STMicroelectronics BlueNRG-LP

• Bluetooth Low Energy system-on-chip supporting Bluetooth 5.2 specifications
  • 2 Mbps data rate
  • Long range (Coded PHY)
  • Advertising extensions
  • Channel selection algorithm #2
  • GATT caching
• Radio
  • RX sensitivity level: -97 dBm @ 1 Mbps, -104 dBm @ 125 kbps (long range)
  • Programmable output power up to +8 dBm (at antenna connector)
  • Data rate supported: 2 Mbps, 1 Mbps, 500 kbps and 125 kbps
  • 128 physical connections
  • Integrated balun
  • Support for external PA
  • BlueNRG core coprocessor (DMA based) for Bluetooth Low Energy timing critical operation
  • 2.4 GHz proprietary radio driver
  • Suitable for systems requiring compliance with the following radio frequency regulations: ETSI EN 300 328, EN 300 440, FCC CFR47 part 15, ARIB STD-T66
• Ultra-low power radio performance
  • 10 nA in SHUTDOWN mode (1.8 V)
  • 0.6 uA in DEEPSTOP mode (with external LSE and BLE wake-up sources, 1.8 V)
  • 0.9 uA in DEEPSTOP mode (with internal LSI and BLE wake-up sources, 1.8 V)
  • 4.3 mA peak current in TX (@ 0 dBm, 3.3 V)
  • 3.4 mA peak current in RX (@ sensitivity level, 3.3V)
• High performance and ultra-low power Cortex-M0+ 32-bit, running up to 64 MHz
• Dynamic current consumption: 18 µA/MHz
• Operating supply voltage: from 1.7 to 3.6 V
• -40 ºC to 105 ºC temperature range
• Supply and reset management
  • High efficiency embedded SMPS step-down converter with intelligent bypass mode
  • Ultra-low power power-on-reset (POR) and power-down-reset (PDR)
  • Programmable voltage detector (PVD)
• Clock sources
  • Fail safe 32 MHz crystal oscillator with integrated trimming capacitors
  • 32 kHz crystal oscillator
  • Internal low-power 32 kHz RO

• On-chip non-volatile Flash memory of 256 kB
• On-chip RAM of 64 kB or 32 kB
• One-time-programmable (OTP) memory area of 1 kB
• Embedded UART bootloader
• Ultra-low power modes with or without timer and RAM retention
• Quadrature decoder
• Enhanced security mechanisms such as:
  • Flash read/write protection
  • SWD disabling
  • Secure bootloader
• Security features
  • True random number generator (RNG)
  • Hardware encryption AES maximum 128-bit security co-processor
  • HW public key accelerator (PKA)
  • CRC calculation unit
  • 48-bit unique ID
• System peripherals
  • 1x DMA controller with 8 channels supporting ADC, SPI, I2C, USART and LPUART
  • 1x SPI
  • 2x SPI/I2S
  • 2x I2C (SMBus/PMBus)
  • 1x PDM (digital microphone interface)
  • 1x LPUART
  • 1x USART (ISO 7816 smartcard mode, IrDA, SPI Master and Modbus)
  • 1x independent WDG
  • 1x real time clock (RTC)
  • 1x independent SysTick
  • 1x 16-bit, 6 channel advanced timer
• Up to 32 fast I/Os
  • 28 of them with wake-up capability
  • 31 of them 5 V tolerant
• Analog peripherals
  • 12-bit ADC with 8 input channels, up to 16 bits with a decimation filter
  • Battery monitoring
  • Analog watchdog
  • Analog Mic I/F with PGA
• Development support
  • Serial wire debug (SWD)
  • 4 breakpoints and 2 watchpoints
• All packages are ECOPACK2 compliant

The STEVAL-IDB011V1 evaluation platform is designed to help you develop and test Bluetooth® low energy applications using the low power BlueNRG-LP system-on-chip in combination with inertial and environmental MEMS sensors and digital MEMS microphone, and various interface buttons and LEDs.

The BlueNRG-LP features a 64 MHz, 32-bit ARM® Cortex®-M0+ core, 256 KB programmable Flash, 64 KB SRAM, MPU, and an extensive peripheral set (6x PWM, 2x I²C, 2x SPI/I2S, SPI, USART, UART, PDM, 12-bit ADC SAR). It is compliant with the Bluetooth® LE specification, supporting master, slave, and simultaneous master-and-slave roles, data length extension, 2 Mbps, long range and extended advertising and scanning features.

Key features

• Bluetooth® low energy evaluation board based on the BlueNRG-LP Bluetooth low energy system-on-chip (QFN48 package)
• Associated BlueNRG-LP development kit SW package (STSW-BNRGLP-DK) including firmware and documentation
• Up to +8 dBm programmable output power (at antenna connector)
• Excellent receiver sensitivity (-96 dBm @1 Mbps, -103 dBm @125 bps long range)
• Very low power consumption: 3.4 mA RX @ sensitivity level, and 4.3 mA TX @ +0 dBm
• Supports master, slave, and simultaneous master-and-slave roles
• Bluetooth low energy data length extension, 2 Mbps, long range and extended advertising and scanning
• SMA connector for antenna or measuring equipment
• Arduino R3 connectors
• 3 user LEDs and 2 user buttons
• MEMS digital accelerometer/gyroscope
• MEMS digital pressure/temperature sensor
• MEMS digital microphone
• Embedded CMSIS-DAP debugger and drag&drop programming support
• RoHS compliant