Sensry GmbH

OVERVIEW

The Sensry Kallisto® embeds sensing, processing, energy management and radio communications in one monolithic size-optimized PCB module. The PCB module also provides core and an optional part of sensors and power management add-ons to enable a huge variety of IoT applications.

Moreover, the Sensry Kallisto® ecosystem provides a hardware abstraction layer that allow developers to seamlessly interact with the module and its features in order to reduce the development cycle. This includes also OTA updates of the firmware SDK and the user software.

Bluetooth® LE antenna and matching network on-PCB; embedded low power sensors: 16-bit IMU and geomagnetic sensor; optional ambient sensors and wireless charge capability. Firmware and software development tools; Pre-programmed Bluetooth LE protocol stack; over-the-air firmware updates. Designed to be seamlessly integrated in different architectures, to allow for shorter development cycles and stimulate the creation of new IoT solutions.

KEY FEATURES

• PCB core module
  • Multiprotocol Bluetooth® Low Energy
  • Antenna-on-Module
  • Low power ARM microcontroller
  • Low power 3-axis accelerometer
  • Low power 3-axis gyroscope
  • Low power 3-axis geomagnetic sensor
  • Temperature
  • Humidity
  • Air Pressure
  • Battery fuel gauge
  • LiPo charger
• PCB additional sensor & wireless charge module (optional):
  • VOC
  • Light Sensor
  • Wireless Qi Power Receiver
  • USB connector for power supply

TARGET APPLICATIONS

• Wireless Wearable Technology
• Wireless connected sensors for healthcare, sport, fitness and industrial applications
• Wireless for IoT applications
• Wireless connected objects
• Wireless connected presence sensors
• Wireless Home automation
• Beacons

TECHNICAL DATA

Package dimensions
High density PCB 28 x 11.5 (L x W)

Bluetooth
Low Energy (BLE) Antenna on-PCB 2.5dBi Gain (2.44GHz)

Supply Voltage
2.2V…5.5V (compatible with Li-Ion, Li-SOCl, Li-MnO2 and 2 Alkaline batteries)
Internal Step-down converter for 1.8V
Up to 90% efficiency at 10μA

Digital Interface
TWI and SWD (for Programming/Debugging)

MCU
32bit ARM Cortex M4F – Nordic nRF52
512KB Flash memory, 64kB RAM
SWD debug interface
OTA (over the air) firmware update

3-axis Accelerometer (Bosch BMI160)
Acc. ranges:
±2g, ± 4g, ±8g, ±16g
±2g: 16384 LSB/g
±4g: 8192 LSB/g
±8g: 4096 LSB/g
±16g: 2048 LSB/g

3-axis Gyroscope (Bosch BMI160)
Gyro. ranges: ± 125°/s, ± 250°/s, ± 500°/s, ± 1000°/s, ± 2000°/s
Gyro.. typical sensitivity:
±125 °/s: 262.4 LSB/°/s
±250 °/s: 131.2 LSB/°/s
±500 °/s: 65.6 LSB/°/s
±1000 °/s: 32.8 LSB/°/s
±2000 °/s: 16.4 LSB/°/s

3-axis Magnetometer (Bosch BMM150)
EMF ranges: ± 1300 μT (x-, y-axis); ± 2500 μT (z-axis)
Resolution: 0.3 μT – 12 Bit

Temperature (Bosch BME280)
-40 … 85°C
Accuracy:
0 … 64°C: ±1.0°C
-20 … 0°C: ±1.25°C
-30 … -20°C: ±1.5°C

Relative Humidity (Bosch BME280)
0 … 100% rel. humidity
Response time: 1s
Accuracy tolerance: ±3% rel. humidity
Hysteresis: ±1% rel. humidity

Pressure (Bosch BME280)
Pressure Range:
300 … 1100 hPa
RMS Noise: 0.2 Pa, equiv. to 1.7cm
Offset temp. coeff.: ±1.5 Pa/K

Light (TI OPT3002)
Optical Spectrum: 300nm – 1000nm
Measurement levels: 1.2nW/cm² - 10mW/cm²

Air quality (AMS CC811)
eTVOC (equivalent Volatile Organic Compound): 0 ppb … 32768 ppb

Revolutionized New Platform for All Integrated Smart & Secure Sensors

Next generation applications in logistics, robotics, automation, smart home and building, consumer and white goods, smart city and renewable energy require the adaption of smart and secure sensors with data connectivity. Existing semiconductor standard solutions often provide insufficient flexibility and missing software environment. The most critical item, however, is the missing inherent data security approach encompassing the complete value chain of the product.

The Solution

Sensry a newly established company offers an individual sensor node with highly flexible and customizable hardware configurations according to customer requirements. The universal sensor platform USeP combines cutting-edge assembly and packaging technologies with new design methods as well as various integration possibilities for sensors.

Main Product Features

• Integration of various sensors
• Support of multiple communication standards
• Low power consumption
• RISC-V performance for smart node computing
• Adequate memory resources
• Inherent multi-layer data security and authentication
• Very fast design using standard library HW chiplets
• Smallest form factor due to advanced packaging
• Available software toolchain
• Integration in fog, edge and cloud computing

Key features

• Selection of Top-Level sensors
  • Acceleration
  • Gyroskope
  • Magnetometer
  • Vibration
  • Temperature
  • Pressure
  • Humidity
  • VOC
• RF tranceiver on Bottom-Level
  • 2,4 GHz WiFi Tranceiver
  • 2,4 GHz Bluetooth Tranceiver
• Application processor on Mid-Level
  • RISC-based multicore, running at max. 400MHz
  • RISCY Data acquisition Unit (DAQU)
  • 8 RISCY Data Proc. Units (DPU) with FPU
  • Event bus
  • DMA
• Security features
  • Crypto Co-Processor
  • Secure Boot ROM
  • Secure MRAM / SRAM
  • True Random Number Generator (TRNG)
  • One-Time-Programmable Memory (OTP) for Keys and Certificates
• Interfaces (Mid-to-Top, Mid-to-Bottom-Level)
  • 1 HyperBus (for external RAM/Flash)
  • 3 UART (up to 2Mbit/s, two of them with hardware handshake)
  • 4 I2C (up to 400kHz)
  • 4 I2S
  • 7 SPI (up to 50MHz)
  • 1 CAN-FD
  • 1 RGMII with MDIO for Ethernet-Phy
  • Debug JTAG | System JTAG
  • 1 25MS/s 12bit SAR ADC
  • 1 100kS/s 11bit ultra low power SAR ADC
  • 1 16Bit Sigma Delta ADC (Audio)
  • 32 GPIO (configurable for 1.8V or 3.3V operation)
  • Each interface (except GPIO) can be induvidually disabled for power saving
• Memory
  • 512kB MRAM (256kB Secure MRAM + 256kB MRAM)
  • 4MB SRAM
  • 256kB SRAM for each core in the DPU (Tightly coupled

Applications

• Sensor node for Internet of Things (IoT)
  • Home automation
  • Sensor networks
  • Building automation
  • Condition monitoring
  • Retro Fitting
  • Industrial applications
  • AI related applications
• Authentication and security devices
  • Identification key
  • Secure sensor data harvester
  • Secure blockchain wallet