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 test the current in the WFE state.
If not use the DMA, the current is not exceed 0.1mA. And when have used the DMA, the comsumption is very high , the current is about...
Hi,
We have a custom board with nRF52832 QFABB0 chip. High frequency crystal used is 32MHz (Part No: ECS-320-8-37CKM ) with two 12pF load capacitors (Part No: 80-CBR04C120F5G...
Hi All,
As "Mesh beaconing example" work as a advertiser and at a same time it scan beacon also.
I just want to use only beacon scanning functionality in this application...
Hi
I have moved an application from Softdevice 130 V5.1 (with SDK 14.2) to Softdevice 130 V6.0 (with SDK 15) both using keil.
My BLE peripheral device name is Nordic1234...
we are using NRF52832 for a project design, I am a bit of afraid of BQB certification, I think add a such like Johanson 2450FM070029 ceramic filter in front of antenna, (...
Hi guys,
I will begin the bluetooth mesh structure part of my project. I looked at this topic to learn what I have to do for creating a mesh project at KEIL. That guide...
So I have a NRF52 DK PCA10040 V1.1.0 2016.15 and a NRF52 DK PCA10040 1.2.4 2018.23....
the 2016, when connected to my laptop by usb, produces 3.3 volts on vdd....( sb10...
Hi
I am developing a healthcare device which is paired via NFC. The NFC pairing is non-standard as it needs to work on iOS, I place records for a MAC and a service UUID...
central 52832dk peripheal 52832dk 14.2sdk , My custom service has 5 features. When discovering, sometimes the service discovery is complete, sometimes the service is not found...
I am trying to measure the power consumption of a PCA10040 board while debugging, using the PPK. I am using the setup shown here: "Measuring current on nRF5 DK while debugging...
Hey,
I found that sdk 12.3.0 (the latest for nrf51822) has example fpu_fft with linked CMSIS_DSP lib, but this lib is for cortex m4. I downloaded arm_cortexM0l_math.lib...
I have a problem getting fstorage to work with BLE in SDK 14.2.0.
The fstorage example works fine until i change
NRF_SDH_BLE_PERIPHERAL_LINK_COUNT to more than 0
In...
Im am running a nrf528322 board with the s332 softdevice using sdk14.2.
I have implemented flash storage in my program according to the nordic flash_fds example. This works...
Hi Nordic,
I am using SDK 12.3.0 and S130 2.0.1. I have some questions about AFH.
1. Do Nordic stack keep track of some bad channels during communication and would skip...
