Freescale Semiconductor FRDM-FXS-MULTI 데이터 시트
MPL3115A2
Sensors
Freescale Semiconductor, Inc.
Freescale Semiconductor, Inc.
17
7
Register Descriptions
Table 9. Register Address Map
Register
Address
Address
Name
Reset
Reset
when
STBY
to
Active
Type
Auto-Increment
Address
Comment
0x00
Sensor Status Register
(STATUS)
(1)(2)
0x00
Yes
R
0x01
Alias for DR_STATUS or F_STATUS
0x01
Pressure Data Out MSB
(OUT P_MSB)
(1)(2)
0x00
Yes
R
0x02
0x01
Bits 12-19 of 20-bit
real-time Pressure
sample.
Root pointer to
Pressure and
Temperature FIFO
data.
0x02
Pressure Data Out CSB
(OUT_P_CSB)
(1)(2)
0x00
Yes
R
0x03
Bits 4-11 of 20-bit real-time Pressure sample
0x03
Pressure Data Out LSB
(OUT_P _LSB)
(1)(2)
0x00
Yes
R
0x04
Bits 0-3 of 20-bit real-time Pressure sample
0x04
Temperature Data Out MSB
(OUT_T_MSB)
(1)(2)
0x00
Yes
R
0x05
Bits 4-11 of 12-bit real-time Temperature
sample
0x05
Temperature Data Out LSB
(OUT_T _LSB)
(1)(2)
0x00
Yes
R
0x00
Bits 0-3 of 12-bit real-time Temperature
sample
0x06/0x00
Sensor Status Register
(DR_STATUS)
(1)(2)
0x00
Yes
R
0x07
Data Ready status information
0x07
Pressure Data Out Delta MSB
(OUT_P_DELTA MSB)
(1)(2)
0x00
Yes
R
0x08
Bits 12-19 of 20-bit Pressure change data
0x08
Pressure Data Out Delta CSB
(OUT_P_DELTA_CSB)
(1)(2)
0x00
Yes
R
0x09
Bits 4-11 of 20-bit Pressure change data
0x09
Pressure Data Out Delta LSB
(OUT_P_DELTA_LSB)
(1)(2)
0x00
Yes
R
0x0A
Bits 0-3 of 20-bit Pressure change data
0x0A
Temperature Data Out Delta MSB
(OUT_T_DELTA_MSB)
(1)(2)
0x00
Yes
R
0x0B
Bits 4-11 of 12-bit Temperature change data
0x0B
Temperature Data Out Delta LSB
(OUT_T_DELTA_LSB)
(1)(2)
0x00
Yes
R
0x06
Bits 0-3 of 12-bit Temperature change data
0x0C
Device Identification Register
(WHO_AM_I)
0xC4
No
R
0x0D
Fixed Device ID Number
0x0D
FIFO Status Register
(F_STATUS)
(1)(2)
0x00
Yes
R
0x0E
FIFO Status: No FIFO event detected
0X0E/0x01
FIFO 8-bit Data Access
(F_DATA)
(1)(2)
0x00
Yes
R
0x0E
FIFO 8-bit data access
0x0F
FIFO Setup Register
(F_SETUP)
(1)(3)
0x00
No
R/W
0x10
FIFO setup
0x10
Time Delay
Register(TIME_DLY)
(1)(2)
0x00
Yes
R
0x11
Time since FIFO overflow
0x11
System Mode Register
(SYSMOD)
(2)
0x00
Yes
R
0x12
Current system mode
0x12
Interrupt Source Register
(INT_SOURCE)
(1)
0x00
No
R
0x13
Interrupt status
0x13
PT Data Configuration Register
(PT_DATA_CFG)
(1)(3)
0x00
No
R/W
0x14
Data event flag configuration
0x14
BAR Input in MSB
(BAR_IN_MSB)
(1)(3)
0xC5
No
R/W
0x15
Barometric input for Altitude calculation
bits 8-15
0x15
BAR Input in LSB
(BAR_IN_LSB)
(1)(3)
0xE7
No
R/W
0x16
Barometric input for Altitude calculation bits
0-7