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...
Below are the symptoms, but it turns out the problem was quite simple: the device is not seem capable of scanning while at the same time being connected, unless you use a...
Hello,
I have a problem where the nRF52840 is not advertising. The code runs in the debugger but there is no radio signal. I've already sent the schematic and layout....
Is there an easy way to check what the current connection's agreed upon MTU is?
I'm connecting to random devices that all have different intervals and MTUs. I can't be sure...
When I use saadc to sample battery's power,the software restart ceaselessly.I use the steps as following:
1.void saadc_init(void).
2.void saadc_callback(nrf_drv_saadc_evt_t...
Dear Sir,
I am now using nrf51422 module (SRU532) for ANT+BLE application , i have used SDK_9.0.0_2e23562 and soft device s310_nrf51422_3.0.0. The problem i am facing is...
Hello,
I am using SDK 12.3.0 on nRF51822 development board and nRFConnect app to scan and connect the peripheral device.
When i changed Mouse icon by the GENERIC_THERMOMETER...
Hi,
I'm developing a simple software that records RSSI values from both the Central and Peripheral device, using nRF5 SDK 15, adapting from two of the provided examples...
I am trying to implement the example-code for the Eddystone example from the infocenter. I'm using the nrf51422 to flash code to the Smart Beacon (PCA20006 with nRF51822)...
I am using the Nordic 52840 CSP for my project. It is used for a asset tracking application. I used the nRF52840 QFN schematic reference for design. Since there is a difference...
Hello,
I am looking for the inband image frequency for the NRF51822. I have received a few different results and want to confirm what the value is if it is Low 1Mbps: +1...
Hello Nordic,
I have seen a couple of your reports and I am not sure how to read the inband image frequency. You have put frequencies in there (I thought values should be...
Hi
What is exact difference between following versions of nrf51822QFAC chip 1.nRF51822-QFAC-T 2.nRF51822-QFAC-R7 3.nRF51822-QFAC-R
I am searching for nrf51822-QFACAx chip...
Hello
I am trying to move an arduino project where I read an ADC value from a FSR sensor. In arduino the FSR is powered by 5V and has 10Kohm pulldown resistor. The board...
hi,everybody
I want to design a sniffer for 2.4G raw data，I have some problem below
1.How can I set the radio register to recieve all message on same frequency；
2.I...
