SH7055S Datasheet, PDF (678/1002 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

19.5.3 Boot Mode Operation and User Boot Mode Initial State
The AUD operation cannot be provided in the boot mode operation and user boot mode initial
states. For details on the boot mode and user boot mode, see section 22, ROM.
19.5.4 AUD Input Signal in Software Standby/Hardware Standby Mode
If the AUD interface input is changed during software standby/hardware standby mode operation,
the reliability may be lowered significantly. Be careful not to change the AUD input signal during
software standby/hardware standby mode operation.
Rev.2.0, 07/03, page 640 of 960