© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 1 of 6 pageswww.e-Gizmo.com

LED Matrix Common Cathode Driver Shield

Hardware Manual Rev 1r0

FEATURES & SPECIFICATIONS • Capable of driving up to 5 Led Matrix Board (4 ft)• gizDuino & Arduino microcontroller Compatible Shield.• PCB Size: 66Lx58Wx19Hmm

Used in conjunction with our gizDuino (Arduino com-patible) controller and LED dot matrix display kit to build a full function LED dot matrix display system.

© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 2 of 6 pageswww.e-Gizmo.com

MAJOR COMPONENTS PRESENTATION

Figure 1. LED Matrix Controller Shield and its major components.

LED Matrix Common Cathode Driver Shield

© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 3 of 6 pageswww.e-Gizmo.com

PIN ASSIGNMENTS

Figure 2. JP3 Pin Assignments.

Pin No. Pin I.D. Description13 GND Ground.12 VCC Supply Voltage11 CLK I/O Clock10 DAT Data Out9 STR Strobe8 K7 I/O7 K6 I/O6 K5 I/O5 K4 I/O4 K3 I/O3 K2 I/O2 K1 I/O1 K0 I/O

Table 1. JP3 Pin Details.

LED Matrix Common Cathode Driver Shield

© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 4 of 6 pageswww.e-Gizmo.com

LED Matrix Common Cathode Driver Shield

Figure 3. Illustration of LED M

atrix Comm

on Cathode Driver Shield.att

ached to gizDuino

& connected to e-G

izmo’s ‘‘Red LED

Matrix Board’’.

© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 5 of 7 pageswww.e-Gizmo.com

+C1CA

PACITO

R POL

Vin

1

GND2

+5V3

U1

UA

7805KC

+C2CA

PACITO

R POL

VCC

R12

220

D1

4001

Q1

NPN

Q3

NPN

Q2

NPN

Q4

NPN

Q5

NPN

Q7

NPN

Q6

NPN

Q8

NPN

G0

G1

G2

G3

G4

G5

G6

G7

G0

G1

G2

G3

G4

G5

G6

G7

R4RES1R5RES1

R6RES1R7RES1

R11RES1

R10RES1

R9RES1R8RES1

VH

VH

12345678910111213

JP5

HEA

DER 13

VCC

D2

LED

11

2 233

Q9

MO

SFET N

11

2 233

Q10

MO

SFET N

11

2 233

Q11

MO

SFET N

11

2 233

Q12

MO

SFET N

11

2 233

Q13

MO

SFET N

11

2 233

Q14

MO

SFET N

11

2 233

Q15

MO

SFET N

11

2 233

Q16

MO

SFET N

1 2 3 4 5 6 7 8

JP3

HEA

DER 8

1 2 3 4 5 6 7 8

JP4

HEA

DER 8

0 1 2 3 4 5 6 7 8 9 10 11 12 13

1 2 3 4 5 6

JP2

HEA

DER 6

123456

JP1

HEA

DER 6

VIN

S1Reset

GN

DG

ND

+5V

RESET

A0

A1

A2

A3

A4

A5

AREF

+3.3V

RX TX

A0

A1

A2

A3

89

1011

VIN

VH

R147

R247

R347

765

STRD

AT

CLK

K0

K1

K2

K3

K4

K5

K6

K7

K0

K1

K2

K3

K4

K5

K6

K7

Figure 4. Schematic D

iagram of LED

Matrix Com

mon Cathode D

river Shield.

LED Matrix Common Cathode Driver Shield

© Copyright 2011 by e-Gizmo Mechatronix Central

All Rights Reserved

Pages 6 of 6 pageswww.e-Gizmo.com

PCB BOARD PRESENTATION

Figure 6. LED Matrix Common Cathode Driver Shield PCB Copper Pattern (Bottom Layer)

Figure 7. LED Matrix Common Cathode Driver Shield PCB Copper Pattern (Top Layer)

Figure 5. LED Matrix Common Cathode Driver Shield PCB (silkscreen layout)

LED Matrix Common Cathode Driver Shield