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 have refer to this topic for setup multilink with NUS. https://devzone.nordicsemi.com/f/nordic-q-a/18804/mismatch-between-connection-handles-in-ble_nus
But, i met a wrong...
Hi Nordic,
While testing USB CDC example with nRF 15.3.0 in PDK board, I see USB is not recognized. I have gone through the same issue posted in Forum. Is it the issue with...
I have a question about “BLE_HCI_CONN_INTERVAL_UNACCEPTABLE”.
SDK: 15.3.0 Example: ble_app_multirole_lesc (source changed from sample) Device: EYSHJNZWZ (nRF52832)
The...
This microcontroller is advertised as mbed enabled. Does that mean that it can be easily programmed using mbed api in an mbed environment. I want to work in a c++ environment...
I am trying to use the nRF52-Development kit with (N52832) and using nRF5_SDK_15.0.0. What my application is to broadcast an iBeacon Packet (with Major, Minor, RSSI and UUID...
Hi,
I followed this tutorial ( https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/merging-two-ble-examples-together ) of combining UART example with other...
Hello. I use nrf52832 on Adafruit Feather board among with nrf5 SDK. As a default I can log any info via NRF_LOG_DEBUG to my serial monitor. But how can I use Serial input...
I was wondering if the standalone nRF51822 microcontroller has support for i2c. If so which pins are supported. There doesn't seem to be any reference on i2c for the board...
Hi,
I bought a custom nrf52840 board and I need to program my firmware on this SOC with PCA10056 DK debug output port. in below you can see part of shematic of my custom...
I have some custom models in my mesh application in addition to SIG standard models. As can be seen with interactive_pyaci script when i read the composition data of my device...
Hi guys.
I'm working with a nRF52832 custom board.
In my case my board communicates with the LIS3DH through i2c protocol. In the other hand based on LIS3DH datasheet the...
Sir
about the
while(1)
{
sd_app_event_wait(); //stay here until a interrupt or connection occurs...
}
During the time that there is not a interrupt and no connections...
Hi,
I've recently switched some prototype code from using MQTT to a custom UDP-based protocol. What I noticed is that if I have the unit sleep for longer periods of time...
Is it allowed and possible to change the configuration of one pin from input to output chararacteristic (and back) during the normal work flow. I need this possibility for...
