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NRF52811-QCAA-R 데이터시트(PDF) 7 Page - Nordic Semiconductor

부품명 NRF52811-QCAA-R
상세설명  nRF52811
PDF  444 Pages
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제조업체  NORDIC [Nordic Semiconductor]
홈페이지  https://www.nordicsemi.com/
Logo NORDIC - Nordic Semiconductor

NRF52811-QCAA-R 데이터시트(HTML) 7 Page - Nordic Semiconductor

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6.20.4 Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
306
6.20.5 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307
6.20.6 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . .
318
6.21 SWI — Software interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
6.21.1 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
6.22 TEMP — Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . 320
6.22.1 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
6.22.2 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . .
326
6.23 TWI — I2C compatible two-wire interface . . . . . . . . . . . . . . . . . . . . . 327
6.23.1 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . .
327
6.23.2 Master mode pin configuration . . . . . . . . . . . . . . . . . . . . . . .
327
6.23.3 Shared resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
328
6.23.4 Master write sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 328
6.23.5 Master read sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 329
6.23.6 Master repeated start sequence . . . . . . . . . . . . . . . . . . . . . . . 330
6.23.7 Low power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
6.23.8 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
6.23.9 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . .
338
6.24 TIMER — Timer/counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 339
6.24.1 Capture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
341
6.24.2 Compare . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
6.24.3 Task delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
6.24.4 Task priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
341
6.24.5 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
6.25 TWIM — I2C compatible two-wire interface master with EasyDMA . . . . . . . . . . . 346
6.25.1 EasyDMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 347
6.25.2 Master write sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
6.25.3 Master read sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
6.25.4 Master repeated start sequence . . . . . . . . . . . . . . . . . . . . . . . 350
6.25.5 Low power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
6.25.6 Master mode pin configuration . . . . . . . . . . . . . . . . . . . . . . .
351
6.25.7 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
6.25.8 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . .
362
6.25.9 Pullup resistor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
363
6.26 TWIS — I2C compatible two-wire interface slave with EasyDMA . . . . . . . . . . . . 363
6.26.1 EasyDMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
6.26.2 TWI slave responding to a read command . . . . . . . . . . . . . . . . . . . 366
6.26.3 TWI slave responding to a write command . . . . . . . . . . . . . . . . . . . 367
6.26.4 Master repeated start sequence . . . . . . . . . . . . . . . . . . . . . . . 368
6.26.5 Terminating an ongoing TWI transaction . . . . . . . . . . . . . . . . . . . . 369
6.26.6 Low power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369
6.26.7 Slave mode pin configuration . . . . . . . . . . . . . . . . . . . . . . . .
369
6.26.8 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370
6.26.9 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . .
380
6.27 UART — Universal asynchronous receiver/transmitter . . . . . . . . . . . . . . . . 380
6.27.1 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . .
381
6.27.2 Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
381
6.27.3 Shared resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
381
6.27.4 Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
381
6.27.5 Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
382
6.27.6 Suspending the UART . . . . . . . . . . . . . . . . . . . . . . . . . . .
383
6.27.7 Error conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
6.27.8 Using the UART without flow control . . . . . . . . . . . . . . . . . . . . . 383
6.27.9 Parity and stop bit configuration . . . . . . . . . . . . . . . . . . . . . . . 383
4454_140 v1.0
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