Ios+ ble hm-10

[federicobusero]

In your serial monitor it says “OK+CONN”, this is wrong.

Have a look at

[SOLVED] Blynk and BLE using HM10 module (OK+CONN problem)

Dear HM10 users, You might have experienced big problems using BLE, more specifically using the HM10 module. Although there are some fundamental problems (the lack of sync-bytes and connection restore functionality in the Blynk protocol), there is also a HM10-specific problem. One of the problems is that some HM10 modules send a string OK+CONN when connection is set up and OK+LOST when connection is lost in the serial stream. This totally confuses the serial protocol of Blynk. I realised that…