NXP Semiconductors
FXPS7115D4
Digital absolute pressure sensor, 40 kPa to 115 kPa
Table 66.ꢀDSP_CFG_U4 - DSP user configuration #4 register (address 43h) bit description
Bit
7 to 4
2
Symbol
reserved
INT_OUT
Description
These bits are reserved.
The interrupt pin configuration bit selects the mode of operation for the interrupt pin.
0 — Open drain, active high with pull-down current
1 — Open drain, active low with pullup current
1 to 0
reserved
These bits are reserved.
7.7.12.4 DSP_CFG_U5 - DSP user configuration #5 register (address 44h)
The DSP user configuration register #5 is a read/write register that contains DSP-specific
configuration information. This register is included in the read/write array error detection.
Table 67.ꢀDSP_CFG_U5 - DSP user configuration #5 register (address 44h) bit allocation
Bit
7
6
5
4
3
2
1
0
Symbol
Factory default
Access
ST_CTRL[3:0]
reserved
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Table 68.ꢀDSP_CFG_U5 - DSP user configuration #5 register (address 44h) bit description
Bit
Symbol
Description
7 to 4
ST_CTRL[3:0]
The self-test control bits select one of the various analog and digital self-test features of the device as shown in
Table 69. The self-test control bits are not included in the read/write array error detection.
3 to 0
reserved
These bits are reserved.
Table 69.ꢀSelf-test control bits
ST_CTRL[3] ST_CTRL[2] ST_CTRL[1] ST_CTRL[0] Function
SNS_DATAx_X contents
16-bit data
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Normal pressure signal
P-cell common mode verification
reserved
reserved
reserved
reserved
reserved
reserved
DSP write to SNS_DATAx_X registers inhibited. 0000h
DSP write to SNS_DATAx_X registers inhibited. AAAAh
DSP write to SNS_DATAx_X registers inhibited. 5555h
DSP write to SNS_DATAx_X registers inhibited. FFFFh
reserved
reserved
reserved
reserved
reserved
8171h
reserved
reserved
reserved
Digital self-test 0
Digital self-test 1
Digital self-test 2
Digital self-test 3
6C95h
807Ah
78ACh
FXPS7115D4
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© NXP B.V. 2019. All rights reserved.
Product data sheet
Rev. 3 — 5 December 2019
43 / 72
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