m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 379

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

system including the microcomputer.
consumption of the total system. The registers related to the power saving functions are explained in the
following.
POWER SAVING FUNCTIONS
16.1 Overview
This chapter explains the functions to save the power consumption of the microcomputer and the total
16.1 Overview
Table 16.1.1 lists the overview of the power saving functions. Each of these functions saves the power
Table 16.1.1 Overview of power saving functions
16-2
Inactivity of system clock in
wait mode
Stop of oscillation circuit
Pin V
REF
disconnection
Item
In the wait mode, operating clocks for the internal peripheral
devices and f
When a stable clock externally generated is used, the drive
circuit for oscillation between pins X
(The output level at pin X
The V
is not used
REF
input can be disconnected when the A-D converter
7905 Group User’s Manual Rev.1.0
sys
can be inactive.
OUT
Function
is fixed to “H.”)
IN
and X
OUT
can be stopped.
CHAPTER 15. STOP
AND WAIT MODES
CHAPTER 4. CLOCK
GENERATING CIRCUIT,
Section 15.3 Stop mode
CHAPTER 12. A-D CONVERTER
Reference