nRF54L15-based telemetry engine. Configurable 4G transmission. Built-to-order with PETG.
Next-gen ultra-low power wireless SoC. Dual-core processing optimized for long-term remote monitoring.
Using non-volatile Ferroelectric RAM (FRAM). Faster write speeds and higher endurance than standard Flash for rapid sampling.
Seamless integration via REST API. Direct telemetry forwarding to client dashboards and industrial ERP systems.
Industrial telemetry demands reliability, power efficiency, and cellular connectivity. Here's why nRF54L15 outperforms the competition.
| Feature |
nRF54L15
Norway
|
ESP32-C3
China
|
ATSAML21
USA
|
STM32U0
Europe
|
|---|---|---|---|---|
| Origin | Norway | China | USA | Europe |
| Core Tech | 22nm Dual-Core (Pro) | 40nm Single-Core | 90nm Single-Core | 90nm Single-Core |
| Bootup Delay | Instant (10 µs) | Very Slow (50,000 µs) | Fast (15 µs) | Instant (10 µs) |
| Storage Size | 1.5 MB | 4 MB | 256 KB | 256 KB |
| Saving Speed | Blazing Fast (RRAM) | Moderate (Flash) | Slow (Flash) | Slow (Flash) |
| Active Power | Ultra-Efficient | High Consumption | Ultra-Efficient | Ultra-Efficient |
| Voltage Range | 1.7V to 3.6V | 3.0V to 3.6V | 1.62V to 3.6V | 1.71V to 3.6V |
Advanced 22nm fabrication technology vs. 40nm (ESP32-C3) and 90nm (ATSAML21/STM32U0). Smaller transistors mean better power efficiency, faster performance, and lower heat generation.
10 µs wakeup time (tied with STM32U0) vs ESP32-C3's glacial 50,000 µs. Critical for battery-powered telemetry where the device must wake, sample, transmit, and sleep rapidly.
Blazing fast RRAM (Resistive RAM) vs traditional Flash memory in competitors. Faster write speeds, lower power consumption, and higher endurance for continuous data logging.
For industrial 4G telemetry, nRF54L15 delivers a complete single-chip solution. 22nm process node, instant 10µs bootup, and RRAM storage outclass the competition. While ESP32-C3 excels at WiFi and ATSAML21 has wider voltage range, Nordic's integrated LTE-M modem eliminates external components entirely.
1. SAMPLING: Acquire raw sensor readings at configurable frequency.
2. LOGGING: Average sampled readings over a set window for trend accuracy.
3. TRANSMISSION: Pushes averaged logs to API endpoints at scheduled intervals.
The ST-01 doesn't just push raw noise. Our firmware acquires readings at a high sampling rate, then averages them into logged data points for transmission. Total control over data density and 4G airtime.