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Rev. 1.0, 07/01, page 242 of 372
4. The last byte data is read by reading ICDRR.
ICDRS
ICDRR
12 134567899
AA
RDRF
Data 1 Data 2
Data 1
SCL
(Master output)
SDA
(Master output)
SDA
(Slave output)
SCL
(Slave output)
Bit 7 Bit 7Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
[2] Read ICDRR (dummy read)
[2] Read ICDRR
User
processing
Figure 15-11 Slave Receive Mode Operation Timing (1)
ICDRS
ICDRR
12345678 99
AA
RDRF
SCL
(Master output)
SDA
(Master output)
SDA
(Slave output)
SCL
(Slave output)
User
processing
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Data 1
[3] Set ACKBT
[3] Read ICDRR
[4] Read ICDRR
Data 2
Data 1
Figure 15-12 Slave Receive Mode Operation Timing (2)