kolban wrote:What is the error message reported by the ESP32?

message:
[0;31mE (144677) BT: L2CAP - CID: 0x0004 cannot send, already congested
xmit_hold_q.count: 201 buff_quota: 200[0m
[0;31mE (144677) BT: ATT failed to pass msg:0x1b to L2CAP[0m

Hi
Send notification with the function: esp_ble_gatts_send_indicatte() ,and 'need_confirm' is false.
I have to delay 10ms between notifications.So the speed is about 2KB/s.
and esp32 reports err when the delay is 5ms;

Hi

In BLE ,6 services works well.
But 7 services reports error:BTA_GATT_NO_RESOURCE.

So, the number of service in Ble is limited to 6.
Is that true?
or this is just for ESP32?

thanks!

hello esp32

1.Is Bt classic available now？
2.Can Bt classic and Ble work at the same time?

HI I once posted a topic about gatts write attr value:https://www.esp32.com/viewtopic.php?f=2&t=1437 The function "esp_ble_gatts_set_attr_value" doesn't work. Then i find that the code about "gatts write attr value" is empty in btc_gatts.c line 534. So have ESP32 teams finished the work yet? And wh...

HI I once posted a topic about gatts write attr value:https://www.esp32.com/viewtopic.php?f=2&t=1437 The function "esp_ble_gatts_set_attr_value" doesn't work. Then i find that the code about "gatts write attr value" is empty in btc_gatts.c line 534. So have ESP32 teams finished the work yet? And when?

Hi i am trying to use spi. the pins: #define PIN_NUM_MISO 7 #define PIN_NUM_MOSI 8 #define PIN_NUM_CLK 6 #define PIN_NUM_CS 11 But the function "spi_bus_initialize()" reports "Guru Meditation Error". it stopped at "gpio_set_direction()" in spi_master.c. i found esp32 stopped when i use "gpio_set_dir...

ESP_Angus wrote:Hi Jonathan,

Does the discussion in this Github issue apply to your code?
https://github.com/espressif/esp-idf/issues/428


Angus

thank you
but it doesn't work.

Hi The function(esp_ble_gatts_set_attr_value) can not change attr_value.It returns OK,but when i use " esp_ble_gatts_get_attr_value",i found that the value has no change.And i have set "ESP_GATT_RSP_BY_APP". My code: case ESP_GATTS_WRITE_EVT: { ESP_LOGI(UPDATE_GATTS_TAG, "GATT_WRITE_EVT, conn_id %d,...

Hi?