LDS8161 IXYS Corporation, LDS8161 Datasheet - Page 5

• Manufacturer Part Number: LDS8161
• Description: 6-channel / 4-channel High-side Linear Wled Driver With Led Temperature Compensation Using Led-sensetm, I 2 C, And Digital Pwm
• Manufacturer: IXYS Corporation

LDS8161/41
Option 2: Combined (extended) protocol:
I
Standard protocol
Combined protocol:
WRITE INSTRUCTION SEQUENCE
Standard protocol:
© 2009 IXYS Corp.
Characteristics subject to change without notice
2
C BUS PROTOCOL
Write Instruction Example - Setting 20mA Current in LEDB1 and LEDB2
S: Start Condition
Sr Start Repeat Condition
R, W: Read bit (1), Write bit (0)
A: Acknowledge (SDAT high)
A*: Not Acknowledge (SDAT low)
P: Stop Condition
Slave Address: Device address 7 bits (MSB first).
Register Address: Device register address 8 bits
Data: Data to read or write 8 bits
S
- send by master
- send by slave
Slave Address
W
A
Register Address m
5
A
Sr
Slave Address
W
A
Doc. No. 8141/61_DS, Rev. N1.0
To: Reg. m
Data
A*
P