upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 169

Manufacturer Part Number

upd70f3422gj-gae-qs-ax

32-bit Single-chip Microcontroller

Manufacturer

Renesas Electronics Corporation.

Clock Generator

The HALT mode can be entered from normal run mode. In HALT mode, all

clock settings remain unchanged. Only the CPU clock is suspended and hence

program execution.

Clock Generator status in HALT mode

The HALT mode can be released by any unmasked maskable interrupt, NMI or

system reset.

On HALT mode release, all clock settings remain unchanged. The CPU clock

resumes operation.

Preliminary User’s Manual U17566EE1V2UM00

Main oscillator

Sub oscillator

Ring oscillator

VBCLK (CPU system)

PCLK0, PCLK1

PCLK2…PCLK15

SPCLK0, SPCLK1

SPCLK2…SPCLK15

WTCLK / LCDCLK

Clock setup is unchanged