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,
We have an issue with app_uart_fifo which occasionally locks up during data transfer from NRF51 to an other uC.
System description:
We're using first revision...
I am working with the nrf51822 eval kit and custom boards based on the Laird BL600 module. I am using SDK v5.2.
I am trying to connect to external Flash (Microchip SST25VF016B...
I need to have configuration tables(more than one) on my BLE device. As far as I know nRF51822 doesn't have built-in eeprom so my options are limited to external serial one...
We are currently looking at developing a new BLE Tag based on the nRF51822. From the technical datasheet we decided that to save power we would use the internal DC2DC converter...
in ble_app_ancs application,when config RTC0 before Running SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false) function.then run in this function will cause error...
Hello everyone,
I'm currently trying to change the connection parameters to be quick(100ms 0 slave latency) on a button press and after a timer timeout I go back to the...
Hi,
I have some problem. My code was working and everything was fine, but I decided to improve my program. I made some changes, and now TX_DS interrupt on PRX side doesn...
Hi.
It appears that the common gcc makefile in the current SDK does not work for S120, or S310. Please see the patch that fixes the problem.
Tested with S120 and blinky...
We are looking to add some device info into the advertising package, or scan response package depending on space. When looking for a way to do this in a standardised way I...
Hi.
I'use nrf51822 beacon kit and android nrf beacon app.
I'm modify nrf51822 beacon example source code,
I hope
1.I eliminated the button
2.After I turn on the...
I'm new to nRF51822 Evaluation Kit. I was able to build the hex from "ble_app_hrs" example with GCC and Eclipse. However, it won't allow me to flash it by drag and drop to...
Hello, I'm an developer using nrf51822.
I have the same problem with this.
devzone.nordicsemi.com/.../
But this problem has no more discussion...
Here is my problem...
First I load soft device through nRFgo.
Then I run debug with eclipse.
I then step through code in main.c ...
(I'm using QFAAG0 chip)
Stepping worked fine when I used...
Hi,
I use a system with BLE softcore running - and can generate highly precise pulses with the gpio pins using Timer1+2 with interrupt service routines. Jitter might be...
Hi,
I want to use nRF51822 to do some development in the eclipse.I follow the document(nAN-29 nRF51 Development with GCC and Eclipse Application Note v1.1) step by step,when...
