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...
For quite a while I've noticed that across multiple custom boards using the nRF52 I've been seeing low-level current spikes from a part that is in SYSTEM_OFF mode. They are...
i got 'LIS2DH12_ADDR' undeclared (first use in this function) error when i build my project but i already define it in pca20020.h file.
this image is i define about...
Hi,
I found the TRACE connector on nRF52833 and 52840 DK has its pin 9 connected to ground.
But in the datasheet of JLink/JTRACE, the TRACE connector has following pinout...
Hi,
Could you tell me where can I find some guide how to add DFU into NRF BLE examples, e.g. ble_app_proximity ? I would like to add DFU like a service into the app, not...
We are having a very difficult time soldering the nRF52840 to the PCB. Our Operations Department is asking what the lead finish of the BGA balls is. Would be great to get...
Hi,
I compiled and downloaded GPS sample, I got the following messages:
Tracking: 0 Using : 0 Unhealthy : 0
Seconds since last fix: 600
Scanning [ _ ]
Over 10 minutes...
Dear All,
I have noticed the following behaviour:
When the modem goes to PSM, it is not possible to retrieve the RSRP, using the CESQ or the XMONITOR AT commands. This...
Hi,
I am using NRF52840 DK in our project . I am using 15.3.0 SDK and soft device s140 in our project .Here the nrf52840 dk board is client and other controller bluetooth...
Hello,
SDK: 15.3.0
Hardware: nRF52840-DK
I am attempting to make a simple dimmer with 2 pins/LEDs. I have used the following post.
https://devzone.nordicsemi.com/f...
After following all the steps on the nRF Connect v3.2.0 Getting Started Assistant.
I get the following error after pressing OK.
Any idea what is wrong?
Am I missing...
Hello,
I am trying to integrate the calendar example (using RTC 2), with a current time service(CTS) client and and custom service server on a nRF52940 DK.
I want to use...
Hi,
Firstly, I am able to read a 16-bit service with a 16-bit characteristic and able to use that to get a handle for reading and writing to the peripheral.
But i am unable...
