I●TA is built around Nordic's nRF9160 SiP and nRF52840 SoC
Microcontroller
Using nRF9160 allows I●TA to deliver:
Arm® Cortex®-M33
- Data watchpoint and trace (DWT), embedded trace macrocell (ETM), and instrumentation trace macrocell (ITM)
- Serial wire debug (SWD)
- Trace port
- 1 MB flash
- 256 kB low leakage RAM
- Arm TrustZone®
- Arm CryptoCell™ 310
- Up to 4x SPI master/slave with EasyDMA
- Up to 4x I2C compatible two-wire master/slave with EasyDMA
- Up to 4x UART (CTS/RTS) with EasyDMA
- I2S with EasyDMA
Other
- Digital microphone interface (PDM) with EasyDMA
- 4x pulse width modulator (PWM) unit with EasyDMA
- 12-bit, 200 ksps ADC with EasyDMA - eight configurable channels with programmable gain
- 3x 32-bit timer with counter mode
- 2x real-time counter (RTC)
- Programmable peripheral interconnect (PPI)
LTE Modem
The LTE modem inside nRF9160 packages:
Features
- Transceiver and baseband
- 3GPP LTE release 13 Cat-M1 and Cat-NB1 compliant
- 3GPP release 13 coverage enhancement
- 3GPP LTE release 14 Cat-NB2 compliant
- GPS receiver
- GPS L1 C/A supported
- QZSS L1 C/A supported
- Power saving features: DRX, eDRX, PSM
- IP v4/v6 stack
- Secure socket (TLS/DTLS) API
Bands
- Cat-M1: B1, B2, B3, B4, B5, B8, B12, B13, B18, B19, B20, B25, B26, B28, B66
- Cat-NB1/NB2: B1, B2, B3, B4, B5, B8, B12, B13, B17, B19, B20, B25, B26, B28, B66
Bluetooth
By including nRF52840 I●TA adds the following capabilities:
Radio
- 2.4 GHz Transceiver
- 2 Mbps, 1 Mbps, Long Range
- Bluetooth Low Energy, Bluetooth mesh
- ANT, 802.15.4, Thread, Zigbee
- NFC-A
- +8 dBm TX Power
MCU
- 64 MHz Cortex-M4 with FPU
- 1 MB Flash, 256 KB RAM
- PWM
- 12-bit ADC
- USB 2.0
Periphery
I●TA also packs the following periphery:
Periphery
- Low Power 3-axis accelerometer lsm303agr
- 3 magnetic field channels and 3 acceleration channels
- ±50 gauss magnetic dynamic range
- ±2/±4/±8/±16 g selectable acceleration full scales
- Single measurement mode for magnetometer
- Programmable interrupt generators for free-fall, motion detection, and magnetic field detection
- Embedded self-test
- Embedded temperature sensor
- LEDs
- General Purpose Button
Power
- Battery voltage reading
- Can be powered from any combination of USB, Battery, or VIN (e.g. solar panel)
- Nominal Operating Input voltage: 4.35V - 5.5V
- Battery voltage: 3.2V - 4.2V
- Over-voltage protection
- Under-voltage protection
- Low-noise, low power, switching power supply, with output up to 1000mA
- USB-friendly Li-Ion/LiPolymer charger with MPPT