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 try to use this bootloader https://github.com/williamhuang03/STM32F4-Custom-Bootloader on STM32F4 which works well through cable but as suddenly I use Nfr51 as transmitter...
Hello All,
I want to perform an Rx blocking test for my nRF52840 BLE chip which is installed on my custom board. I wan to transfer the packets from device to other, and...
I take the external PWM signal, I directly used the method of controlling the GPIOTE register to be successful.
But I can't achieve the same effect using the program in...
Hello,
I'm using nRF52840( PCA10056 ) of SDK 15.2 to debug long range mode. And I have already followed the steps in thread: https://devzone.nordicsemi.com/f/nordic-q-a...
There was a similar question in the past, but I couldn't solve it by referring to it.
ESB communication between nRF24L01P and nRF52832 (PCA10040) fails. nRF24L01P...
I would like to remove the HEAP in my app to free up RAM.
I removed all explict calls to malloc and family.
I removed all variable length arrays, after finding that...
Page https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s140.api.v7.0.1/group___b_l_e___g_a_t_t___c_p_f___f_o_r_m_a_t_s.html, link to http://developer.bluetooth...
I am dealing with a strange anomaly on the MOSI line of the SPI bus - sometimes, the first byte of a command 0x84 to the external SPI flash, I get this on the bus (~ 4 MHz...
Hi,
I'm running an app with softdevice v2.0.0 with SDK 11 on an nrf52832.
the app is using gpiote to handle incoming interrupt from another device.
to start handling...
I noticed that the v1.1.0 modem firmware download includes an A/B set of differential images for doing testing, but not a 1.0.1-to-1.1.0 image. Could I possibly get one? I...
I have to folders with different versions of the nrf library installed (1.0.0 and 1.1.0-rcsomething) The dts and overlay files are identical in the 2 folders (nrf9160_pca10090ns...
I have taken a new Thingy:91 out of the box, fitted ibasics sim card and been through the registration process. Sim registers fine, but the 'add new LTE device' does not recognise...
Can you tell me which Heart Rate monitor gives 0x2A37 is the UUID for the Heart Rate Measurement characteristic. The heart rate service is 0x180D. Battery service is 0x180F...
How can I add debug and release configurations to the "mqtt_simple" project?
Video tutorial "SEGGER Embedded Studio - Build configurations" does not show this important...
Hi Devzone!
I'm using nrf52840 custom board to launch iot service.
We have two type of devices. One is master and the other one is slave.
For now, both of them...
