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've got some of the nRF5_SDK_15.0.0_a53641a examples running on my board, the blinky, twi scan etc. all work fine. The twi and spi examples still use the legacy...
I am trying to debug the DFU in IAR.
However, when flashing as is I get the following error:
Sat Aug 25, 2018 20:31:45: ELF/DWARF Error: Unsupported .debug_info format...
In migrating an existing application from SDK 14.0.0 to SDK 14.2.0, I am finding that the first timer I create gets NRF_ERROR_INVALID_STATE on calling app_timer_create() ...
Hello,
I've got the PCA10040 dev kit and it works fine. To match my PCB setup I've cut SB2, this disables the 32kHz osc.
For debugging purposes I went back to the examples...
Hi,
I face a problem when trying to perform a DFU firmware update via command line using nrfutil dfu ble.
I'm using windows 10 and nrfutil.exe version 3.5.0
I am using...
Hi,
In application note 'nWP017 - Antenna tuning', it provides quite a lot information about how to tune antenna.
But, once it is properly tuned, how do I know the matching...
Hi,
When I do not call advertising_start(erase_bonds); then I only draw about 2uA.
When I call advertising_start(erase_bonds); I draw 350uA.
I want to advertise. Then...
Hello Nordic Team,
I have few analog sensors that operate at 5V DC and outputs voltage signal within 0.5V - 4.5V range. I know i cannot interface these sensors with nrf52832...
Hi,
I am working on a project with nRF24L01P. Recently I was trying to make nRF24L01P to transmit packet continuously and i have configure the chip in no_ack, TX and shockburst...
I am using nrf52832 based on SDK14.2 development. I used the air upgrade method in the routine "buttonless dfu". After the online upgrade is successful, nrf52832 will be automatically...
Hi,
we have a nrf51 mounted inside an AC motor housing which we assume is causing an unintended flash erase from time to time (checked with nrfjprog --readcode).
Is...
Hi,
We have a custom board with a Telit Bluetooth module, Bluemod+s42, now.
At present, I am using the "nRF Mesh" APP to test the feature of proxy. But, I encountered...
https://devzone.nordicsemi.com/f/nordic-q-a/29255/mtu-size-of-nrf52832-as-central has the answer of how to change MTU size. Could you please provide more details with the...
Hello,
We have bought two EVAL boards, nRF52840-DK, in order to try our goal to add to our already working projects BLE option. This happened about two weeks ago, and since...
Hi,
I use S130 with SDK 12.3.0.
I have an application that permanently advertise with an interval of 10s but when the user push a button I switch to BLE_ADV_EVT_FAST ...
