AD9397/PCB AD [Analog Devices], AD9397/PCB Datasheet - Page 24

• Manufacturer Part Number: AD9397/PCB
• Description: DVI Display Interface
• Manufacturer: AD [Analog Devices]

AD9397
SERIAL INTERFACE READ/WRITE EXAMPLES
Write to one control register:
•
•
•
•
•
Write to four consecutive control registers:
•
•
•
•
•
•
•
•
Start signal
Slave address byte (R/ W bit = low)
Base address byte
Data byte to base address
Stop signal
Start signal
Slave address byte (R/ W bit = low)
Base address byte
Data byte to base address
Data byte to (base address + 1)
Data byte to (base address + 2)
Data byte to (base address + 3)
Stop signal
SDA
SCL
BIT 7
Figure 8. Serial Interface—Typical Byte Transfer
BIT 6
BIT 5
Rev. 0 | Page 24 of 28
BIT 4
BIT 3
Read from one control register:
•
•
•
•
•
•
•
Read from four consecutive control registers:
•
•
•
•
•
•
•
•
•
•
BIT 2
Start signal
Slave address byte (R/ W bit = low)
Base address byte
Start signal
Slave address byte (R/ W bit = high)
Data byte from base address
Stop signal
Start signal
Slave address byte (R/ W bit = low)
Base address byte
Start signal
Slave address byte (R/ W bit = high)
Data byte from base address
Data byte from (base address + 1)
Data byte from (base address + 2)
Data byte from (base address + 3)
Stop signal
BIT 1
BIT 0
ACK