AD9882 Analog Devices, AD9882 Datasheet - Page 32

• Manufacturer Part Number: AD9882
• Description: Dual Interface for Flat Panel Displays
• Manufacturer: Analog Devices

AD9882
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
BIT 6
Figure 17. Serial Interface, Typical Byte Transfer
BIT 5
BIT 4
–32–
BIT 3
Read from one control register
Read from four consecutive control registers
∑ 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 2
BIT 1
BIT 0
ACK
REV. A