[2SMPB-02E] Datasheet Rev.05(Jun.,2017)

13

Copyright 2017 OMRON Corporation. All Rights Reserved.

IO_SETUP : IO SETUP Register

bit7～5

t_stanby[2:0] : Standby time setting

000

001

010

011

100

101

110

111

1ms

5ms

50ms

250ms

500ms

1s

2s

4s

bit3～4

Reserved : keep these bits at 0

bit2

spi3_sdim : Select output type of SDI terminal

0 : Lo / Hi-Z output

1 : Lo / Hi output

bit1

Reserved : keep this bit at 0

bit0

spi3w : Change mode between SPI 4-wire and SPI 3-wire

0 : 4-wire (Default)

1 : 3-wire

CTRL_MEAS : Measurement Condition Control Register

bit7,6,5 temp_average[2:0]

Averaging times setting for Temperature measurement (skip means no measurement.）

000

001

010

011

100

101

110

111

skip

1

2

4

8

16

32

64

bit4,3,2 press_average[2:0]

Averaging times setting for Pressure measurement（skip means no measurement.）

000

001

010

011

100

101

110

111

skip

1

2

4

8

16

32

64

bit1,0

power_mode[1:0]

Operation mode setting

00

: Sleep mode

01,10

: Forced mode

11

: Normal mode

DEVICE_STAT : Device Status Register

bit7～4 Reserved : keep these bits at 0

bit3

measure

Device operation status. This value automatically changes.

0:

Finish a measurement -- waiting for next measurement

1:

On a measurement -- waiting for finishing the data store

bit2,1

Reserved : keep these bits at 0

bit0

otp_update

The status of OTP data access. This value automatically changes.

0:

No accessing OTP data

1:

While accessing OTP data

I²C_SET : Master code setting

bit7～3

Reserved : keep these bits at 0

bit2,1,0

master code[2:0]

Master code setting at I²C high-speed mode.

000

001

010

011

100

101

110

111

0x08

0x09

0x0A

0x0B

0x0C

0x0D

0x0E

0x0F

I²C Addr.

SPI Addr. Length

R/W

bit7

bit6

bit5

bit4

bit3

bit2

bit1

bit0

initial

0xF5

0x75

8bits

R/W

-

-

spi3_sdim

-

spi3w

0x00

IO_SETUP

Register Name

t_stanby[2:0]

I²C Addr.

SPI Addr. Length

R/W

bit7

bit6

bit5

bit4

bit3

bit2

bit1

bit0

initial

0xF4

0x74

8bits

R/W

0x00

Register Name

CTRL_MEAS

temp_average[2:0]

press_average[2:0]

power_mode[1:0]

I²C Addr.

SPI Addr. Length

R/W

bit7

bit6

bit5

bit4

bit3

bit2

bit1

bit0

initial

0xF3

0x73

8bits

R

-

-

-

-

measure

-

-

otp_update 0x00

Register Name

DEVICE_STAT

I²C Addr.

SPI Addr. Length

R/W

bit7

bit6

bit5

bit4

bit3

bit2

bit1

bit0

initial

0xF2

0x72

8bits

R/W

-

-

-

-

-

0x01

master_code[2:0]

Register Name

I²C_SET