upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 276

• Manufacturer Part Number: upd70f3017ay
• Description: V850/sa1tm 32-/16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

10.3.13 Cautions
released) to a master device communication mode, first generate a stop condition to release the bus, then perform
master device communication.
been released (when a stop condition has not been detected).
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After a reset, when changing from a mode in which no stop condition has been detected (the bus has not been
When using multiple masters, it is not possible to perform master device communication when the bus has not
Use the following sequence for generating a stop condition.
(a) Set IIC clock select register 0 (IICCL0).
(b) Set bit 7 (IICE) of IIC control register 0 (IICC0).
(c) Set bit 0 of IICC0.
CHAPTER 10
User’s Manual U12768EJ4V1UD
SERIAL INTERFACE FUNCTION