Transceiver nRF24L01

Key Features

  • Worldwide 2.4GHz ISM band operation
  • Up to 2Mbps on air data rate
  • Ultra low power operation
  • 11.3mA TX at 0dBm output power
  • 12.3mA RX at 2Mbps air data rate
  • 900nA in power down
  • 22μA in standby-I
  • On chip voltage regulator
  • 1.9 to 3.6V supply range
  • Enhanced ShockBurstTM
  • Automatic packet handling
  • Auto packet transaction handling
  • 6 data pipe MultiCeiverTM
  • Air compatible with nRF2401A, 02, E1 and E2
  • Low cost BOM
  • ±60ppm 16MHz crystal
  • 5V tolerant inputs
  • Compact 20-pin 4x4mm QFN package

Applications

  • Wireless PC Peripherals
  • Mouse, keyboards and remotes
  • 3-in-one desktop bundles
  • Advanced Media center remote controls
  • VoIP headsets
  • Game controllers
  • Sports watches and sensors
  • RF remote controls for consumer electronics
  • Home and commercial automation
  • Ultra low power sensor networks
  • Active RFID
  • Asset tracing systems
  • Toys

STM32L-Discovery

Микроконтроллер STM32L152RBT6  Ядро Cortex-M3, 128 KB Flash, 16 KB RAM, 4 KB EEPROM

Интерфейсы USB 2.0 FS, 3xUSART, 2xSPI, 2xI2C, 8 таймеров
24-канальный 12-бит АЦП 1мкс, компараторы, 2х12-бит ЦАП
Полноценные часы реального времени
Встроенный контроллер LCD 8х40
Программатор отладчик ST-Link с возможностью программировать другие STM32.
LCD дисплей 24х8 в форм-факторе DIP28
Возможность измерения потребляемого тока
Четыре светодиода:
LD1 (красный/зеленый) для сигнализации обмена данных по USB
LD2 (красный) для питания 3.3В
Два пользовательских диода LD3 (зеленый) и LD4 (синий)
Две кнопки (user и reset)
Сенсорная клавиатура (четыре сенсорных кнопки или один слайдер)
Выводы STM32L152RBT6 выведены на контакты – можно использовать на беспаячной макетной плате

Руководство, примеры программного обеспечения, документация (English)

RFM23B-868-D

Features

  • „Frequency Range = 240–930 MHz „
  • Configurable packet structure
  • „Preamble detector
  • TX and RX 64 byte FIFOs
  • „Low battery detector
  • Temperature sensor and 8-bit ADC
  • „–40 to +85 °C temperature range
  • „Integrated voltage regulators
  • „Frequency hopping capability
  • „FSK, GFSK, and OOK modulation
  • „Power-on-reset (POR)
  • „Sensitivity = –118 dBm
  • +13 dBm Max Output Power
  • Configurable –8 to +13 dBm
  • Low Power Consumption
  • 18.5 mA receive
  • 28 mA @ +13 dBm transmit
  • Data Rate = 1 to 128 kbps
  • Power Supply = 1.8 to 3.6 V
  • Ultra low power shutdown mode
  • Digital RSSI
  • Wake-on-radio
  • Auto-frequency calibration (AFC)

UNIVERSAL ISM BAND FSK TRANSCEIVER MODULE WITH 500mW OUTPUT POWER RFM12BP

  • High output power with 500mW
  • Automatic frequency control (AFC)
  • High input sensitivity with -117dBm
  •  Low costing, high performance and price ratio
  • PLL and zero IF technology
  • Fast PLL lock time
  • High resolution PLL with 2.5 KHz step
  • High data rate (up to 115.2 kbps with internal
  • demodulator,with external RC filter highest data rate is 256 kbps)
  • 50 OHM antenna input/output
  • Programmable TX power
  • Data quality detection (DQD)
  • Internal data filtering and clock recovery
  • RX synchron pattern recognition
  • SPI compatible serial control interface
  • Clock and reset signal output for external MCU use
  • 16 bit RX Data FIFO
  • Two 8 bit TX data registers
  • Wakeup timer
  • 2.2V – 3.8V power supply for FSK IC, 12V power
  • Programmable TX frequency deviation (from 15 supply for power amplifier to 240 KHz)
  • Programmable receiver bandwidth (from 67 to 400 kHz)
  • Standby current less than 0.3uA
  • Supports very short packets (down to 3 bytes)
  • Analog and digital signal strength indicator (ARSSI/DRSSI)

Рубрика: ISM