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...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
Hi,
In my design, there is a tag used by 24l01,It can transmit the temperature value.In the tag, the parameters are like this:
addrofch[0] = 0xe7;
addrofch[1] =...
Hi,
Scenario:
Two nRF52832DK boards on a table, approx 20 cm from each other, +4dBm output power.
Payload length is ~60bytes.
Running at 1Mbps gives me less than...
Hi,
assuming I have an IMU sensor with 3 different interrupt lines. And I want to start a TWI DMA transfer for each interrupt line in parallel. Is this possible since there...
Hi all,
We are starting new project, the aim of the project is control street lights through web site by using gprs connetion.
The key requirements of the project is...
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I finished preparing the nrf52832 board to use ppk and measured it with ppk.
I am trying to repair the nrf52832 board.
However, I do not understand the contents of...
Hello,
I'm porting the nRF8001 SDK to STM32 using HAL (CubeMX). Communication seems to run fine, however, the setup stops with CRC error. See abridged the logical output...
Hello everyone.
I am developing with nRF 52832.
However, when I call UART_init() function. my source code outputs an error message.
source code is under the line...
Hello, i'm using a nRF52840 on a PCA10056 and want to wake up from __WFE() with a minimum delay. When i'm using the debugger, i achieve a low latency but without the debugger...
Hello All,
We are working with one of the customer, where he is asking for range 200 meters between 2 nrf52Dk(nrf52832) and he want us to prove the same using two development...
I am trying to use the cryptocell in the bootloader (bootloader_secure_ble) for verifying dfu packages, but fails in signature verification for the same dfu package, same...
Hello,
I am designing the NRF52832 based board.Specifications of capacitor in reference design is as follows:
0.8pF, NPO, 5% tolerance
But with my vendor these two capacitors...
I am designing nrf52832 based board. In matching, 3.9 nH inductor is given.
I have selected the componenet with following specifications :
Specifications of inductor...
Hi Everyone
I am using nrf52832 development kit , sdk 14.0.0 with iar and i am trying to merge the ble_app_buttonless_dfu and ble_app_uart code.
I have done the changes...
Hello guys.
I am able to save an array to flash memory unfortunately I can not save a struct in flash. I am referring to this question Save struct to flash . However I...
Hi,
I'm a beginner in programming Nordic uC and I would like to know how to enable the watchdog in my application. Are there particular functions to call?
Thanks!
Hi,
We have a prototype application which requires an NRF52 based peripheral to be inside a metal cabinet and to connect via BLE to a central while maximising the link...
