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 there,
I have nRF52840-Preview-DK eval board. I have downloaded the “SDK 13.1.0”. I was trying out the power management example under the folder “..\nRF5-SDK_copy\nRF5...
The 51822 PS mentions a "Nordic Trace Buffer" but doesn't seem to elaborate. I assume this is similar to the Cortex Micro Trace Buffer? Is there any more documentation available...
Hi I'm looking forward to hear if I could program an nRf51822 QFAA without using the development kit/board. The chip I have currently is a N51822- S4AT, from Wireless Tag...
I recently purchased a Rigado BMD-350 eval board (nrf52832) and am trying to use it for creating a simple ble remote project. I am kind of lost.
As I look through the heart...
I'm testing with pca10028, ASCS(SDK11.0.0) example and iphone.
But pca10028 does not piar after deleting piaring information in iphone.
"[DM]: !!! Bond/key refresh ...
Hi Nordic developers can someone provide me an example for a simple serial application for nrf51822 BLE?
I have tried uploading the application using Arduino ide and blackmagic...
Hi,
I am trying to develop a custom board using NFR52832 which involves writing data to a NAND flash.
To download data from NAND to the pc, a ftdi cable (C232hm) is used...
Hello,
I'm implementing a custom service and followed the tutorial here . I added a second characteristic by adding its own char_b_init function, creating a CHAR_B_UUID...
Once I call sd_ble_gatts_hvx() while ble connection handle is invalid(BLE_CONN_HANDLE_INVALID), I can never update notification value using sd_ble_gatts_hvx() though function...
Hi,
We would like to pass radio certifications and our lab is asking for different tests modes (TX/RX continuous, waves etc ...) regarding BLE and NFC.
Regarding BLE,...
I'm using SDK 12.3 and SoftDevice S130 2.0.1 and trying to secure a BLE link with OOB.
The nordic board is running as a central and makes a new bonding to a peripheral every...
Hello, all.
First, I don't live in English country. So, My sentence may be false.
I want to develope ble communication without pairing.
In this status, I will communicate...
