Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hello,
I run the /examples/ble_peripheral/ble_app_uart application on a PCA10028 using the S110 soft device.
My phone is the motorola G, updated to the lollipop android...
Hello,
I'm working on the PCA 10028 board with nrf51422 with the RTX os (version 4.74.0-5).
My code fails after some time during a call to
osMailAlloc(mq, osWaitForever...
Hi All,
I've happily done all this work before on the Nrf51822 with boot loaders and apps and a happily deployed product.
Thought it was time to shift over to GCC on...
Hi Team,
about power on reset time, not very clear about the description in the SP3.1 as in the attached picture,
why the description are the same?
what's the difference...
Hello,I use s120 and I wnat to send data(write charactheristics value) to all connected peripheral when I receive a character from uart(in uart event handler)?(I use ble_app_multilink_central_s120...
I am connecting to two identical devices, but one is configured as device 'A' and the other is device 'B'. I am currently advertising whether the device is configured as A...
In porting from SDK6 to SDK9, it looks as though
nrf_gpiote_task_config()
has been replaced with
nrf_gpiote_task_configure()
What, if anything, has replaced
nrf_gpiote_unconfig...
I'm using sd_ble_gap_address_set() to randomize mac address and it's working fine. But I'm confused about how to change it back to normal(initial value I see) once I wan't...
i cant find lbs example on \SDK8.0.0\examples\ble_peripheral\nrf51-ble-app-lbs-master\arm and compile.I planned to work with nrf51822 dk. The given example in github shows...
Hello, I have been trying to setup eclipse for the NRF52 off and on all week. I followed the guide on setting up eclipse for the NRF51 and adapted it for the NRF52.
I've...
We have a factory in Hong Kong building and programming nRF51822 modules for us. We may go to a fancier solution in the future, but right now we are using nRFgo Studio and...
If I want to connect the NRF51822 board to Keil using JLink via SWD, I found the SW's clock frequency must below 20kHz. If I choose the higher frequency, the Keil can not...
I know this should be simple, but the prescaler is confusing me...
If I initialize my timers with a prescaler of 0, APP_TIMER_INIT(0, ...)
Then the max timer I can have...
