Search found 7 matches

by staibiii
Thu Apr 14, 2022 4:01 pm
Forum: ESP-AT
Topic: ESP AT BLE can not enable notification or indication
Replies: 7
Views: 10081

Re: ESP AT BLE can not enable notification or indication

Little Update: I found out that, if the characteristic got the property indication, the value will always be 0x02. If the characteristic got the property notification the value will always be 0x01. If the Characteristic got both of the properties the vaule will be 0x01. So on the one hand I can enab...
by staibiii
Wed Mar 09, 2022 7:26 pm
Forum: ESP-AT
Topic: AT+BLEENC diffrence between SEC_ENCRYPT and SEC_ENCRYPT_NO_MITM
Replies: 2
Views: 2388

Re: AT+BLEENC diffrence between SEC_ENCRYPT and SEC_ENCRYPT_NO_MITM

Thank you for your help. Really appreciate that.
by staibiii
Wed Mar 09, 2022 11:59 am
Forum: ESP-AT
Topic: ESP AT BLE can not enable notification or indication
Replies: 7
Views: 10081

Re: ESP AT BLE can not enable notification or indication

Thank you for your help. I really appreciate that. I understood that I have to write the value of the CCC to enable indication or notification. My problem is just that it seems I am write the wrong values. For example: //Frist example: //Client AT+BLEGATTCWR=0,4,1,1,2 > <0x00><0x02> //write 0x0002 O...
by staibiii
Mon Mar 07, 2022 10:25 am
Forum: ESP-AT
Topic: ESP AT BLE can not enable notification or indication
Replies: 7
Views: 10081

Re: ESP AT BLE can not enable notification or indication

Hi, It seems that you wrote it wrong here. The target feature value written is CCC, and the AT will automatically correct the written value according to the target's prop.If you are interested, you can read chapter 3.4.5 of this document (https://blog.csdn.net/espressif/article/details/105048087). ...
by staibiii
Thu Mar 03, 2022 3:02 pm
Forum: ESP-AT
Topic: AT+BLEADVPARAM White List
Replies: 2
Views: 3822

AT+BLEADVPARAM White List

Hello everybody,

i dont really understand how the white list is supposed to work with AT+BLEADVPARAM. I don't really see i way to add a device to the white list. So my qestion is: How is that command supposed to work?
by staibiii
Wed Mar 02, 2022 2:18 pm
Forum: ESP-AT
Topic: AT+BLEENC diffrence between SEC_ENCRYPT and SEC_ENCRYPT_NO_MITM
Replies: 2
Views: 2388

AT+BLEENC diffrence between SEC_ENCRYPT and SEC_ENCRYPT_NO_MITM

Hello everybody,

I don't understand the diffrence between SEC_ENCRYPT and SEC_ENCRYPT_NO_MITM. Can somebody please explane it to me?
by staibiii
Wed Mar 02, 2022 2:13 pm
Forum: ESP-AT
Topic: ESP AT BLE can not enable notification or indication
Replies: 7
Views: 10081

ESP AT BLE can not enable notification or indication

Hello everybody, I encountered the following problem using BLE AT. I got two modules. One as a BLE client (ESP32-WROOM-32) and one as a BLE server (ESP32-C3-WROOM). I am sending AT commands via UART. Everything works fine until i want to enable notification or indication. Therefore I want the client...