STM32L151CBU6 Development Board LoRaWAN Low Power IoT Node CP2102 USB to Serial Port SX1278 Module
- Stock: In Stock
- Model: EB0042714
- SKU: EB0042714
-In order to meet the user’s requirements for Ultra-Low-Power and standard LoRaWAN protocol, we designed this product. On the basis of STM32L151CBU6MCU and SX1278 LoRa chip(433, 470MHz), the low power current can reach to 6uA.
| Source | Parameter |
| MCU | STM32L151CBU6 (Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3) |
| LoRa chip | SX1278 |
| LoRa bands | EU_433, CN_470_510,two bands optional |
| LoRa maximum output power | 18dB ± 1dB |
| Hardware Resource | USART x 3; SPI x 2; I2C x 2; ; USB 2.0 x 1 |
| 12 – bits ADC; 12 – bits DAC | |
| DMA controller | |
| 28 general GPIO | |
| Flash | 128KB FLASH;16KB SRAM;4KB EEPROM;80B BACKUP REGISTER |
| Interface | Micro USB x 1; LoRa antenna(IPEX) x 1 |
| length x width x height(pin) | 57 x 27 x 7(14) mm |
| Battery type | Lithium |
| Low power design | Deep Sleep: 6uA |
| Electrical characteristics | Condition | Minimum | Typical | Maximum |
| Power Supply | USB powered(≥500mA) | 4.7V | 5V | 6V |
| Lithium powered(≥250mA) | 3.3V | 3.6V | 4.2V | |
| 3.3V(pin)powered(≥150mA) | 2.7V | 3.3V | 3.5V | |
| 5V(pin)powered(≥500mA) | 4.7V | 5V | 6V | |
| Power consumption(mA) | LoRa 10dB emission | 50mA | ||
| LoRa 12dB emission | 60mA | |||
| LoRa 15dB emission | 110mA | |||
| LoRa 20dB emission | 130mA | |||
| Output | 3.3V pin output | 500mA | ||
| 5V pin output (USB powered only) | Equal to the input current | |||
| External device power control (Vext 3.3V) | 350mA |
Package includes:
1 x STM32L151CBU6 Development Board
Shipping Time
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The timeline of the whole shipping process is shown below:
The total delivery time is calculated from the time your order is successfully placed to the time received. Total delivery time is broken down into processing time and shipping time.
Processing time: The time it takes to prepare your item(s), includes preparing your items, performing quality inspections, and packaging for shipment. Normally, the processing time is 1-3 days (Only include Monday to Saturday ) after getting your order.
Shipping time: The time for your item(s) to travel from our warehouse to your destination. The shipping time depends on the shipping method you chose. Please refer to the shipping rate section for details.
Shipping Rates
You could choose the shipping method based on your preference during checkout, different shipping methods will apply different rates and shipping times. Please check the following chart for detail:
You could choose the shipping method based on your preference during checkout, different shipping methods will apply different rates and shipping times. Please check the following chart for detail:
| Shipping Method | Shipping Rates | Shipping Times |
| Flat Shipping (Promotion) | $10 | About 5-30 Working Days to Worldwide (Only include Monday to Saturday ) |
Standard Express（0.5KG starting price listed） | Based On Weights | About 5-15 Working Days to Worldwide (Only include Monday to Saturday ) |
Priority Express （0.5KG starting price listed） | Based On Weights | About 3-7 Working Days to Worldwide (Only include Monday to Saturday ) |
In addition, the transit time depends on where you're located, the shipping method you choose, and where your package comes from. We will keep you informed of any problems here to help you get your order as soon as possible.
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