Matrix LED Display Driver

8

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SDA

SCL

START

MSB

1

0

1

A3

A2

A1

A0

R/W

LSB

ACK

Figure 6. Slave Address

SDA

SCL

S

START CONDITION

STOP CONDITION

P

Figure 3. Start and Stop Conditions

DATA LINE STABLE,

DATA VALID

CHANGE OF DATA

ALLOWED

SDA

SCL

Figure 4. Bit Transfer

START CONDITION

1

SCL

SDA

BY TRANSMITTER

SDA

BY RECEIVER

S

2

8

9

CLOCK PULSE FOR ACKNOWLEDGMENT

Figure 5. Acknowledge