Stratus Pro (Gen 2) Overview
nRF9161 + nPM1300
Board Layout
Technical specifications and features
Most of the specifications outlined below are based on Nordic's nRF9161 Product Specification.
MCU: Latest Gen Nordic nRF9161 SiP
ARM Cortex-M33 with 1MB Flash
256kB RAM
ARM® TrustZone®
ARM® Cryptocell 310
Up to 4x SPI, I2C, and UART with Easy DMA
I2S w/ EasyDMA
4x PWM with EasyDMA
12bit SADC with EasyDMA
2x RTC
PPI (Programmable peripheral interconnect) interface
Modem
Transceiver and baseband
3GPP LTE release 14 LTE-M/NB-IoT support
DECT NR+ ready
GPS/GNSS receiver
RF Transceiver for global coverage supporting bands:
B1, B2, B3, B4, B5, B8, B12, B13, B17, B18, B19, B20, B25, B26, B28, B65 (new), B66, and B85 (new)
Supports 4FF Nano SIM
Pre-programmed MCUBoot bootloader
nPM1300 Power Management IC
800 mA battery charger
Dual 200 mA buck DCDC regulator
Battery fuel gauge controlled via I2C
Battery charge status and protection
Energy harvester IC
BQ25185 battery charger with solar input from Texas Instruments
Charge Vin: 3V to 18V
Dynamic Power Management
Supports battery types Li-ion, Li-Poly, and LiFePO4 chemistries
Integrated full battery protection
Board Operating Power Supply
Operating range 1.8 to 5.5V
External LiPo battery connection (2 Pin JST type)
Maximum output current: 800mA
Stratus Output Voltages (Accessible via Headers)
1.8V
3.3V
5V (VUSB)
VBAT
USB-TYPE-C
For USB-to-Serial, DFU, and application firmware programming and debugging plus LiPo battery charging
Debugger & Programmer
Supports J-Link and CMSIS-DAP-based programmers
Onboard 10-pin 0.05" (1.27mm) SWD/JTAG pin connector
User I/O
Feather compatible header
28 user-programmable GPIOs
2 x push buttons (1 x Reset, 1 x user-programmable)
1 x user-programmable LED
Antenna connections
1 x U.FL for LTE-M/NB-IoT
1 x U.FL for passive GPS antenna
Onboard sensors
STMicroelectronics LIS2DH MEMS digital output motion sensor: ultra-low-power high-performance 3-axis Femto accelerometer
Battery fuel gauge
Temperature sensor (enabled by nPM1300)
External Storage
16 KBit I2C EEPROM memory (24CW160T)
External Peripheral Interface
Stratus Pro board has a QWIIC connector to interface external shields, sensors, and much more.
Power switch
SPDT slide switch for turning ON/OFF the power to the Stratus Pro board
SIM Compatibility
4FF Nano SIM card holder
eSIM footprint to solder your own
Software-based SIM support
Prepaid Data
500 MB of cellular data
250 SMS
10-year data validity
Service available in 100+ countries (LTE + NB-IoT)
Physical Size
66.04 mm x 25.40 mm
Download the Full Datasheet
What's included in the box
Congratulations on receiving your Conexio Stratus Pro kit. Your package includes:
Hardware
1 x Conexio Stratus Pro dev kit.
1 x 1NCE IoT SIM card
1 x Getting Started instructions card
Preloaded Firmware
Out-of-the-box, Stratus Pro kit comes with pre-loaded firmware that periodically blinks the LED.
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