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Rev. 1.0, 07/01, page 236 of 372
TDRE
SCL
(Master output)
SDA
(Master output)
SDA
(Slave output)
TEND
[5] Write data to ICDRT (third byte)
ICDRT
ICDRS
[2] Instruction of start
condition issuance
[3] Write data to ICDRT (first byte)
[4] Write data to ICDRT (second byte)
User
processing
1
Bit 7
Slave address
Address + R/
Data 1
Data 1
Data 2
Address + R/
Bit 6 Bit 7 Bit 6Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
2123456789
A
R/
Figure 15-5 Master Transmit Mode Operation Timing (1)
TDRE
[6] Issue stop condition. Clear TEND.
[7] Set slave receive mode
TEND
ICDRT
ICDRS
19 23456789
AA/
SCL
(Master output)
SDA
(Master output)
SDA
(Slave output)
Bit 7 Bit 6
Data n
Data n
Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
[5] Write data to ICDRT
User
processing
Figure 15-6 Master Transmit Mode Operation Timing (2)