SPIRIT1 RF Transceiver Development Kits The STEVAL-IKR002Vx development kit includes two RF daughterboards based on the SPIRIT1 low-power, sub-1GHz transceiver chip and two motherboards based on a STM32L microcontroller. Three kits are available, tuned for the 433MHz, 868MHz or 915MHz ISM bands. RF Operating Frequency: 433MHz (STEVAL-IKR002V3), 868MHz (STEVAL-IKR002V4), 915MHz (STEVAL-IKR002V5)

RF Motherboard
STM32L 32-bit Cortex-M3 microcontroller
USB connector for PC GUI interaction and firmware updates
RF Daughterboard connectors
JTAG debug connector
STLM75 I²C temperature sensor
LIS3DH 3-axis SPI accelerometer
5 x user LEDs
5-position thumb joystick
Reset pushbutton
User pushbutton

RF Daughterboard
SPIRIT1 RF transceiver chip
Motherboard connectors
Antenna matching components
SMA antenna socket

RS Product Codes
880-1573 STEVAL-IKR002V3 433MHz Development Kit
880-1577 STEVAL-IKR002V4 868MHz Development Kit
880-1586 STEVAL-IKR002V5 915MHz Development Kit

RS Product Codes for Devices
771-7027 SPIRIT1QTR RF transceiver