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Add features to existing project

$30-250 AUD

Closed
Posted about 3 years ago

$30-250 AUD

Paid on delivery
We currently have a designed PCB / schematic but need some changes and features added. All design has been done in kicad and project files will be provided for you to work with. Project is based around the ESP32-WROOM-32 module and is quite basic. Changes required are: - Change from USB Micro to USB-C connector (Power Only) - Add power on button With following functions --- Device should be off by default --- One Press should turn device on --- Button state should be readable by ESP32 (can detect the button press state) --- Power off can be controlled by ESP32 - Add LIPO Charging --- Device should run on USB power if battery is low charge - Add battery status monitoring (Replace current solution using voltage divider) --- Need to be able to get battery Charge percentage + charging state (Charging or not charging) Thanks
Project ID: 30163154

About the project

21 proposals
Remote project
Active 3 yrs ago

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21 freelancers are bidding on average $175 AUD for this job
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Best PCB Design Expert at your doorstep! Dear Client, We can do add features which you want for your project as your requirements. We are familiar with the usage of ESP32-WROOM-32 module. Please message me so we can discuss next steps. We couldn’t stop ourselves from bidding after going through the description as they are an exact match with our skill set and experience. We have experience in ESP32-WROOM-32 based PCB design and know all the intricacies required to get the job done with perfection. With more than 15 Years of experience in PCB Design and Circuit Design in Altium, We can ensure you best quality work and before time delivery. Following is a brief list of expertise that we are carrying: 1. IOT products development 2. Microcontrollers based circuit design – STM32, STM8S etc 3. Smart Products like Smart watch - GSM/GPRS/GPS etc 4. Wireless Products - BLE/WiFi- ESP32/ESP8266/NRF24L01 5. Low Power Battery Products design 6. Power Electronics – Buck, Boost, Flyback etc 7. Ki cad, ESP32-WROOM-32 8. USB, USB-C connector Please answer the following questions: 1 What are your future plans with this project? 2. Are there any specific market standards like CISPER you are aiming? 3. What will be ambient temperature of this product? Let’s have a quick discussion for 5 mins where we would formulate a plan of action of how we shall take this project to the horizons of success. Regards Avi Tech Experts Quality is never an Accident
$180 AUD in 2 days
5.0 (53 reviews)
7.6
7.6
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Hi there, I have read your project description and I am confident about your project I can do perfectly. Please leave a message on my chat so we can discuss the budget and deadline of the project. Thanks. regard , faizan
$250 AUD in 4 days
5.0 (47 reviews)
6.0
6.0
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Hello there. I have read the description of your project. I have a lot of experience with Kicad, Altium, LTspice, Mutisim, proteus. I can focus entirely on your project and complete it in a short period of time. I would like to have a specific discussion with you on the details of the project. Of course it is your privilege to decide who you will choose. But if you choose me I will try my best and you will never be disappointed. I hope your project is successful. Best Regards..
$250 AUD in 3 days
4.9 (34 reviews)
5.9
5.9
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Hi Client. I have just read your job description and your project is really interesting to me. I have many experiences working for 12+ years with Circuit design, PCB design especially. I am sure I can complete it on time with high quality. If you hire me, I'll do my best for you. Thank you for your time. Best regards.
$200 AUD in 7 days
4.9 (31 reviews)
6.0
6.0
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FREE OF COST CONSULTATION Dear Client, I can add all the features to existing project in a quality and timely manner. I have a lot of experience in ESP32. I have read and understood your requirements and could do it for you in the least time and utmost superior quality. I have experience in PCB design and could design it for you as per your requirements. I am having more than 15 years of experience in PCB Design, Circuit Design, Circuit simulation, IOT products development and building electronic products. The expertise of mine is in the following fields: 1. Wireless Products – BLE, Wifi, NFC, LoRa etc 2. Power Electronics- Buck, Boost, Flyback, Half Bridge etc 3. IOT sensors interfacing – Pressure, Temperature, Moisture, PH etc. 4. Microcontrollers- ESP32, STM32, STM8S, RL78 etc. 5. GSM, GPS, GPRS 6. USB-C connector, LIPO Charging 7. Battery, USB Micro, 8. ESP32-WROOM-32 After reading your project details, I have certain queries and suggestions: 1. What is the application of this product? 2. What will be ambient temperature of this product? 3. What are the mechanical constraints to be taken care of? Please try to answer these questions based on which I would be providing free of cost consultation. I am new to this site but I am an expert in electronics product development. Please message me so that I can formulate a success plan for this project. Waiting for your reply, Regards Hari Mohan Engineering for one is a magic for others
$140 AUD in 2 days
5.0 (5 reviews)
5.2
5.2
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Hello, I am an electronics and telecommunication engineer and I am quite experienced with hardware and embedded systems' design. I have designed many PCBs and I am experienced with EMI as well. I have checed your requirements I am quite sure that I can help you with your project. Just give me all the details and I will do my to help you. Best regards
$250 AUD in 7 days
4.8 (47 reviews)
5.5
5.5
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Hello there. I have 5 years of PCB develop experience, so can help you.. I can design 12 layers PCB. Hope more discuss with you.. Thanks..
$200 AUD in 7 days
5.0 (1 review)
4.7
4.7
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Hello I have experience in various areas of electronic design including: Battery charging system, Low power battery operated system... I 'm flexible with my working hours and am happy to work with you. Cheers! Srdan
$140 AUD in 7 days
5.0 (7 reviews)
4.6
4.6
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Hi, I am a electronics and communication engineer with more than 2 years of experience in this field. I have worked on many projects related to this in past. So I have a good knowledge and experience that can help me to do this project in best way. So let's get this done in the minimal cost and ASAP. Let's discuss more over chat. Please look at my profile once. Thanks. Jaibhan Singh Gaur,
$30 AUD in 2 days
5.0 (33 reviews)
4.5
4.5
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Hi there, thank you for posting a job. I am a senior electronics engineer. I have enough experience in Circuit Design, PCB Design, Microcontroller Firmware and Mechanical Engineering. I have understood the project description, i am 100% sure i can complete your project. Please let me discuss about your project in more detail. I will keep good communication for discussing. Best regards Zhanet
$100 AUD in 4 days
5.0 (5 reviews)
4.1
4.1
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1 ) I have over 20 years of experience in PCB Layout / Hardware / RF / EMI / Firmware designs. we can complete various design and layout requirements. # 8051 MCU / ARM Embedded system / Arduino / ST32Fx / IM6x / AVR / TI MSP430x / PIC / Ri-Pi # WIFI / BT / BLE / GPS # LCD / DTV / MD / Web Camera # LED / Lighting # LCD Inverter / Touch sensor # NIC / LAN / KSZ9031RNX / LAN8720 # IOT / nRFF528x / ESP8266 / TI CC26x # Battery / Solar Charger # BMS ( Battery Management System ) # Audio / CSR / Codec / AMP 2 ) I can use as below to design and layout # Altium # Protel99SE # Eagle # PADS # KiCad # OrCad # Allegro # Proteus # DipTrace 3 ) I can communicate well in English, please contact us by e-mail or s-k-y-p-e me (saludpcb) to find out relevant details. 4 ) I also have to provide PCB layout design service ( super low price ) # For PCB layout: @ 2 ~ 4 Layers -> $0.4 ~ 0.6 USD per pad @ 6 ~ up Layers -> $0.8 ~ 0.8up USD per pad. # For reprinting of schematic and component, quotation will vary by each case. # A minimal of $100 USD 2L / $200 USD 4L / $300 USD 6L will be charged for each case. What I can do are: # 1,2, 3, 4, 6, 8, .... layers ( PCB / FPCB ) # High Speed and High Density PCB layout # Differential Signal PCB layout # RF Signal PCB layout # 3D Models / FreeCad 5 ) PCB / PCBA manufacture # Prototype assembly # Components procurement # High quality # Quick, 24hr lead time # Low cost
$250 AUD in 7 days
4.9 (6 reviews)
3.9
3.9
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Hi, We have done lots of development using ESP32 wifi module. We have reviewed the requirement and can complete this task within 2 days. Let us chat here and do share the PCB files so we can review again and discuss the possible cost. Thanks Bhavin
$200 AUD in 7 days
5.0 (1 review)
3.6
3.6
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Hi, I am a PCB Design Engineer. I can upgrade the schematic with the Power Switch, changing the type of USB Connector, Li-Po charger and the basic BMS functionality. Please message me to discuss further on the work.
$250 AUD in 7 days
4.6 (6 reviews)
2.1
2.1
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I am a Mechatronics Engineer by profession with three years of experience in PCB design and PCB assembly . I have designed several circuit boards that closely relate to this project inclusive of digital speed governors, Wifi routers, car trackers,electricity token meters among others. I can comfortably deliver the work in a few days to completion.
$240 AUD in 7 days
0.0 (0 reviews)
0.0
0.0
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Hello, I´m Richard, currently an electrical engineer student in the final year. I´ve got some experience designing battery powered prototypes with high efficiency converters. This is the best prerequisite for the project. Best Regards Richard
$250 AUD in 7 days
0.0 (0 reviews)
0.0
0.0
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I am a Hardware design engineer who specialised in production based design. I can full fill your thoughts, However, I have some queries regarding the power button section. Feel free to contact me, If you are intrested.
$180 AUD in 7 days
0.0 (0 reviews)
0.0
0.0
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Deliver the final files with good quality & on time, Price also we can modify if modification is less
$140 AUD in 5 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of AUSTRALIA
Perth, Australia
5.0
14
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Member since Oct 11, 2006

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