I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
Hello,
I find that some examples such as ble_app_uart uses a GATT_MAX_MTU_SIZE of 158, and it has initialization in function ble_stack_init().
// Configure the maximum...
Hi. I'm using nRF52832. I need more GPIOs and UARTs. So I think nRF52840 is very good solution to me.
But as I know, nRF52840 is just engineering sample now.
When can...
I am running the Iot SDK Cloud MQTT example on a nrf52 DK. Is there are reason why MQTT will only let me subscribe to a maximum of 9 topics. Anymore and some of the topics...
I'd like to get the current connection state eg:
result = get_connection_state()
if(result == BLE_GAP_EVT_CONNECTED)
doSomthing();
Is there such a function available...
Hello,
I'm trying to setup a nRF Cloud Bluetooth gateway using my PC (with openSuse 42.2 64bits and rRF Connect v2.1.0 + nRF Cloud Gateway v0.9.7) and a nRF52 DK and I...
I am working off the ble_cts_c example, using SDK 14.0.0, SoftDevice S140, and nRF52840.
All works well when I pair a device for the first time: the nRF discovers services...
nRF51822 how to save user data to UICR FLASH?
I have some user data bytes wan to save to UICR ,I see the CUSTOMER[0]~[31] is can be used.
how to save it ? think.
like...
The product that is in development could be used by the 100s at the same venue, if we let customers picks their device from a list there will be a lot of wrong connections...
Hi!
I'm having a little trouble with my measurements. A little situation sketch:
I'm using two nRF51822 DK's who act as peripheral and connect to a nRF51 Dongle that...
I'm trying to reduce the RAM requirements of the softdevice for my application and am looking at some of the options in ble_cfg_t.
What does ble_cfg.gap_cfg.role_count_cfg...
According to the NRF52810 datasheet ,The RADIO contains a 2.4 GHz radio receiver and a 2.4 GHz radio transmitter that is compatible withNordic's proprietary 1 Mbps and 2 Mbps...
I am trying to receive ble notifications from a custom UUID as a central device and then relay that information to my computer via ble. I have been following the nordic relay...
Hi
I'm migrating to SDK 14 and have my service's on_ble_evt() function registered. However, p_ble_evt->header.evt_id == 65535 (0xFFFF) for every evt, so I think I'm doing...
The NRF_LOG_HEXDUMP_DEBUG for rx and tx in nrf_drv_spi.c are logging data 4x the correct size because it take the sizeof of a pointer instead of the data pointed.
Hello,
I am using nRF SDK 12.2.0 , with nRF52832 on pca10040 hardware, and working with the example in examples/peripheral/spi/main.c to develop a driver for LIS2DE12....