Here is the step-by-step on upgrade the ESP-01 AT Command firmware (for running on macOS).
For flashing the ESP-01 firmware, you need to have a USB-TTL adaptor as a programmer.
| | RxD Vcc |
| Top View | IO2 RST |
| | IO0 CPD |
| | GND TxD |
I finally solved the problem.
Although the Board has no information about being a clone (it only says "Uno" and was provided by the faculty so I think it is official), I was looking on the web for similar problems and found out that installing CH340 Driver was working for a lot of users.
So that was what I did and now it works like a charm.
I fixed issue last night. Catalina has ch340 drivers already and I setup oem driver from GitHub. Apples driver and oem drivers conflicting. If you use Mojave and higher os, you dont need any driver for ch340. So if you installed ch340 oem driver you should delete it.
I am adding the post: Platformio post
I was really persistent to look for ways on how to fix the Arduino/Genuino 101 Timeout Error, I searched different forums and read a lot of suggestions on how to fix the error, but still all failed, I know some of the 101 users already bricked their 101 or other just left it behind.
We are all aware that the Arduino 101 is already discontinued and even ...