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...
my device giving output as square pulses.but would like to control current from the range 50uA to 500uA of square pulses.how to calculate it. can someone help me
Hi,
I have a question that Product Specification v3.1 of nrf51822 describes Flexible Power Management: 2.6 μA at 3 V ON mode, all blocks IDLE. But, in the same place, NRF52832...
Working on migrating my application from sdk 12.2 to sdk 14
except for some flash issues most of it seems to be working as before, except I notice this message in jlink:...
Hi,
I'm using SDK 14.2.0 flash_fstorage_example_s140_pca10056 with SEGGER on the nRF52840 Preview DK.
As you can see the basic example not working, what I'm writing...
I got the ble_app_lbs example working using SDK 8.0.0, and am now trying to integrate it into my existing project which was based off of ble_app_rscs using SDK 11.0.0.
...
Hello,
I am trying to intergrate the blinky, timer, and UART examples.
Blinky and Timer examples seem to work fine.
When I added UART, linker error starts to show up...
Hi,
Follow answers from here and have many try, not success yet.
Development with GCC and Eclipse, can not reach main() but return "Programe file does not exist" when...
Honorable technician, hello
I am adding a dependency Library for DFU by Android studio,find " compile 'no.nordicsemi.android:dfu:1.3.0' "and “ implementation 'com.android...
As the title says, I'm having problems connecting to my device with my custom board and I don't know what else to do. This is my Layout:
Whenever I upload my firmware...
I found nRF52832 modules like www.ebay.com/.../332270581440 on eBay, but there's no documentation for them except the board pinout. Has anyone tied them? How are they shipped...
Hi All!
I must to add some binary data to ADV packet use Manufacturer Specific field.
I fill the related fields:
static uint16_t adc0_data = 0; // ADC measured data...
Hello,
Is there some exemple about how to secure a NUS connection between two nRF5x (one NUS, one NUS_C) ? Dans it use a preshared passkey ? Is that secured (man in the...
Hello,
I am migrating a working application from SDK13 / nrF52832 => SDK14 / nRF52840 and during build, i get undefined reference for sqrt, sin and cos functions.
I...
hi
I mistakenly left the inductor connected between the dcc pin and the DEC 4 pin and let it operate in the LDO mode.
What kind of problem will you encounter?
Or maybe...
