I need to make a circuit which is small and has to have below functionality
[login to view URL] should show time
[login to view URL] gives vibrations everyday by 9 to 5 on every one hour intervals.
[login to view URL] should be powered with rechargeable battery with USB type C connector.
[login to view URL] display should always has to show real time even when the main battery gets discharge and without having any internet or outside interference.
8 freelancer chào giá trung bình₹2892 cho công việc này
I am 20 yrs experience electronic engineer in Hong Kong, I have good experience in MCU firmware development with custom product design, mainly work in BLE, CAN, ANT, real time related applications
I have already build this type of watch with esp32, ds1307 and other sensor. I have 3 years of experience with arduino, raspberry pi , stm ble , stm32 and esp32. we can also take this project long term for production.
10 year experience in electronic control circuits microcontrollers, PIC16 series, arduino control devices, CNC machine, schematic & PCB design and development in Proteus, EAGLE.