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...
When i use ble_app_hrs to connect with hrs demo(ble_app_hrs example), everything is ok.But when i connect to a heart rate monitor, it always disconnect.The print information...
I try to stop the advertising by using ble_advertising_start(BLE_ADV_MODE_IDLE) when the advertising is ongoing. It fails.
Please tell me how to stop advertising when the...
I have a problem where a central device (iPad) has to connect to a peripheral (running nrf51822, s110) as quickly as possible, receive data and disconnect again.
Right...
Hi
I would like to implement a radio peripheral in 2.402Ghz frequency which transmits some data, say of 31 bytes in radio which includes all header information abiding BLE...
I have a transmitter that sends 24 bytes of data every 10 ms. Whenever I run the receiver I only get new data once, then nothing. Here's my code
void mirf_config()
{...
hello,
I am testing the android application with nRF 52832 (s 132).
With android-Log, it is supposed that connection can not be done with the following log.
Please give...
Hi
i want to create specific service on ble so that only my mobile app should recognize it and able to connect to it.
i have gone through devzone.nordicsemi.com/.../ ...
Hi, Nordic
I download nRF5_SDK_12.1.0_0d23e2a\examples\dfu\bootloader_secure example, when I use dfu example via android nRF Toolbox, it can work.
Then I build nRF5_SDK_12...
Hi, Nordic
I check bootloader_secure sample for SDK 12.1, in dfu_public_key.c
/* This file was generated with a throwaway private key, that is only inteded for a debug...
Device : nrf51822
Softdevice : S110 v7.0.0
Title says it all. Autoconnect is working fine on my Android phones when nrf51822 is always programmed BLE_GAP_ADV_TYPE_ADV_IND...
Hi,
I tried to program my NRF52 using the arduino IDE using the following instructions on github: github.com/.../arduino-nRF5
Soonafter, I realized I could not program...
