Usage of API interface test ------ post

What I use here is onenet Provided API Interface to test , Other clouds are similar , See the development documents for details , Let me show you onenet The operation of

I wrote about it before GET Methods , If you don't understand, you can read my previous articles → Portal

Prepare to operate ：
1. Need to register oenent account number
2. Create a product , Because we want to get the equipment ID
3. Copy Api-key

Api-key You can see it here

for example , My device ID This is it

Now , Only need ApiPost Just write it like I did

As for how to check what data your SCM receives and what operations it performs ？ At this time, we have to look at the code of the MCU
Mine is like this , Here's the picture
At this point we click post Button , We can see stm32f103c8t6 Upper LED The state is reversed
Look at the picture below

You can see every click post, my LED Status is negative


This is the full text , I didn't have a solid grasp before , Read the document for half a day , At last, we have made some progress , If you have a similar operation , You can refer to my method , If you don't understand , You can write to me , Free help you solve , I think it's OK , Pay attention to , thank you ~