Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
[symptom]
I want to update my application/bootloader/softdevice by DFU.
Steps are shown below.
bootloder/softdevice update
if 1 step is done, application update...
Hi
I have RGB LED Strip of 5 numbers and giving out 5V from external power supply
This LED Strip has WS2811 as LED Driver ( https://cdn-shop.adafruit.com/datasheets/WS2811...
Dear all,
It's strange that this seems to not have been asked before... since the nRF52840 can be powered directly from a LiPo battery, I wonder if there is an UVLO protection...
Dears,
I am developing a board based on the nRF52-DK board and I noticed the technical documentation does not include the voltage ratings of the capacitors used. Could...
I am trying to make a large BLE sensor network, hypothetically anywhere from 20-100 devices in a STAR configuration. I see there is a 20 max limit on concurrent connections...
Hi,
I am trying to send a simple message from server to client in mesh 2.0.1. I am following this post for the same. I successfully sent a message from client to server...
When I want to connect the jlink use j-flash.exe.it report the follow message.My
Connecting ... - Connecting via USB to J-Link device 0 - Target interface speed: 4000 kHz...
I am using the nRFgo Studio to flash the nRF52 Development Kit. I am using the SDK V14.0 and its libraries to grab RSSI values by writing code to the N52832 BLE MCU IC. I...
Hello,
I have configured the SPI0 module in master mode with EasyDMA. I use the below code to send data
In the output I get the string "SPIM TEST" and with extra...
We are using a nrf51822AC Chip with SDK 9 and Softdevice S110. We want to use Segger Embedded Studio 3.40.
I have imported the BLE HRS Sample from the SDK an did the settings...
The question is in the title. I found this addition a nice optimization to be used where available (that is to this day, on NRF52840 only, according to the latest Product...
Hi,
I'm trying to run the ble app uart central example using SDK15 with Embedded Studio.
When building the project, I encountered an error in retarget.c, where the error...
Hi,
I have a couple of WT51822-S4AT boards I would like to use to send data from a PC to one board via UART and then pass the data to a microcontroller connected to the...
Hello, i'm trying to store data in the flash, i manage to write a correct data in the flash but when i try to read it the address is erased.
I use this function to write...
Hello, everyone~
I want to use a nRF51824 to scan a specified smart phone and use the RSSI to estimate the distance. Is there a simple and basic example of this funtion...
Hello everyone
I have a small question about Mesh_gatt_pdu_type_t in light_switch_example.
When my NRF52 connect with smartphone over BLE mesh proxy, my smartphone will...
