SH7713 datasheet(338/904 Pages) RENESAS

338 / 904 page

Section 10 Power-Down Modes

Rev.1.50 Aug. 30, 2006 Page 298 of 860

REJ09B0288-0150

10.1.3

Input/Output Pins

Table 10.2 lists the pins used for the power-down modes.

Table 10.2

Pin Configuration

Pin Name

Symbol

I/O

Description

Processing state 1

STATUS1

Processing state 0

STATUS0

Indicates the operating state of the processor.

HH: Reset

HL: Sleep mode

LH: Standby mode

LL: Normal operation

Power-on reset

RESETP

Inputting low level signal to this pin cause a transition

to power-on reset processing.

Manual reset

RESETM

Inputting low level signal to this pin cause a transition

to manual reset processing.

Note:

H and L indicate high and low levels, respectively. The STATUS1 and STATUS0 pins

indicate the pin status in this order.

10.2

The following registers are used for the power-down modes. Refer to section 23, List of Registers,

for the addresses and access size for these registers.

• Standby control register (STBCR)

• Standby control register 2 (STBCR2)

• Standby control register 3 (STBCR3)

10.2.1

Standby Control Register (STBCR)

STBCR is an 8-bit readable/writable register that specifies the state of the power-down mode. This

′00 at power-on reset but retains the previous value after manual reset.

SH7713 Datasheet(PDF) 338 Page - Renesas Technology Corp

SH7713 Datasheet(HTML) 338 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL