STM32L432KC
1 deviceProducts with the STM32L432KC ultra-low-power ARM Cortex-M4 microcontroller featuring 256KB flash, 64KB SRAM, and hardware crypto.
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Heltec Turtle Board

Ultra-low-power LoRa development board with STM32L432KC ARM Cortex-M4 MCU and SX1276 transceiver, capable of 10-year battery life on AAA cells using the RadioShuttle peer-to-peer protocol.
ARM Cortex-M4F single-core @ 80MHz, FPU, DSP, AES-256 hardware crypto64KB SRAM256KB
~$41View
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