NAND_WE

NAND_ALE

NAND_CLE

NAND_RDYBSY

PA0

PA1

PA2

PA3

PA4

PA5

PA6

PA7

PA8

PA9

PA10

PA11

PA12

PA13

PA14

PA15

PIOA

USAGE

PA16

PA17

PA18

PA19

PA20

PA21

PA22

PA23

PA24

PA25

PA27

PA28

PA29

PA26

PA30

PA31

PIOA

USAGE

TSLIDR_SL_SNS

TSLIDR_SL_SNSK

TSLIDR_SM_SNS

TSLIDR_SM_SNSK

TSLIDR_SR_SNS

TSLIDR_SR_SNSK

MCI_CD

CLK_32K

CLK_32K

RX_UART0

TX_UART0

TSC_CS

MISO

MOSI

SPCK

ZB_SLPTR

PIO MUXING

TSC_IRQ/ZB_IRQ0

TSC_BUSY/ZB_IRQ1

ZB_RSTN

LED_BLUE

LED_GREEN

RXD1

TXD1

COM1EN

RTS1

CTS1

MCI

JP26

CLOSE

Button BP3 disable

JP10, JP12

OPEN

RS485 pull resistor selectors

TEST POINT

PAGE

REFERENCE

FUNCTION

3

TP1, TP2, TP3, TP4

GND

4

TP5

UART TXD

5

TP12

Optional audio PA input

TP7

LCD backlight driver anode

TP8, TP9

Aux ADC input for TSC

6

TP6

UART RXD

JP2

Analog reference voltage selection between 3.3V and 3.0V

(1) Resistance Unit: "K" is "Kohm", "R" is "Ohm?

(2) "nm" means the component is not populated

by default

R25

Disconnect RS485 Receive data from PA21

JP31

1-2

RS232 USART and RS485 selection

JP29

1-2

AUDIO Amplifier power select between +5V and VCC33

REV

DATE

MODIF.

DES.

DATE

VER.

SCALE

1/1

REV.

SHEET

This agreement is our property. Reproduction and publication without our written authorization shall expose offender to legal proceedings.

INIT EDIT

A

2

7

A

XX-XXX-XX

JH

XXX

Board Configuration

08-Mar-11

SAM4S-EK

REV

DATE

MODIF.

DES.

DATE

VER.

SCALE

1/1

REV.

SHEET

This agreement is our property. Reproduction and publication without our written authorization shall expose offender to legal proceedings.

INIT EDIT

A

2

7

A

XX-XXX-XX

JH

XXX

Board Configuration

08-Mar-11

SAM4S-EK

REV

DATE

MODIF.

DES.

DATE

VER.

SCALE

1/1

REV.

SHEET

This agreement is our property. Reproduction and publication without our written authorization shall expose offender to legal proceedings.

INIT EDIT

A

2

7

A

XX-XXX-XX

JH

XXX

Board Configuration

08-Mar-11

SAM4S-EK