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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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FXPS7115D4 датащи(PDF) 43 Page - NXP Semiconductors |
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FXPS7115D4 датащи(HTML) 43 Page - NXP Semiconductors |
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43 / 72 page  NXP Semiconductors FXPS7115D4 Digital absolute pressure sensor, 40 kPa to 115 kPa FXPS7115D4 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2019. All rights reserved. Product data sheet Rev. 3 — 5 December 2019 43 / 72 Table 66. DSP_CFG_U4 - DSP user configuration #4 register (address 43h) bit description Bit Symbol Description 7 to 4 reserved These bits are reserved. 2 INT_OUT 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 ST_CTRL[3:0] reserved Factory default 0 0 0 0 0 0 0 0 Access 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 Normal pressure signal reserved 0 0 0 1 P-cell common mode verification reserved 0 0 1 0 reserved reserved 0 0 1 1 reserved reserved 0 1 0 0 DSP write to SNS_DATAx_X registers inhibited. 0000h 0 1 0 1 DSP write to SNS_DATAx_X registers inhibited. AAAAh 0 1 1 0 DSP write to SNS_DATAx_X registers inhibited. 5555h 0 1 1 1 DSP write to SNS_DATAx_X registers inhibited. FFFFh 1 0 0 0 reserved reserved 1 0 0 1 reserved reserved 1 0 1 0 reserved reserved 1 0 1 1 reserved reserved 1 1 0 0 Digital self-test 0 8171h 1 1 0 1 Digital self-test 1 6C95h 1 1 1 0 Digital self-test 2 807Ah 1 1 1 1 Digital self-test 3 78ACh |
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