HD64F3337YCP16V Datasheet, PDF (339/749 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Slave transmit mode
Write transmit data in ICDR
1
Read IRIC in ICSR
No
2
IRIC = 1?
Yes
Clear IRIC in ICSR
Read ACKB in ICSR
End
3
No
of transmission
(ACKB = 1)?
Yes
Write TRS = 0 in ICCR
4
1. Set transmit data for the second and
subsequent bytes.
2. Wait for 1 byte to be transmitted.
3. Test for end of transfer.
4. Select slave receive mode.
5. Dummy read (to release the SCL line).
Read ICDR
5
End
Figure 13.14 Flowchart for Slave Transmit Mode (Example)
307