BU21170MUV

9/29

TSZ02201-0L5L0F300830-1-2

© 2013 ROHM Co., Ltd. All rights reserved.

14.Jul.2016 Rev.002

www.rohm.com

TSZ22111・15・001

【

0x1B : State of interrupt from the peripherals】

Name:

STATE_INT

Address:

0x1B

Description:

This register shows the peripheral which issues an interrupt to MPU.

1 : Interrupt is. 0 : Interrupt is not.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1B

PWM3

PWM2

PWM1

PWM0

WDT

-

AFE

I2C

R/W

R

R

R

R

R

-

R

R

Initial val.

0

0

0

0

0

0

0

0

【

0x1C : State of IC】

Name:

STATE

Address:

0x1C

Description:

This register indicates the state of IC.

Indicates whether the IC is in calibration or not.

1 : In calibration. 0 : Not in calibration

The required time for calibration.：About 140 msec.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1C

-

-

-

-

-

-

-

CALIB

R/W

-

-

-

-

-

-

-

R

Initial val.

0

0

0

0

0

0

0

0

【

0x1D : Sensor State】

Name:

STATE_SIN

Address:

0x1D

Description:

This register indicates the state of each sensor

1 : Switch-on. (Register ‘SIN_DATA’ > Register ‘TH_ON’)

0 : Switch-off. (Register ‘SIN_DATA’ < Register ‘TH_OFF’)

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1D

-

-

-

SIN4

SIN3

SIN2

SIN1

SIN0

R/W

-

-

-

R

R

R

R

R

Initial val.

0

0

0

0

0

0

0

0

【

0x1E : Read register for operation check of IC】

Name:

RACT

Address:

0x1E

Description:

This register is a read register for operational check of the IC. The value written to the write register for

operation check (Address is 0xFE) is copied to this register. If the write value and the read value are equal,

MPU and I/F are operating normally.

The required time to copy to this register from the write register for operation check : About 20usec.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1E

RACT[7:0]

R/W

R

R

R

R

R

R

R

R

Initial val.

0

0

0

0

0

0

0

0

【

0x85 , 0x8A : Software Reset】

Name:

SOFTRESET

Address:

0x85, 0x8A

Description:

These registers are used for hardware reset. If the 0x85 register’s value is 0x55 and the 0x8A is 0xAA,

then a hardware reset will be done.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x85

SRST[7:0]

0x8A

SRST[15:8]

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

Initial val.

0

0

0

0

0

0

0

0