upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 764

Manufacturer Part Number

upd70f3422gj-gae-qs-ax

32-bit Single-chip Microcontroller

Manufacturer

Renesas Electronics Corporation.

Figure 19-53

Forced shutdown process

Do not read- or write-access any registers by software between setting the

EFSD bit and clearing the GOM bit.

OPMODE: Normal operation mode, normal operation mode with ABT,

receive-only mode, single-shot mode, self-test mode

Preliminary User’s Manual U17566EE1V2UM00

Shutdown successful

Clear GOM bit = 1

Set EFSD bit = 1

Set GOM bit = 0

Clear GOM bit.

GOM bit = 0?

Set EFSD bit.

GOM bit = 0,

EFSD bit = 0

Must be a continuous write.

CAN Controller (CAN)