STMicroelectronics
STM32WB Edge AI Guides
256 KB SRAM with Cortex-M4F FPU and DSP. Integrated BLE 5.3 and 802.15.4 radio enables wireless ML inference devices without external radio modules.
Hardware Specs
| Processor | ARM Cortex-M4F @ 64 MHz + Cortex-M0+ @ 32 MHz |
| Cores | 1 |
| Clock | 64 MHz |
| SRAM | 256 KB |
| Flash | 1 MB |
| FPU | single |
| Connectivity | Bluetooth 5.3 LE, 802.15.4 (Thread/Zigbee) |
| Key Features | Dual-core: M4F (application) + M0+ (radio stack), Integrated BLE 5.3 + 802.15.4 radio, Matter/Thread support, Ultra-low-power radio modes |
| Price | $4–$8 (chip), $15–$35 (dev board) |
Dev Boards in This Family
2 edge-AI-capable STM32WB development boards with specs and compatibility details.
Hardware Guides
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Orchestrate STM32WB Edge AI with ForestHub
The STM32WB runs inference on-device. ForestHub on your Linux edge gateway ingests its results over MQTT, orchestrates the sense-reason-act loop as a deterministic, auditable graph, and acts on the line.
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