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 have this error:
Checking installed packages
pyside: 1.2.4
pyqtgraph: 0.10.0
numpy: 1.12.1
pynrfjprog: 9.0.0
Warning: The software is tested with PyQtGraph...
I wrote a peripheral similar to NUS. Then I use the multilink central to connect to 3 of them. First two are fine. But when the 3rd is added, the 3rd one would connect, but...
Hi,
I want to make an BLE_UART dongle which will receive the data from the module(An external module is connected through UART) and it will be send over the BLE to ble_receiver...
I'd like to write some timestamps to a log variable in order to see how much time has elapsed between certain points in my code. app_timer.h has two functions that look suitable...
Hello,
I have a problem while combining peripheral examples in SDK13. I am trying to combine twi_sensor and uart but when I do this in uart folder, compiler gives following...
Hi support team,
We met an issue for connecting our device built in nRF51822 to Android device.
The nRF51822 uses below firmware program:
nRF5_SDK_12.3.0_d7731ad...
Hello,
I am working UART_BLE_APP , my query is when we transfer the data form smartphone application to the device where the data will get stored in device and can we access...
I have created a characteristic for sending up to 60 data bytes in a buffer using a sequence of 20 byte notifications sent to an external device. This works quite well for...
Hi,
What is an optimal transmission power to maximize the coded PHY range, but still stay within ETSI regulations? Can nRF52840 actually exceed the regulations if I set...
Controller:
nRF52832-QFAA
Reference project:
nRF5_SDK_11.0.0_89a8197/examples/dfu/bootloader/pca10040/dual_bank_ble_s132
Question:
The idea is, to store a init_DFU_by_flag...
Hello,
Does anyone have a suggestion for a production programmer for the nRF24LE1 OTP version?
By the way, my development kit and board 0 seems have issue and cannot...
Hi
I use LESC sdk & nrf connect app
How can I know if my nrf51 device and phone are bounding through LESC?
From nrf connect( ios ), how can I know from nrf connect...
i got following error in my project when i import nRFBeacon project in eclipse mars.
E:\android\eclipse-mars\marsworkspace\nRFBeaconActivity\res\layout-land\activity_main...
I'm using the iOS latest iOSDFULibrary pods to import to my app. However, after I using DFUServiceIniciator service the log just show as attach. DFUQuestionLog.m
The only...
Hello,
I am trying to compile for the nrf52 this example coming from NordicGit and I am getting the bunch of errors showed below. If I focus on this one
compiling bsp_btn_ble...