I will use esp32, stm32, nrf52, arduino for lora, ble, wifi ble mesh, wifi mesh, zigbee

Certaines informations sont présentées en anglais.
4,8
4,8

Vietnam

Je parle Anglais, Japonais

174 commandes terminées

Embedded Systems Engineer, Firmware and Software Development

Greetings! I’m Ben, a hardware and firmware expert with 8+ years of experience in designing hardware, programming embedded systems, and developing high-performance software solutions. I specialize in ...

Niveau 2

Répond à des critères de performance élevés et a fait ses preuves en matière de satisfaction clients.

Très réactif

Connu(e) pour ses réponses exceptionnellement rapides

Ce que les gens ont aimé chez ce freelance

À propos de ce service

ELECTRONICS HARDWARE DESIGN:

  • SCH: Analog, Digital, RF (WiFI, 3G/LTE, GPS, etc.), Power electronics;
  • PCB Layout: 1 - 12 layers, High Density possible.
  • Electrical CAD: Altium Designer, Kicad.
  • Complex systems based on different SoC with High-Speed interfaces (DDR3, DDR4, PCIe, SATA, Gigabit Ethernet, POE)
  • IoT projects, Smart-home systems + Computer peripheral devices (USB, RS-232, RS485).


FIRMWARE:

  • MCU firmware in C/C++: MicroPython, ESP32, STM8, STM32, Arduino, NRF52, EFR32
  • Bluetooth Mesh, BLE, ZigBee, UWB, NB-IoT, 4G-LTE, Wifi Mesh, Lora, NFC,.....


Here are some examples of the embedded projects I can help you with:

  • BLE and BLE Mesh wireless network using ESP32, NRF52.
  • Wifi mesh using ESP32
  • Zigbee wireless network using ESP32, EFR32
  • UWB using nrf52840.
  • Wireless sensor network for system: NB-IoT, 4G-LTE using SIM module (SIMCOM, TELIT,...)

Plateforme:

ESP32

Capteurs:

Température

Humidité

Accéléromètre

Ultrasonique

Expertise:

Développement de micrologiciel

RTOS

Débogage

Mon portfolio

Autres services de Ingénierie électronique I Offre

Avis

22 avis concernant ce service
4,8

(21)
(0)
(0)
(0)
(1)
Détails de la notation
  • Niveau de communication avec le freelance
    4,8
  • Qualité de la livraison
    4,8
  • Valeur de la livraison
    4,8
Trier par
Les plus pertinents
  • C

    christiangondor

    Client récurrent

    DE

    Allemagne

    5

    Excellent PCB design support and very reliable communication. Ben delivered a complete and well-structured hardware design package including schematic, PCB layout, Gerber files, BOM, CPL/Pick-and-Place data and 3D files. He was proactive throughout the process, gave useful technical recommendations,...

    100 $US-200 $US

    Prix

    5 jours

    Durée

    Utile?
    Oui
    Non
  • A

    ak_65_ch

    US

    États-Unis

    5

    Excellent work and delivered all the parts of the project I requested. The team also gave me the special attention I asked for, since I was not well-versed in setting up the new environments. They took the extra time to guide me through the setup. Thanks.

    400 $US-600 $US

    Prix

    3 semaines

    Durée

    Image d'échantillon de travail
    Utile?
    Oui
    Non
  • J
    image-docs

    joaquinguerrab

    Client récurrent

    MX

    Mexique

    5

    Great quality always delivered by Ben and his team! Very happy to work together!

    50 $US-100 $US

    Prix

    5 jours

    Durée

    Utile?
    Oui
    Non
  • F
    image-docs

    fprieto968

    ES

    Espagne

    1

    Literally he gave me a ppt block with three blocks, no any information, no any calculations, no justification of nothing. I also shared with him my code and pcb design for receiving back nothing. VERY POOR EXPERIENCE. NOT RECOMMENDED.

    Jusqu’à 50 $US

    Prix

    5 jours

    Durée

    J
    image-docs

    Réponse du freelance

    Utile?
    Oui
    Non
  • A
    image-docs

    absolutemotionc

    Client récurrent

    GB

    Royaume-Uni

    5

    Excellent Work, very professional and prompt.

    800 $US-1 000 $US

    Prix

    8 semaines

    Durée

    Utile?
    Oui
    Non
Avis

22 avis concernant ce service
4,8

(21)
(0)
(0)
(0)
(1)
Détails de la notation
  • Niveau de communication avec le freelance
    4,8
  • Qualité de la livraison
    4,8
  • Valeur de la livraison
    4,8
Trier par
Les plus pertinents
  • C

    christiangondor

    Client récurrent

    DE

    Allemagne

    5

    Excellent PCB design support and very reliable communication. Ben delivered a complete and well-structured hardware design package including schematic, PCB layout, Gerber files, BOM, CPL/Pick-and-Place data and 3D files. He was proactive throughout the process, gave useful technical recommendations,...

    100 $US-200 $US

    Prix

    5 jours

    Durée

    Utile?
    Oui
    Non
  • A

    ak_65_ch

    US

    États-Unis

    5

    Excellent work and delivered all the parts of the project I requested. The team also gave me the special attention I asked for, since I was not well-versed in setting up the new environments. They took the extra time to guide me through the setup. Thanks.

    400 $US-600 $US

    Prix

    3 semaines

    Durée

    Image d'échantillon de travail
    Utile?
    Oui
    Non
  • J
    image-docs

    joaquinguerrab

    Client récurrent

    MX

    Mexique

    5

    Great quality always delivered by Ben and his team! Very happy to work together!

    50 $US-100 $US

    Prix

    5 jours

    Durée

    Utile?
    Oui
    Non
  • F
    image-docs

    fprieto968

    ES

    Espagne

    1

    Literally he gave me a ppt block with three blocks, no any information, no any calculations, no justification of nothing. I also shared with him my code and pcb design for receiving back nothing. VERY POOR EXPERIENCE. NOT RECOMMENDED.

    Jusqu’à 50 $US

    Prix

    5 jours

    Durée

    J
    image-docs

    Réponse du freelance

    Utile?
    Oui
    Non
  • A
    image-docs

    absolutemotionc

    Client récurrent

    GB

    Royaume-Uni

    5

    Excellent Work, very professional and prompt.

    800 $US-1 000 $US

    Prix

    8 semaines

    Durée

    Utile?
    Oui
    Non