M5STACK Unit C6L Intelligent Edge Computing Unit Tusi Lesona a le Pule
Unit C6L is an intelligent edge computing unit integrated with the M5Stack_Lora_C6module — featuring an Espressif ESP32-C6 SoC and Semtech SX1262 LoRa transceiver — and engineered with a modular design for long-range, low-power LoRaWAN communication alongside high-speed 2.4 GHz Wi-Fi and BLE connectivity.
It includes a 0.66″ SPI OLED display for real-time data visualization, a WS2812Caddressable RGB LED for system-status indication, a built-in buzzer for audible alerts, and front-panel buttons (SYS_SW) with a reset switch for local interaction. Astandard Grove I²C interface allows seamless integration with M5Stack hosts and various Grove sensors. The onboard USB Type-C port supports ESP32- C6 firmware programming, serial debugging, and 5 V power input, while automatic power switching and multi-channel ESD/surge protection ensure stable operation. Unit C6L excels at real-time data acquisition, edge-intelligence processing, and remote control, making it ideal for IoT applications such as smart agriculture, environmental monitoring, industrial IoT, smart buildings, asset tracking, and urban infrastructure sensing.\
1.1. Vaega C6L
- Mafai Feso'ota'iga
Integrated LoRa (Semtech SX1262), supporting LoRaWAN Class A/B/Candpointto-point modes 2.4 GHz Wi-Fi and BLE via ESP32-C6-MINI-1U - Processor & Performance
Main Controller: Espressif ESP32-C6 (single-core RISC-V, up to 40 MHz) On-chip Memory: 512 KB SRAM with integrated ROM - Power & Energy Management
Power Input: USB Type-C (5 V input) and Grove 5 V input - Fa'aaliga & Fa'ailoga
0.66″ SPI OLED display for real-time data visualization and status monitoringWS2812C addressable RGB LED for system-status indication Built-in buzzer for audible alerts - Interfaces & Controls
Grove I²C interface (with 5 V power) for seamless connection to M5Stack hostsandGrove sensors USB Type-C port for firmware programming, serial debugging, and power input Front-panel buttons (SYS_SW) and reset switch (MCU_RST) for local control - Expansion & Debug Pads
Bootloader pad: predefined jumper pad for entering bootloader mode Test points (TP1–TP8) for signal probing and in-circuit debug
2. FAAMATALAGA
Parameter | Fa'amatalaga |
MCU | Espressif ESP32-C6(tasi-autu RISC-V, e oo atu i le 40 MHz) |
Fesootaiga | LoRaWAN; 2.4 GHz Wi-Fi BLE |
Malosiaga Ulufale | USB Type-C(5V)ma Grove 5V |
Sapalai Voltage | 3.3 V(LDO i luga ole laupapa) |
Teuina o le Flash | 16 MB SPI Flash(128 Mbit) |
Fa'aaliga | 0.66”SPI OLED(128×64) |
Fa'ailoga | WS2812C fa'afeso'ota'i RGB LED |
Pisele | Pisele i luga o le laupapa |
Fa'amau | System button (SYS_SW)and reset button(MCU_RST) |
Fa'afeso'ota'i | Grove I²C; USB Type-C; ta'avale fa'apipi'i; pads debug TP1-TP8 |
Antenna | 2×SSMB-JEF clamp feso'ota'iga;2×IPEX-4 feso'ota'iga antenna |
Galulue Vevela | Galulue Vevela |
Vaega Faaopoopo | Multi-channel ESD/surge protection |
Tufuga | M5Stack Technology Co., Ltd Block A10, Expo Bay South Coast, Fuhai Street, Bao’an District, Shenzhen, China |
Frequency Range for CE | 2.4G Wi-Fi: 2412-2472MHz BLE: 2402-2480MHz Lora: 868-868.6MHz |
EIRP maualuga mo CE | BLE: 5.03dBm 2.4G Wi-Fi: 16.96dBm Lora: 9.45dBm |
Vaega e talia | The equipment provider declared that the receiver category for the EUTis2. |

3. Lapataiga FCC
FCC Lapataiga:
So'o se Suiga po'o ni suiga e le'i fa'amaonia manino e le itu e nafa ma le usita'ia e mafai ona fa'aleaogaina le pule a le tagata fa'aoga e fa'agaioi ai masini. O lenei masini e tausisia le vaega 15 o Tulafono FCC. O le fa'agaioiga e fa'atatau i aiaiga nei e lua: (1) O lenei masini e le mafai ona fa'alavelave fa'alavelave, ma (2) e tatau i lenei masini ona talia so'o se fa'alavelave e maua, e aofia ai fa'alavelave e ono tupu ai le fa'agaioiga le mana'omia.
FAAMATALAGA TAUA:
Manatua: This equipment has been tested and found to comply with the limits for a ClassBdigital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to
faʻasaʻo le faʻalavelave i se tasi pe sili atu o mea nei:
- Toe fa'atonu pe toe fa'anofo le antenna e maua ai.
- Increase the separation betweentheequipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. — Consult the dealer or an experienced radio/TV technician for help. FCC Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator&your body.
I. Installing Arduino IDE(https://www.arduino.cc/en/Main/Software)
Kiliki e asiasi i le ofisa Arduino website , ma filifili le afifi faʻapipiʻi mo lau
operating system to download. Ⅱ. Installing Arduino Board Management
1. Le Pule Faatonu URL is used to index the development board information for specific platform. In the Arduino IDE menu, select File -> Manatu
2. Kopi le pulega a le ESP URL i lalo i totonu o le Pule Fa'atonu Faaopoopo
URLs: field, and save.
https://espressif.github.io/arduino-esp32/package_esp32_dev_index.json
3. I le itu, filifili le Pule o le Komiti Fa'atonu, su'e le ESP, ma kiliki Fa'apipi'i.
4. I le itu, filifili le Pule o le Komiti, saili mo M5Stack, ma kiliki Faʻapipiʻi.
Depending on the product used, select the corresponding development board under
Tools -> Board -> M5Stack -> {ESP32C6 DEV Module board}.
5. Fa'afeso'ota'i le masini i lau komepiuta ma se uaea fa'amaumauga e fa'apipi'i ai le polokalame
Pepa / Punaoa
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