AD9398 Analog Devices, AD9398 Datasheet - Page 37

• Manufacturer Part Number: AD9398
• Description: Display Interface
• Manufacturer: Analog Devices

SERIAL INTERFACE READ/WRITE EXAMPLES
Write to one control register:
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Write to four consecutive control registers:
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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 10. Serial Interface—Typical Byte Transfer
BIT 6
BIT 5
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BIT 4
BIT 3
Read from one control register:
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Read from four consecutive control registers:
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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
AD9398