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...
I just replaced SDK 14.0 with the shiny new SDK 14.1 in my project. My project uses components from the SDK, but I don't use the exact same structure. Once again, it won't...
My Environment
Nrf52840
SDK : nrf51_15.0.0
soft device : s140
Target : Scanner (central)
I am trying to set GAP parameter for listening single channel that is...
i use sdk14.2 52832 i use uart
UART0_CONFIG_USE_EASY_DMA =1 consumption ~2.1mA
UART0_CONFIG_USE_EASY_DMA =0 consumption ~650uA
Is this a normal phenomenon, is it true...
Hi,
I have a Development and Evaluation board by Waveshare and i have a nRF51822 board. I have downloaded the nRFgo studio and i have used a USB to UART board and connected...
Hi
I am developing an application where nrf52 acts as a BLE central
Specifications requires that this node should connect to a peripheral with a specified name, obviously...
I have 2 services are running using 16 bit UUIDs and now I am adding another service using our_service.c and our_service.h files but my program is crashing and leading to...
Hi Everyone,
I want to use the QSPI protocol to write data into the external 64Mb of Flash memory provided onboard of nrf52840 PDK.
I am able to run the QSPI example alone...
Sorry Nordic engineers , I'm asking urgently , goods need to come out quickly
chip：nRF52810
SDK：nRF5_SDK_15.0.0_a53641a
examples：ble_peripheral \ ble_app_uart
external...
The iOS source code located here github.com/.../IOS-nRF-Toolbox does not build.
I'm trying the debug the app code in Xcode but there are missing files:
"nRF Toolbox...
The production line is waiting ， I'm sorry to ask that it's urgent
This debug tools display nRF52810 UART Tx is Successful
If I add the code
case APP_UART_TX_EMPTY...
I am attempting to add DFU capability to an nRF52 based product but have run into an issue. I was able to successfully build the boot loader and flash it to the device. I...
Hello,
I am trying to make my own model and I'm using the simple on-off model as a guide, but,
I have some confusion for the function signatures of the callbacks for the...
Hi,
We are planing to use N52832 to design a product using BLE secure feature. Our customer want to know whether the key exchaning procedure is using ECDH (P-256 elliptic...
I've looked at how other projects handle sending large amounts of data and they all use a derivative of the TX/RX scheme that is used in the image transfer demo. The Peripheral...
