Find Jobs
Hire Freelancers

embedded firmware

$30-250 USD

已取消
已发布超过 5 年前

$30-250 USD

货到付款
I need to develop firmware for testing the wireless communication. I have nRF52840 board and lora gps hat module for raspberry pi. Your task: - Need to connect nRF52840 board and hat module (SPI, UART) - nRF52840 should be received GPS postion and data from LoRa gateway. - nRF52840 should send the data to smart phone via Bluetooth Low Energy (BLE).
项目 ID: 18564307

关于此项目

9提案
远程项目
活跃5 年前

想赚点钱吗?

在Freelancer上竞价的好处

设定您的预算和时间范围
为您的工作获得报酬
简要概述您的提案
免费注册和竞标工作
9威客以平均价$819 USD来参与此工作竞价
用户头像
Hi Sir good day I am Senior ENGINEER developing Hardware and Software Expertise in video processing and associated simulation and evaluation tools and methods, communication I2C, I2S, SATA, RS232, RS422, RS485, USB, TCP, Bluetooth, RF433, Wi-fi, GSM, GPS, GPRS and any other serial communication. Producing Analog/Digital board designs, layouts and modifications or any other multi-layer PCB design, Verifying designs and layouts. See Portfolio for samples of works. Working over internet 24/7 for your bette asistance Preparing documentation for manufacturing. Gerber, Bom, 3D model Contact with partner in China for make PCB in 32 layers Design in Any CAD, Altium, Orcad, Eagle, and other. Developing software for any microcontroller or microprocesor in C, C++, Basic, Assembler, compiler Keil, IAR, and other.
$555 USD 在10天之内
5.0 (28条评论)
6.1
6.1
用户头像
hi there we are team of electrical and software engineers. we have experience with lora,BLE and nrf52840. we can also provide a demo app to show the working of the hardware. we can do this project for you easily. let us know if you are interested we can discuss further
$1,500 USD 在15天之内
4.9 (22条评论)
5.9
5.9
用户头像
Hello, I am very familiar with nRF52840 and LoRa module. Because i have done before several projects by using these one. Also i have full experiences with GPS tracking device. Once you contact me, you can see everything clearly. I am sure i can handle this project successfully on time. I hope you are going well and to discuss in more detail with you. Regards, Chunyan Y.
$1,000 USD 在5天之内
5.0 (2条评论)
3.7
3.7
用户头像
Hi. I’m developing electrical devices , embedded software and service programming. I have designed several devices and have a lot of experience with BLE ,PIC,AVR microcontroller, ARM processors, Raspberry Pi, and Arduino Especially I have accumulated a lot of experience from the prototype design of various hardware device. You could realize your idea at a time , I can guarantee high quality of results. Regards.
$555 USD 在10天之内
5.0 (2条评论)
2.0
2.0
用户头像
I have experience in working in home automation systems. Previously worked with Raspberry Pis and Arduinos for home automation. I am also currently working on software and hardware design around Rad Hard microcontrollers for a lunar mission to be launched soon as my day job. I would appreciate your business as I believe I am eminently qualified to fulfill your project requirements.
$250 USD 在20天之内
0.0 (0条评论)
0.0
0.0

关于客户

CHINA的国旗
Dalian, China
5.0
2
会员自12月 8, 2018起

客户认证

这个客户的其他工作

Arduino Expert
$30-250 USD
谢谢!我们已通过电子邮件向您发送了索取免费积分的链接。
发送电子邮件时出现问题。请再试一次。
已注册用户 发布工作总数
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
加载预览
授予地理位置权限。
您的登录会话已过期而且您已经登出,请再次登录。