1

1

2

2

3

3

4

4

D D

C C

B B

A A

1

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

Connector1 A

10/7/2011 6:29:15 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\Connector.SchDoc

Title

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Revision:

Sheet ofTime:A

1 23 45 67 89 10

111315

121416

798-DF11CZ16DS2V22H10203-ND798-DF11Z-16DS-2V22

P7

DF11CZ-16DS-2V

I/O1I/O2I/O3

User Interface

I/O4

GND

GND

CLOCKiDATAi

I/O5I/O6I/O7

MCLRnVCC

VBUS1 USB1D-USB1D+

BUZZER

I2CDTA I2CCLKUARTRX UARTTX

Digital DigitalDigitalDigitalDigitalDigitalDigitalDigital IO8Digital IO9UARTTX UARTRX

AnalogAnalogAnalogAnalogUARTTX/RX UARTTX/RX

SPI_DO SPI_CLKSPI_SS SPI_DI

AN19/RP19/RG8RA5 AN16/RPI41/RC4 RP16/RF3 RP11/RD0 SDA/RA3 SCL/RA2CLOCKDATA

2

1

3

516-1785-2-ND

D3

HBAT-540C-TR1G

VCC

2

1

3

516-1785-2-ND

D4

HBAT-540C-TR1G

VCC

DATA

CLOCK

CLOCKi

DATAi

470 ohm1/10W

5%

311-470GRTR-ND

R20

470 ohm1/10W

5%

311-470GRTR-ND

R26

USB Serial I2CRS485/232 SerialAnalog Inputs

Buzzer

Defaults

4 Wire SPI

H2

MOUNTING_HOLE

H1 H3 H4

456

123

78910

A98074-ND3151275S8348722N5665

CN2

TB10-254

I/O1I/O2I/O3I/O4I/O5I/O6I/O7CLOCKDATAGND

123456

CN3

TC2030-MCP-NL

VCCProgramming Interface

MCLRn

399-5089-2-ND

C14

0.1u CLOCKiDATAi

12345678

JP712345678

JP612345678

JP512345678

JP412345678

JP3

A B C D E

TXRX

RXATXA

I/O7CTSAI/O6I/O5BUZZERI/O4I/O3

CTS

RTSA

RTSCTS I/O1

I/O2TXACLOCK

DATA

RTSCTSA

RXA

SCLSDA

VINAdiv10

VINBdiv10BUZZER

IO1IO2IO3IO4IO5IO6IO7IO8IO9

CTS485 CTS

3 4

1 2

SW1

TL3301

MCLRn

Reset Button

TP1

Test Point

GND

GNDGND

GND

1

1

2

2

3

3

4

4

D D

C C

B B

A A

1

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

Block Diagram1 A

10/7/2011 6:29:15 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\BlockDiagram.SchDoc

Title

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Date:File:

Revision:

Sheet ofTime:A

1

1

2

2

3

3

4

4

D D

C C

B B

A A

4

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

USB5 A

10/7/2011 6:29:15 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\USB.SchDoc

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:A

32

54

P$1

P$2

1

P$3P$4

VBUSD-D+ID

GND

P6

USBTYPEBMINIRA

32

54

P$1

P$2

1

P$3P$4

VBUSD-D+ID

GND

P8

USBTYPEBMINIRA

VBUS1

VBUS2

GND

GND

VBUSCOM

USB to VCC Regulator

VBUSREGRegular output @3.6Volts.

VCC

FB1p8

150mA

EN3 FB 4

GND2

VIN1 VOUT 5

296-22896-2-ND

U5

TPS71701

490-1587-2-NDC122.2uF

V3.6

Power input sources (200mA limit)USB1D-USB1D+

USB2D-USB2D+

USB Flash Drive/CDC

USB Serial Port

USB2D-USB2D+

VBUS2 GND

GP0GP1GP2

GP3GP4GP5GP6GP7RSTn

TXARXACTSA

RTSA

399-5089-2-ND

C150.1u

VBUS2

399-5089-2-ND

C160.1u

RSTn

1 3

12MHz

2

X1RESONATOR

OSC1OSC2

OSC1 OSC2

VDD1

OSC12

OSC23

RSTn4

GP7/TxLED5

GP6/RxLED6

GP57

GP48

GP39

TX10 RTS 11RX 12CTS 13GP2 14GP1 15GP0 16Vusb 17D- 18D+ 19VSS 20U6

MCP2200

VUSB2

445-3454-2-ND

C11470nF

VUSB2

VBUS2

10k1/10W

5%

311-10KGRTR-ND

R16

470 ohm1/10W

5%

311-470GRTR-ND

R14

324k1/8W

1%

311-324KCTR-ND

R12

1.13M1/8W

1%

311-1.13MCTR-ND

R7

123456

P3MCLRnVDD

DATAVSS

CLKLVP

GNDVBUS2RSTn

USB2D+USB2D-

12345

P4

123

P5

GP3GP4GP5GP6GP7

GP0GP1GP2

Reset Circuit

PICKIT Programming

IO

USB to Serial and Host Processor

VDD4

STAT1

Vbat 3

PROG 5

Vss 2

MCP73831T-2ACI/OTCT-ND

U3

MCP73832

12160-1183-2-ND

DS1LED SMT

470 ohm1/10W

5%

311-470GRTR-ND

R5

JST 2mm

2k ohm1/10W 5%311-2.0KGRCT-ND

R6

VBAT

490-3335-1-ND

C54u7 / 25V 490-3335-1-ND

C64u7 / 25V

Lithium Battery Charger

1

2

455-1749-1-ND

P2

1

2

WM7620CT-ND

P1

+

+VBUS2

Regular output @3.3Volts.

FB1p8a

150mA

EN3 FB 4

GND2

VIN1 VOUT 5

296-22896-2-ND

U7

TPS71701

490-1587-2-NDC132.2uF

V3.6a

324k1/8W

1%

311-324KCTR-ND

R18

1.13M1/8W

1%

311-1.13MCTR-ND

R17VBATREG

Molex 1.25mm

BAT to VCC Regulator

1 2 3

4 5 6

SW2SWDPDT

VBUSCOM

VBAT VBATREG

VBUSREGPower Switch

2

1

3

BAT54CWT-TPCT-ND

D1

Diode

2

1

3

BAT54CWT-TPCT-ND

D2

Diode

490-3335-1-ND

C9

4u7 / 25V

1

1

2

2

3

3

4

4

D D

C C

B B

A A

4

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

Serial5 A

10/7/2011 6:29:15 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\Serial.SchDoc

Title

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Date:File:

Revision:

Sheet ofTime:A

DIN111

DIN210

ROUT112

ROUT29

C1+1

C1-3

C2+4

C2-5

V+2

V-6

DOUT1 14

DOUT2 7

RIN1 13

RIN2 8

VCC 16

GND 15

U1

MAX3232CPWR

VCC

VCC

RXD

TXD

TX

RX232

C1+C1-C2+C2-

V+V-

RS232 level shifter

CTS

RTS

CTSD

RTSD

399-5089-2-ND

C7

0.1u

399-5089-2-ND

C2

0.1u

399-5089-2-ND

C1

0.1u

399-5089-2-ND

C30.1u

399-5089-2-ND

C4

0.1u

DB9

RXD

TXDCTSD

RTSD

GND

1

2

3

4

5

6

7

8

9

10 11

GND

RIDTR

CTSTXD

RTSRXD

DSRDCD

P9

15747150-7

456

123

789

10

A98074-ND3151275S8348722N5665

CN1

TB10-254

76

1

4

32

5

8RO

REnDE

DI

AB

GND

VCC

ADM3485ARZ-ND

U2

ADM3485

CTS485

TX

RX485

GND

VCC

RS485DATARS485DATAn

RS485DATARS485DATAn

GND

RXD

TXDCTSD

RTSD

VCC

RS485 level shifter

SDASCL

GND

123

JP2

RX485

RX232RX

10k1/10W

5%

311-10KGRTR-ND

R32

VCC

399-5089-2-ND

C8

0.1u

SCL2 A0 7

GND4 ALT3

A2 5A1 6

SDA1 V+ 8U10

TMP175AID

16k x 8

A01

A12

A23

GND4

VCC 8

WP 7

SCL 6

SDA 5

U4

AT24C1024N-200

SDASCL

GND

GND

SDASCL

VCC

VCC

399-5089-2-ND

C190.1u

399-5089-2-ND

C100.1u

VCC

VCC

SCL 5GND2

REXT3 INTn 4

VDD1 SDA 6

ISL29003IROZ-T7TR-ND

U11

ISL29003

VCCGND SCL

SDA

100k1/10W

5%

P100KGDKR-ND

R30

I2C Temperature

I2C Ambient Light Sensor

I2C Memory

100k1/10W

5%

P100KGDKR-ND

R1

10k1/10W

5%

311-10KGRTR-ND

R33

VCCVCC

SDASCL

1

1

2

2

3

3

4

4

D D

C C

B B

A A

4

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

LEDs5 A

10/7/2011 6:29:16 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\LEDs.SchDoc

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:A

1 2

160-1183-2-ND

DS3

LED SMT

1 2

160-1183-2-ND

DS4

LED SMT

1 2

160-1183-2-ND

DS5

LED SMT

1 2

160-1183-2-ND

DS6

LED SMT

1 2

160-1183-2-ND

DS7

LED SMT

1 2

160-1183-2-ND

DS8

LED SMT

1 2

160-1183-2-ND

DS9

LED SMT

1 2

160-1183-2-ND

DS10

LED SMT

1 2

160-1183-2-ND

DS2

LED SMT

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

21

U8A

74HC04

470 ohm1/10W

5%

311-470GRTR-ND

R19

470 ohm1/10W

5%

311-470GRTR-ND

R21

470 ohm1/10W

5%

311-470GRTR-ND

R22

470 ohm1/10W

5%

311-470GRTR-ND

R23

470 ohm1/10W

5%

311-470GRTR-ND

R24

470 ohm1/10W

5%

311-470GRTR-ND

R25

470 ohm1/10W

5%

311-470GRTR-ND

R27

470 ohm1/10W

5%

311-470GRTR-ND

R28

470 ohm1/10W

5%

311-470GRTR-ND

R29

I/O1

I/O2

I/O3

I/O4

I/O5

I/O6

I/O7

43

U8B

74HC04

65

U8C

74HC04

89

U8D

74HC04

1011

U8E

74HC04

1213

U8F

74HC04

21

U9A

74HC04

43

U9B

74HC04

65

U9C

74HC04

399-5089-2-ND

C17

0.1u

VCC

399-5089-2-ND

C18

0.1u

VCC

1 2

160-1183-2-ND

DS11

LED SMT

VCC

470 ohm1/10W

5%

311-470GRTR-ND

R31MCLRn 89

U9D

74HC04

CLOCKi

DATAi

PIC1701

PIC1702

COC17

PIC1801

PIC1802

COC18

PIDS201 PIDS202

CODS2

PIDS301 PIDS302

CODS3

PIDS401 PIDS402

CODS4

PIDS501 PIDS502

CODS5

PIDS601 PIDS602

CODS6

PIDS701 PIDS702

CODS7

PIDS801 PIDS802

CODS8

PIDS901 PIDS902

CODS9

PIDS1001 PIDS1002

CODS10

PIDS1101 PIDS1102

CODS11

PIR1901 PIR1902

COR19

PIR2101 PIR2102

COR21

PIR2201 PIR2202

COR22

PIR2301 PIR2302

COR23

PIR2401 PIR2402

COR24

PIR2501 PIR2502

COR25

PIR2701 PIR2702

COR27

PIR2801 PIR2802

COR28

PIR2901 PIR2902

COR29

PIR3101 PIR3102

COR31

PIU801 PIU802

COU8A

PIU803 PIU804

COU8B

PIU805 PIU806

COU8C

PIU808PIU809

COU8D

PIU8010PIU8011

COU8E

PIU8012PIU8013

COU8F

PIU901 PIU902

COU9A

PIU903 PIU904

COU9B

PIU905 PIU906

COU9C

PIU908PIU909

COU9D

PIU903NLCLOCKi

PIU905NLDATAi

PIC1702

PIC1802

PIU807

PIU907

PIU805NLI0O1

PIU803NLI0O2

PIU801NLI0O3

PIU809NLI0O4

PIU8011NLI0O5

PIU8013NLI0O6

PIU901NLI0O7

PIU909NLMCLRn

PIR3101PIU908

PIR2901PIU906

PIR2801PIU904

PIR2701PIU902

PIR2501PIU8012

PIR2401PIU8010

PIR2301PIU808

PIR2201PIU802

PIR2101PIU804

PIR1901PIU806

PIDS1101PIR3102

PIDS1001PIR2902

PIDS901PIR2802

PIDS801PIR2702

PIDS701PIR2502

PIDS601PIR2402

PIDS501PIR2302

PIDS401PIR2202

PIDS301PIR2102

PIDS201PIR1902

PIC1701

PIC1801

PIDS202

PIDS302

PIDS402

PIDS502

PIDS602

PIDS702

PIDS802

PIDS902

PIDS1002

PIDS1102

PIU8014

PIU9014

1

1

2

2

3

3

4

4

D D

C C

B B

A A

4

Earth Computer Technologies, Inc3184-J Airway AveCosta MesaCA 92626 USA4

Analog IO5 A

10/7/2011 6:29:16 PMM:\PCBs\Altium\ezLCD301EDK_Rev_A\Analog.SchDoc

Title

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Date:File:

Revision:

Sheet ofTime:A

VINAdiv10

1MegOhm InputVINA

10ohm(200mAfs)

909k1/8W

1%

311-909KCRTR-ND

R15

90.9k1/8W

1%

311-90.9KCTR-ND

R13

100ohm(20mAfs) VINBdiv10

1MegOhm InputVINB

10ohm(200mAfs)

909k1/8W

1%

311-909KCRTR-ND

R11

90.9k1/8W

1%

311-90.9KCTR-ND

R10

100ohm(20mAfs)

VCC

1

23

IRLML2402GTRPBFTR-ND

Q1MOSFET-N-SOT-23

GND

BUZZER

+1

-2

102-1195-2-ND668-1108-2-ND

SP1

CMT-1303

SMT

BUZZn

1k ohm1/10W5%

311-1.0KGRTR-ND

R3

10k ohm1/10W

5%311-10KGRTR-ND

R4

10k ohm1/10W5%311-10KGRTR-ND

R2

BUZ

12

JP1

20mA x 2.048V = 0.04096Watts200mA x 2.048V = 0.4096Watts

1001/2W5%

R81001/2W5%

R91kohm(2mAfs) 1kohm(2mAfs)

PIJP101

PIJP102 COJP1

PIQ101 PIQ102

PIQ103COQ1

PIR201

PIR202

COR2

PIR301PIR302

COR3

PIR401

PIR402

COR4

PIR801

PIR802 COR8

PIR901

PIR902 COR9

PIR1001

PIR1002 COR10

PIR1101

PIR1102 COR11

PIR1301

PIR1302 COR13

PIR1501

PIR1502 COR15

PISP101

PISP102

COSP1

PIQ101

PIR201PIR301

NLBUZPIR302

NLBUZZER

PIJP101

PIQ103

PIR402 PISP102

NLBUZZn

PIQ102

PIR202

PIR801 PIR901

PIR1001PIR1301

PIJP102PIR401PISP101

PIR802

PIR1502

NLVINA

PIR1302

PIR1501 NLVINAdiv10PIR902

PIR1102

NLVINB

PIR1002

PIR1101 NLVINBdiv10