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...
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...
Sorry but I've been stuck on this for a few days now and I have to give up and ask for help.
I'm attempting to set LED0 when BUTTON_0 is pressed and LED1 when BUTTON_1...
Hello all,
I am working on a device (nrf51 and s110) which is going to communicate with multiple centrals (smart phones).
The device uses a whitelist to connect to only...
Hi,
I run a custom board with an nrf51822.
If I program the device in the IAR IDE everything works fine but I cannot program the generated hexfile with nRFgo Studio or...
Is it 'NRF_RADIO->TASKS_DISABLE' or 'NRF_RADIO->TASKS_DISABLE = 1'?
Restarting advertisements seems not to be affected and I guess 'cancels out' NRF_RADIO->TASKS_DISABLE...
Hi,
I'm trying to run the uart loopback example in the nrf52 0.9.1 SDK with DMA enabled but it is being caught in an error catch. It runs fine without DMA enabled though...
We have some NRF51-DK devices here.
Recently we upgraded our segger software to v5.00.
During programming using nrfjprog we got the question to upgrade the emulator firmware...
