My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi,
Currently I'm upgrading our code base to SDK 15. At https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.0.0/migration.html?cp=4_0_1_1_9 there are...
Hello,
I wish to use "ble_nfc_pairing_reference" example with nRF52832 IC and SDK15. I flashed the example into "nRF52 DK" board. When I enable the NFC and BLE on my phone...
Hi,
We have the following problem when start the watchdog from bootloader: the application is started successfully by the bootloader but when enable the softdevice the application...
Hello, I'm implementing a pair of MCUs where one is operating a ANT+/BLE radio stack using the S332 soft device. Whilst TWIS is disabled, we're getting great performance,...
Hi all , I using module NRF52832 and SDKv14 . I have 2 board central and 2 board peripheral . I want to connect each board central to all board peripheral and connect each...
Hi everyone,
I'm working in an application for a wearable device and I recently have a problem debugging it with Ozone Debugger from SEGGER Microcontroller Systems . I'm...
Hi I am using the mesh sdk 2.0.1 and the nrf52 dk board.
I have made a new model modifying the simple on of client/server example, where the server will send a periodic...
the function nrf_dfu_settings_init in nfu_dfu_setting.c
// Copy the DFU settings out of flash and into a buffer in RAM.
memcpy((void*)&s_dfu_settings, m_dfu_settings_buffer...
Hi,
Our product is based on BLE 4.2 / 5 peripheral devices and PC application (windows 7 & 10 environment) as central device.
we try to use nRF52840 dongle and also other...
On a NRF52DK Board, There is an on-board programmer done with ATSAM3U2C seen as a Segger programmer or a Jlink Progammer.
By mistake, I erased the entire flash of this...
I was trying to update J-link firmware (using link [https://devzone.nordicsemi.com/question/170895/nrf52832-jlink-stop-working-after-entering-bootloader-mode/] ) into interface...
Hi,
The following vulnerability described as Bluetooth implementations may not sufficiently validate elliptic curve parameters during Diffie-Hellman key exchange in the...
I want to use the serial DFU. Do you have any examples? I tried with ble_app_buttonless_dfu, not UART DFU.If you have a detailed reference, please let me know.thank you very...
Hi,
I am using the MCU on a board with sensors that are sampled in a very high rate (~100Hz).
I am having issues when trying to send the data with notification on more...
Hi,
I am using sdk12.2 and customised nrf52 board.
I want to interface ultrasonic sensor with nrf52. In this I am enabling trigger pin as high and after sometime my...
