RM0312 datasheet(12/275 Pages) STMICROELECTRONICS

12 / 275 page

Contents

RM0312

12/275

DocID022352 Rev 3

22.7.2

Reducing power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256

22.8

PXS interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257

22.9

ProxSense registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258

22.9.1

ProxSense Control Register 1 (PXS_CR1) . . . . . . . . . . . . . . . . . . . . . 258

22.9.2

ProxSense Control Register 2 (PXS_CR2) . . . . . . . . . . . . . . . . . . . . . 259

22.9.3

ProxSense Control Register 3 (PXS_CR3) . . . . . . . . . . . . . . . . . . . . . 260

22.9.4

ProxSense Interrupt and Status Register (PXS_ISR) . . . . . . . . . . . . . 261

22.9.5

ProxSense Clock Control Register 1 (PXS_CKCR1) . . . . . . . . . . . . . 262

22.9.6

ProxSense Clock Control Register 2 (PXS_CKCR2) . . . . . . . . . . . . . 263

22.9.7

Receiver Enable Register for Rx[9:8] (PXS_RXENRH) . . . . . . . . . . . . 264

22.9.8

Receiver Enable Register for Rx[7:0] (PXS_RXENRL) . . . . . . . . . . . . 264

22.9.9

Receiver Control Register 1 for Rx[9:8] (PXS_RXCR1H) . . . . . . . . . . 264

22.9.10 Receiver Control Register 1 for Rx[7:0] (PXS_RXCR1L) . . . . . . . . . . 264

22.9.11 Receiver Control Register 2 for Rx[9:8] (PXS_RXCR2H) . . . . . . . . . . 265

22.9.12 Receiver Control Register 2 for Rx[7:0] (PXS_RXCR2L) . . . . . . . . . . 265

22.9.13 Receiver Control Register 3 for Rx[9:8] (PXS_RXCR3H) . . . . . . . . . . 265

22.9.14 Receiver Control Register 3 for Rx[7:0] (PXS_RXCR3L) . . . . . . . . . . 265

22.9.15 Receiver Inactive State Register for Rx[9:8] (PXS_RXINSRH) . . . . . . 266

22.9.16 Receiver Inactive State Register for Rx[7:0] (PXS_RXINSRL) . . . . . . 266

22.9.17 Transmit Enable Register for Tx[15:8] (PXS_TXENRH) . . . . . . . . . . . 267

22.9.18 Transmit Enable Register for Tx[7:0] (PXS_TXENRL) . . . . . . . . . . . . 267

22.9.19 Maximum Counter Value Register for Rx[9:8] (PXS_MAXRH) . . . . . . 267

22.9.20 Maximum Counter Value Register for Rx[7:0] (PXS_MAXRL) . . . . . . . 267

22.9.21 Maximum Counter Enable Register for Rx[9:8] (PXS_MAXENRH) . . . 268

22.9.22 Maximum Counter Enable Register for Rx[7:0] (PXS_MAXENRL) . . . 268

22.9.23 Receiver Status Register for Rx[9:8] (PXS_RXSRH) . . . . . . . . . . . . . 269

22.9.24 Receiver Status Register for Rx[7:0] (PXS_RXSRL) . . . . . . . . . . . . . . 269

22.9.25 Counter Register for bits [15:8] of Receiver Channel n

(PXS_RXnCNTRH) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270

22.9.26 Counter Register for bits [7:0] of Receiver Channel n

(PXS_RXnCNTRL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270

22.9.27 Receiver 0 to 9 Sampling Capacitor (CS) Size Selection Registers 0-9

(PXS_RXnCSSELR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271

22.9.28 Receiver 0- to 9 Electrode Parasitic Compensation Capacitor (EPCC)

Size Selection Registers 0-9 (PXS_RXnEPCCSELR) . . . . . . . . . . . . . 271

22.9.29 ProxSense register map and reset values . . . . . . . . . . . . . . . . . . . . . . 272

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274

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