r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 846

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

Section 16 I
Rev. 2.00 Dec. 09, 2005 Page 822 of 1152
REJ09B0191-0200
2
C Bus Interface 3 (IIC3)
No
No
Clear ACKBT in ICIER to 0
Set ACKBT in ICIER to 1
Dummy-read ICDRR
Read RDRF in ICSR
Read RDRF in ICSR
Slave receive mode
Clear AAS in ICSR
Read ICDRR
Read ICDRR
Read ICDRR
RDRF=1 ?
RDRF=1 ?
Last receive
Figure 16.21 Sample Flowchart for Slave Receive Mode
End
- 1?
Yes
Yes
No
Yes
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[1] Clear the AAS flag.
[2] Set acknowledge to the transmit device.
[3] Dummy-read ICDRR.
[4] Wait for 1 byte to be received.
[5] Check whether it is the (last receive - 1).
[6] Read the receive data.
[7] Set acknowledge of the last byte.
[8] Read the (last byte - 1) of receive data.
[9] Wait the last byte to be received.
[10] Read for the last byte of receive data.
Note: When the size of receive data is only one byte in
reception, steps [2] to [6] are skipped after
step [1], before jumping to step [7]. The step [8]
is dummy-read in ICDRR.