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...
Hello
I am using nRF52 DK, I am trying to use PIN 30 as Pulse train. The following while loop is expected to send out Pulse train of 2microseconds period but instead, it...
As far I know BLE mesh uses the 3 advertisement channels for communication without any synchronization mechanisms. When the mesh protocol emits a package it will send the...
Hi
Why is Mac OS no longer listed as a supported operating system for the nRF Connect SDK (see http://developer.nordicsemi.com/nRF_Connect_SDK/doc/0.3.0/nrf/gs_ins_os.html...
Hello,
I have a question regarding BLE characteristics and bi-directional communication. Assume a service like Nordic UART Service (NUS) is used, then there are two characteristics...
Hi,
we tried the example from the NRF SDK (15.3) with the USBD_MSC. The logging looks good so far and we have a data micro USB connected to the nRF USB Plug of the dev board...
Hello All,
I have 2 evaluation boards nrf52840 EVB "PCA10056".
I would like to run on them the "ble_app_uart" in "nRF5_SDK_15.3.0_59ac345" as following:
A custom board...
I used nrf52832 to port the program from SDK14.2 to SDK15.2 and there was a problem. In SDK 15.2, the program functions normally in the online debugging state, but the function...
I like to use 2 server boards and 1 client board in mesh as custom model. Is it possible to use client to communicate with 2 or many server's without using instance in client...
Hello,
I am trying to conenct the DK to the nRF cloud. I registered the SIM successfully and then proceeded to insert the sim and power up the unit. The LED 3/4 sequence...
Hi there! I am looking to implement a Zigbee powered device using the nRF52840. I have very good hardware knowledge of said chip, but not so much of the software part (especially...
In the documentation for app_uart_init() - there is a statement indicating:
Function for initializing the UART module. Use this initialization when several instances...
device addr:38 D2 69 BB B9 E7
The address type returned by the nrf_ble_scan_address_type_decode function is BLE_GAP_ADDR_TYPE_RANDOM_PRIVATE_NON_RESOLVABLE。
The type...
Hello Nordic Support!
About on-chip access method to Flash memory of nRF52832 please tell me. It is necessary to store calibration data in non-volatile memory (Flash)...
Hi,
I am a newbie and just strted first evaluation with nRF52832 board. I am using SEGGER IDE.
The example i am using is: C:\nordic_semi\nRF5_SDK_15.3.0_59ac345\examples...