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] =...
I am trying to set up fifo'ed uart. However, APP_UART_FIFO_INIT crashes with an error value 8. I traked back the reason into this nrf driver code fragment:
ret_code_t nrf_drv_uart_init...
Hi ,
I don't know if it is related to the code below?
#define UART_TX_BUF_SIZE 256 /**< UART TX buffer size. */
I cut two pictures and hope to help understand the problem...
We would like to develop an indoor navigation with BLE. The goal is to get the position of the mobile device and navigate to a specific location.
We have already four nRFBeacon...
Hi,
It looks like the nRF Mesh App on Android configures incorrect CCCD when an unprovisioned device exposes both Provisioning and Proxy Service in its GATT Database.
...
Is it possible somehow(and if it is then how) to send/receive user data from/to a PC terminal (serial port) to/from the dongle 52840 via nRF Connect of another provided s...
I'm trying to completely understand extended advertisements and what is possible when initiating a connection to a device advertising using extended advertisements. I'm using...
Hi,
is it possible that there is a mistake in the infocenter documentation of SDK v.15?
In the bootloader description under MemoryLayout:
Usage
Memory range...
I have recently downloaded nRF5_SDK_15.0.0_a53641a and tried to compile and run the ble_app_hrs on the nRF52 Dev Kit. I am using IAR-EWARM v8.30.1. The Soft Device is s132_nrf52_2...
RE: nrf52840QIAA - Can you recommend circuitry necessary to switch source between the usb and LiP battery? Can you recommend inexpensive/small footprint boost circuitry to...
Hello,
I control buzzer using below API.
I want to know the maximum value of period_in_us .
Thanks.
******************************************************...
Hi, I am using nRF52840-DK; Window 10; Embedded Studio and try to run sample project: C:\Nordic_Semi\nRF5_SDK_15.0.0_a53641a\examples\peripheral\cli\pca10056\blank\ses
I...
Hi,
I use STM32F103 as a receiver.
I read FIFO STATUS and STATUS register then execute FLUSH_RX command through SPI.
I continuously read FIFO_STATUS and STATUS registers...
Hi,
I asked previously about power efficiency for the NRF52840 SDK version V15 ( https://devzone.nordicsemi.com/f/nordic-q-a/36083/maximal-power-efficiency-in-main-loop...
I have an idea to open the source code of my personal project, since some source code of SDK are used and modified, is it OK to include the modified SDK source code in the...