NORDIC nRF52832 の特徴とアプリケーションまとめ： 2.4GHz BLE(Bluetooth® low energy), Internet of Things (IoT), ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz
NORDIC nRF52832 の「特徴とアプリケーション」の注目点をまとめます。
詳しくは、NORDIC社の データシート v1.3 を入手して、その高性能・多機能が詰め込まれた最先端 IoT・BLEデバイスの情報を読み取り、ご自身の実装アプリケーションを想像してみてください。2017年初頭現在、量産品であり、国内技適証明のあるモジュールも入手可能です。
• Bluetooth無線通信： 2.4GHz BLE(Bluetooth Kow Energy)
• -96 dBm sensitivity in Bluetooth® low energy mode
• 1 Mbps, 2 Mbps supported data rates (Bluetooth4.xに加え、5拡張可能性)
• TX power -20 to +4 dBm in 4 dB steps
• 低消費電力
• TX power -20 to +4 dBm in 4 dB steps
• Flexible power management
• Supply voltage range 1.7 V–3.6 V
• Supply voltage range 1.7 V–3.6 V
• 0.3 μA at 3 V in OFF mode
• 超小型パッケージ 2種から選択可能
• QFN48 package, 6 × 6 mm
• WLCSP package, 3.0 × 3.2 mm
• ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz
• 512 kB flash/64 kB RAM または • 256 kB flash/32 kB RAM
• ハードウェアAES暗号処理機能搭載： AES HW encryption with EasyDMA
• Type 2 near field communication (NFC-A) tag with wakeup-on-field and touchto-pair capabilities
詳細は、 NORDIC社のページを参照ください。
データシート v1.3 から「特徴とアプリケーション」の部分を引用します(英文)：
Key features
• 2.4 GHz transceiver
• -96 dBm sensitivity in Bluetooth® low energy mode
• 1 Mbps, 2 Mbps supported data rates
• TX power -20 to +4 dBm in 4 dB steps
• Single-pin antenna interface
• 5.3 mA peak current in TX (0 dBm)
• 5.4 mA peak current in RX
• RSSI (1 dB resolution)
• ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz
• 215 EEMBC CoreMark® score running from flash memory
• 58 μA/MHz running from flash memory
• 51.6 μA/MHz running from RAM
• Data watchpoint and trace (DWT), embedded trace macrocell (ETM), and instrumentation trace macrocell (ITM)
• Serial wire debug (SWD)
• Trace port
• Flexible power management
• Supply voltage range 1.7 V–3.6 V
• Fully automatic LDO and DC/DC regulator system
• Fast wake-up using 64 MHz internal oscillator
• 0.3 μA at 3 V in OFF mode
• 0.7 μA at 3 V in OFF mode with full 64 kB RAM retention
• 1.9 μA at 3 V in ON mode, no RAM retention, wake on RTC
• Memory
• 512 kB flash/64 kB RAM
• 256 kB flash/32 kB RAM
• Nordic SoftDevice ready
• Support for concurrent multi-protocol
• Type 2 near field communication (NFC-A) tag with wakeup-on-field and touchto-pair capabilities
• 12-bit, 200 ksps ADC - 8 configurable channels with programmable gain
• 64 level comparator
• 15 level low power comparator with wakeup from System OFF mode
• Temperature sensor
• 32 general purpose I/O pins
• 3x 4-channel pulse width modulator (PWM) units with EasyDMA
• Digital microphone interface (PDM)
• 5x 32-bit timers with counter mode
• Up to 3x SPI master/slave with EasyDMA
• Up to 2x I2C compatible 2-Wire master/slave
• I2S with EasyDMA
• UART (CTS/RTS) with EasyDMA
• Programmable peripheral interconnect (PPI)
• Quadrature decoder (QDEC)
• AES HW encryption with EasyDMA
• Autonomous peripheral operation without CPU intervention using PPI and
EasyDMA
• 3x real-time counter (RTC)
• External system
• Single crystal operation
• On-chip balun (single-ended RF)
• Few external components
• Package variants
• QFN48 package, 6 × 6 mm
• WLCSP package, 3.0 × 3.2 mm
Applications
• Internet of Things (IoT)
• Home automation
• Sensor networks
• Building automation
• Industrial
• Retail
•
Personal area networks
• Health/fitness sensor and monitor devices
• Medical devices
• Key fobs and wrist watches
•
Interactive entertainment devices
• Remote controls
• Gaming controllers
•
Beacons
•
A4WP wireless chargers and devices
•
Remote control toys
•
Computer peripherals and I/O devices
• Mouse
• Keyboard
• Multi-touch trackpad
• Gaming
