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,
I would like to convert a blinky project for the BOARD_PCA10040 to my own custom board. I can't find on eclipse where "#define BOARD_PCA10040" symbol is defined so I...
Hi,
I'm trying to config my device with resolvable private addr (RPA) as code below:
rpa_add.addr_type=BLE_GAP_ADDR_TYPE_RANDOM_PRIVATE_RESOLVABLE;
sd_ble_gap_address_set...
We use SDK12.10 Main.c (d:\nordic\5142xx\software\org-sdk12.1\nrf5_sdk_12.1.0_0d23e2a\examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay.
My question...
Dear Nordic Developer Zone,
In order to synchronize some tasks (motor-driving), I have recently implemented the radio notification interrupt.
In this interrupt, I toggle...
Hi,
After following all instructions on: gnuarmeclipse.github.io/.../
And after installing all Nordic Semi dependencies on eclipse.
I import on eclipse the UART_Loopback...
I'm trying to interface the twi driver with a ft200xd chip (i2c -> USB serial). I want to read the available bytes, but it requires a general call first see page 29 of www...
Hello everyone!
I got one question and could you guys help me out?
When I open the nRF Connect Mesh, after I program successfully, I can't initialize selected device while...
Hi, I'm working on a cross-platform application that needs to communicate with a custom peripheral (nRF51822 with S130 v2.0.1). I've implemented the interface for both Linux...
Long time reader first time poster upper.
I am working on a very minimal BLE send / receive scheme for a research project, and am not using a SoftDevice. I have written...
Hello,
I am noticing something curious when I attempt beacon mode for my nRF52 (sdk 12.1). Attached is an image of ubertooth packets that correctly show my ADV_NONCONN_IND...
Hi,
I am trying to communicate to PCA10040 (nRF52) dev board to communicate.
Basically i want to configure 1 board as Master another as slave, so master will initiate...
Hi,
I am using SDK 11.0 for my project development. When I tried to compile the unaltered SPI example given I got 60 Errors in my laptop. The Same SDK in other laptop is...
Hi all,
first of all I'm new to NRF and BLE applications so I'm truly sorry if some of my questions are very basic and if answer to some of them is already posted somewhere...
Hi all,
I am using pins P0.00, p0.01, p0.09 and p0.10 in my application. I wandering why these pins are not functioning as GPIO. I have searched various links such as ...
Hi，everyone！I am using nRF connect mesh for Mesh DFU(see this link text ), and I follow the direction step by step. But, the nRF connect can't find any device to program....
