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...
Hello I have trouble that when I call sd_ble_gattc_read() I get error NRF_ERROR_BUSY .
This also happens only when I discover more services (before I discover Alert Notification...
Hi Expert,
I use nRF52DK and SDK "nRF5_SDK_12.3.0_d7731ad_test\examples\ble_peripheral\ble_app_hids_keyboard"
I saw many NRF_LOG_INFO and infocenter said should have many...
Hello,
I want to change the TX address or channel "on the fly". Since this did not work for me, I read the following post: "Is it possible to change TX address on nrf24l01...
Hello everybody!
How can i read the temperature, the battery-% or other data from the Thingy when using the Linux console and not the SDK? My steps so far
1. With i was...
I am estudying and modifying the light switch example.
the example shared in the SDK, this example works as star network. (1 client and 3 (or many) servers) where:
- The...
Hi,
I' writing an app based on ble_thread_dynamic_template with added CoAP utils, but with a few changes. Program works fine, I am able to communicate over CoAP, but after...
Hello!
Last time I've described issue with connection problems in large thread network https://devzone.nordicsemi.com/f/nordic-q-a/29867/thread-mesh-network-capacity-problem...
Hi,
I have encountered a 404 error:
<<<
HTTP ERROR: 404
Problem accessing /help/pdf/nwp_017.pdf. Reason:
ProxyServlet: /help/pdf/nwp_017.pdf
Powered by Jetty...
Hi,
I am trying to send stream of data over BLE. I am using nRF52 development kit and in that ble_app_uart code is running. I want to send continuous data to the UART and...
I am using PPK 1.1.0 to compute current draw on a custom hardware.
If I upload ble_app_hrs example on the nRF52-DK and measure it directly, I obtain average reading as 550...
Dear all,
sorry for asking a very beginner's question but I'm really a beginner and want to understand what I'm doing :)
What I have:
nrf52 DK
nrf SDK11.0.0...
Hello,
we are using the USB CDC ACM Example to set up a USB connection between the computer and the nRF-Chip.
By pressing Press Button 1 a bunch of test data will be sent...
Hi!
Is there any programming guide for establishing mesh network? I want to develop from scratch but i can't find any document for programming to mesh network. I seen Light...
Hi
I am able to successfully compile my C++ code on Raspberry Pi3 however while running an executable file. I am getting below error.
pi@raspberrypi:~/RF24/librf24-rpi...