Predictive Maintenance with Edge AI
Monitoring machinery vibration, temperature, and current patterns to detect anomalies before failures occur. Models analyze time-series sensor data to predict remaining useful life or flag abnormal behavior. Runs continuously on low-power MCUs attached to industrial equipment.
Hardware Requirements
| Minimum RAM | 64 KB |
| Minimum Flash | 512 KB |
| Sensor Inputs | accelerometer, temperature |
| Typical Model Size | 30 KB (quantized int8) |
Compatible Microcontrollers
ESP32
Espressif
520 KB RAM · 240 MHz
$5–$15 (dev board)
ESP32-C3
Espressif
400 KB RAM · 160 MHz
$4–$10 (dev board)
ESP32-C6
Espressif
512 KB RAM · 160 MHz
$5–$15 (dev board)
ESP32-S3
Espressif
512 KB RAM · 240 MHz
$10–$25 (dev board)
i.MX RT1062
NXP
1024 KB RAM · 600 MHz
$25–$40 (dev board)
nRF52833
Nordic Semiconductor
128 KB RAM · 64 MHz
$10–$25 (dev board)
nRF52840
Nordic Semiconductor
256 KB RAM · 64 MHz
$20–$35 (dev board)
RA6M5
Renesas
512 KB RAM · 200 MHz
$25–$50 (dev board)
STM32F4
STMicroelectronics
192 KB RAM · 168 MHz
$10–$30 (dev board)
STM32F7
STMicroelectronics
512 KB RAM · 216 MHz
$25–$60 (dev board)
STM32H7
STMicroelectronics
1024 KB RAM · 480 MHz
$30–$80 (dev board)
STM32L4
STMicroelectronics
128 KB RAM · 80 MHz
$15–$50 (dev board)
STM32U5
STMicroelectronics
786 KB RAM · 160 MHz
$20–$50 (dev board)
Hardware Guides
ESP32-C3 Predictive Maintenance with Edge Impulse
The ESP32-C3 is an excellent match for predictive maintenance with Edge Impulse. 400 KB SRAM delivers 6.3x the 64 KB minimum while 160 MHz p…
ESP32-C3 Predictive Maintenance with TFLite
The ESP32-C3 handles predictive maintenance classification with TFLite Micro, though its single RISC-V core at 160 MHz requires careful reso…
ESP32-C6 Predictive Maintenance with Edge Impulse
Espressif's ESP32-C6 excels at predictive maintenance via Edge Impulse. The 1-core risc-v at 160 MHz with 512 KB SRAM handles 30 KB quantize…
ESP32-C6 Predictive Maintenance with TFLite Micro
Espressif's ESP32-C6 excels at predictive maintenance via TFLite Micro. The 1-core risc-v at 160 MHz with 512 KB SRAM handles 30 KB quantize…
ESP32 Predictive Maintenance with Edge Impulse
The ESP32 handles vibration-based predictive maintenance with Edge Impulse by classifying accelerometer patterns into normal, warning, and f…
ESP32 Predictive Maintenance with TFLite Micro
The ESP32 is an excellent match for predictive maintenance with TFLite Micro. 520 KB SRAM delivers 8.1x the 64 KB minimum while 240 MHz proc…
ESP32-S3 Predictive Maintenance with Edge Impulse
The ESP32-S3 is an excellent match for predictive maintenance with Edge Impulse. 512 KB SRAM delivers 8.0x the 64 KB minimum while 240 MHz p…
ESP32-S3 Predictive Maintenance with TFLite Micro
The ESP32-S3 is an excellent match for predictive maintenance with TFLite Micro. 512 KB SRAM delivers 8.0x the 64 KB minimum while 240 MHz p…
i.MX RT1062 Predictive Maintenance with CMSIS-NN
For predictive maintenance, the i.MX RT1062 with CMSIS-NN scores Excellent. Its 1024 KB internal SRAM (16.0x the required 64 KB) and 600 MHz…
i.MX RT1062 Predictive Maintenance with TFLite Micro
For predictive maintenance, the i.MX RT1062 with TFLite Micro scores Excellent. Its 1024 KB internal SRAM (16.0x the required 64 KB) and 600…
nRF52833 Predictive Maintenance with Edge Impulse
Running predictive maintenance on the nRF52833 with Edge Impulse is practical. 128 KB SRAM meets the 64 KB minimum with 2.0x headroom. The 6…
nRF52833 Predictive Maintenance with TFLite Micro
Running predictive maintenance on the nRF52833 with TFLite Micro is practical. 128 KB SRAM meets the 64 KB minimum with 2.0x headroom. The 6…
nRF52840 Predictive Maintenance with Edge Impulse
For predictive maintenance, the nRF52840 with Edge Impulse scores Excellent. Its 256 KB internal SRAM (4.0x the required 64 KB) and 64 MHz c…
nRF52840 Predictive Maintenance with TFLite Micro
For predictive maintenance, the nRF52840 with TFLite Micro scores Excellent. Its 256 KB internal SRAM (4.0x the required 64 KB) and 64 MHz c…
RA6M5 Predictive Maintenance with CMSIS-NN
Renesas's RA6M5 excels at predictive maintenance via CMSIS-NN. The 1-core cortex-m33 at 200 MHz with 512 KB SRAM handles 30 KB quantized mod…
RA6M5 Predictive Maintenance with TFLite Micro
For predictive maintenance, the RA6M5 with TFLite Micro scores Excellent. Its 512 KB internal SRAM (8.0x the required 64 KB) and 200 MHz clo…
STM32F4 Predictive Maintenance with Edge Impulse
Running predictive maintenance on the STM32F4 with Edge Impulse is practical. 192 KB SRAM meets the 64 KB minimum with 3.0x headroom. The 16…
STM32F4 Predictive Maintenance with TFLite Micro
The STM32F4 is a widely used Cortex-M4 for vibration-based predictive maintenance. With 192 KB SRAM, 168 MHz clock, and DSP instructions, it…
STM32F7 Predictive Maintenance with CMSIS-NN
STMicroelectronics's STM32F7 excels at predictive maintenance via CMSIS-NN. The 1-core cortex-m7 at 216 MHz with 512 KB SRAM handles 30 KB q…
STM32F7 Predictive Maintenance with TFLite Micro
The STM32F7 is an excellent match for predictive maintenance with TFLite Micro. 512 KB SRAM delivers 8.0x the 64 KB minimum while 216 MHz pr…
STM32H7 Predictive Maintenance with CMSIS-NN
STMicroelectronics's STM32H7 excels at predictive maintenance via CMSIS-NN. The 1-core cortex-m7 at 480 MHz with 1024 KB SRAM handles 30 KB …
STM32H7 Predictive Maintenance with Edge Impulse
The STM32H7 paired with Edge Impulse delivers industrial-grade predictive maintenance. The 1 MB SRAM and 480 MHz Cortex-M7 handle multi-sens…
STM32H7 Predictive Maintenance with TFLite Micro
The STM32H7 is an excellent match for predictive maintenance with TFLite Micro. 1024 KB SRAM delivers 16.0x the 64 KB minimum while 480 MHz …
STM32L4 Predictive Maintenance with Edge Impulse
The STM32L4 with Edge Impulse enables battery-operated predictive maintenance for remote machinery. Its ultra-low-power modes (under 100 nA …
STM32L4 Predictive Maintenance with TFLite Micro
The STM32L4 handles predictive maintenance effectively with TFLite Micro. 128 KB SRAM at 80 MHz provides 2.0x headroom over the 64 KB requir…
STM32U5 Predictive Maintenance with CMSIS-NN
The STM32U5 is an excellent match for predictive maintenance with CMSIS-NN. 786 KB SRAM delivers 12.3x the 64 KB minimum while 160 MHz proce…
STM32U5 Predictive Maintenance with TFLite Micro
STMicroelectronics's STM32U5 excels at predictive maintenance via TFLite Micro. The 1-core cortex-m33 at 160 MHz with 786 KB SRAM handles 30…
Industry Applications
Orchestrate Predictive Maintenance with ForestHub
Your devices run predictive maintenance on-device. ForestHub on your Linux edge gateway ingests their results over MQTT/Modbus/OPC-UA, orchestrates the sense-reason-act loop as an auditable graph, and acts on the line — the LLM is one node among many.