System Power Control Register 1 (Spowcr1); System Power Control Register 2 (Spowcr2); Rtc/Touch Panel/Key Input/Power Supply Status Register (Rtkisr) - Renesas SH7727 General Information Manual

R0P7727TH003TRKE General Information Manual

6.6.1 System Power Control Register 1 (SPOWCR1)

Address: 0x0070 Initial value: 0x01
D7 D6
0 0
R R
(1) SPOWER
SPOWER bit
0
1

6.6.2 System Power Control Register 2 (SPOWCR2)

Address: 0x0071 Initial value: 0x01
D7 D6
0 0
R R
(2) SFPOWER
SFPOWER
T-Engine is turned OFF by SH7727 control.
0
T-Engine is turned OFF by pressing the power-on switch. (Initial value)
1

6.6.3 RTC/Touch Panel/Key Input/Power Supply Status Register (RTKISR)

This status register indicates the RTC, touch panel, or key input status. Below is a brief description of the
status bits for power control.
Address: 0x0090 Initial value: 0x00
D7 D6
0 0
R R
(1) POWERIF
This bit will be functionally enhanced in the future. Don't access this register. When read, this bit is
always 0."
D5 D4
0 0
R R
System power supply: OFF
System power supply: ON (Initial value)
D5 D4
0 0
R R
D5 D4
0 IRRIF
R R/W
D3 D2
0 0
R R
Setting
D3 D2
0 0
R R
Setting
D3 D2
POWERIF KEYIF
R/W R/W
81
Power Supply Controller
D1 D0
0 SPOWER
R R/W
D1 D0
0 SFPOWER
R R/W
D1 D0
TPIF RTCIF
R/W R/W