Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
The nrf52832 defined the 250k mode in the specification, but it is Deprecated. We want use nrf52832 send data and Nrf24l01+(or nrf52832) receive data in our pruduct. We have...
In my situation, I want to use bluetooth to designed a piconet which has 1 master and up to 4 slave .
Each slave upload data 2KB/S ,and the max distance support is 10 m...
The following code is from "Boot_Loader\nrf_bootloader_app_start_final.c":
__STATIC_INLINE void jump_to_addr(uint32_t new_msp, uint32_t new_lr, uint32_t addr) { __ASM volatile...
Hi Guys ,Currently i am working project related to Bluetooth Low Energy. I want to perform Device Firmware Upgrade from (Server Side to Client Side ) need some Sample code...
Regarding I2C, the Nordic specifies a typical value for frequency in different modes (nrf52832/40); however there is no tolerance specified for the frequency. What is the...
Hello, we are trying to use a uart while minimizing power consumption. On this post
https://devzone.nordicsemi.com/f/nordic-q-a/26030/how-to-reach-nrf52840-uarte-current...
Hi,
I am evaluating the nRF52840-DK and wanted to add some debug code to the UART.
I have used the same libraries as the 'UART_PCA10056 (which works), but when the code...
Hi,
I'm using SDK5 V16 with the NRF52dk. I'm writing a SPI <-> BLE <-> USB I/O chain and am still kinda stumped by the SPI. All the examples work just fine, but when I look...
We seem to be having an issue on several Android devices, where reconnecting sometimes triggers an erroneous GATT_INSUF_AUTHORIZATION. This then causes Android to automatically...
Hello,
I am currently trying to get a project working that uses FDS, but I am having trouble getting the writing and updating working.
The peripherals in my project...
I am trying to use the BluetoothLeScannerCompat for Android library and have the following problem:
At Github I find:
BluetoothLeScannerCompat scanner = BluetoothLeScannerCompat...
I'm looking for a recommendation on how to simply connect 2 radios to implement a remote switch for a fan.
I'm interested in using Zephyr to begin learning to use it. I...
Hi Support,
Since iBasis eSIM card does not support roaming in my country I got an eSIM of Emnify https://www.emnify.com/m2m-iot-coverage. The company's promises are to...
Hi Folks,
I am looking for a high level abstraction layer project as mbeb API which implement the S140 Softdevice stack.
Do you have any repo to suggest? The mbed api...