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...
Hi,
I'm using nrf51822 and ble_app_uart in SDK12.3.
Testing with android app nRF UART v2.0
I have some problem with BLE connection.
First, Sometimes when I tried...
Dear Nordic:
I have transplanted my code from sdk 10.0(nrf51422+S310) to sdk 13.1(nrf52832 + s332(v4.0.2)).
I program softdevice and application to my board by nRFgo_Studio...
I just tried to add a custom service, so I expanded my ble_cfg.gatts_cfg.attr_tab_size.attr_tab_size. Now, when I call sd_ble_cfg_set(BLE_GATTS_CFG_ATTR_TAB_SIZE, &ble_cfg...
Hi everyone,
For my project I'm currently using the sdk 10.0.0 (S310 on a nRF51422) and I would like to use the Secure DFU provide by the sdk 12.0.x.
Working on a nRF51422...
Hi everyone
We have a custom made board with NRF52832 chip. We are send it to FCC test lab and they told us the occupied bandwidth (OBW) is too small, 940kHz less than...
Hello,
has anyone tried new v1.1.0 for nRF6707? If I change the window size to more than original 2.0s, GUI becomes very laggy and it is very hard to stop the recording ...
Hello,
I've been trying to test DFU over UART which has been added in SDK13.1 but after following every resource I've found I always end up with DFU not working
The...
I found this question which partially answered what I am looking for:
devzone.nordicsemi.com/.../
Essentially, if I am creating a new project with my main.c file and...
Hi I am trying to design a custom BLE board using NRF52832 by following the reference layout.
I am new to RF design and I have got a few questions that I would really appreciate...
Hi
I'm trying to implement DFU in my project. So far, after I sending 01-04 to the control point characteristic(1531)，I can get bootloader signal, to be exactly, i can enter...
Hi,
Can we interface a smbus based sensor with NRF51 or NRF52? The only difference between smbus and TWI is the minimum speed requirement which is 10Khz if I am correct...
Dearl all,
I want use the eclipse and gcc together to program the board nRF52840 Preview DK. I was following the tutorial devzone.nordicsemi.com/.../.
I followed the...
Hi,
I'm using nRF52832 with sdk 13.0.0(softdevice 4.0.2).
I had trouble to connect nRF52 and some android 7.0(or upper version) smart device.
I tested samsung galaxy tap...
Hi All,
I am trying to get the serial DFU working with nRF52832 development kit with SDK 13. I am able to get the bootloader flashed and have installed the nrfUtil tool...
