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...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hello,
I'm sampling the ADC using PPI like in the saadc example of the sdk12. For the ADC I use
TIMER 1.
And I want to write those ADC values on a SD Card over SPI...
Hi,
I am interfacing micro SD card with nrf52 using fatfs example in sdk 12.0. As I am beginner, first I wanted to perform operations like read, write, delete and some...
I have erased my J-Link firmware in error! after having installed the version supporting V6.12a, however that upgrade wasn't achieved via the drag and drop process.
Where...
Hi,
I am looking to test the performance (range, data throughput, packet drop rate etc.) of BT5 in application specific setting using nRF52840. Ideally this would be done...
What has been tested:
In the Bootloader configuration inside the watchdog and start and
feed the dog operation, and then in
the static void wait_for_events
(void)...
Hello,
I am working on modified version of ble_nus example and I tried to send data to nordic DK.
In Android, I used
BluetoothGattCharacteristic characteristic = mBluetoothGattService...
Hi,
We are designing a system that shall supervise the battery voltage (1 AA cell) on an analog input to the nRF51822. Question is what happens when we put the processor...
Hi
I'm doing project called automation of lights using beacons and iam using sdk (nRF5_SDK_12.1.0_0d23e2a) and nrf51822 dongle. I need complete information about advertising...
Hi,
I am using nrf51 dongle on which I have loaded example code for BLE central(ble_hrs_c) from SDK 11.0.0 's example folder + soft device S130.
My problem is, I am...
Howdy. I have some trouble when trying to communicate with AD7793 using SPI.
I used ble_app_uart example and combined it with the SPI master example and the general...
Hi,
currently, I'm working on encryption using the crypto module of SDK 12.1.0 for SoftDevice 3.0.0
It is no problem to generate a public key, but if I want to generate...
We are using the nRF51822 on our product.
I'd like to know about the minimum value of RSSI ?
We checked the minimum RSSI value by using our products.
And most of...
Hello,
We plan to use the Serialization mode with the NRF52832 module.
We would like to know how is handled the low power mode when the NRF52832 module is used in Serialization...
I am adding a bootloader with BLE OTA upgrades. I am using SDK 11.0.0 and I based my bootloader in examples\dfu\bootloader . I can only fit a single bank upgrade (I upgrade...
Use the guide to compiler the UECC almost neet use 20 hours to finish it.
I think that Nordic need provide the after compilered uecc lib.
That will save so many time...
