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...
I'm designing a small board with an nRF51822. I'd like to use a 'meander' PCB antenna similar to the ones on the Evaluation Kit and 'dongle'. Is there a definitive guide ...
I'm trying without much success to write something fairly simple. Basically connect a signal to a pin, and run a function whenever that pin changes state. What's confusing...
Hello all,
I am debugging my nrf51822 application using evaluation board and keil debugger. I have uncommented the ble_debug_assert_handler in app_error_handler. When error...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hey!
Ever since the devzone upgrade I haven't been able to download files included as attatchments to a post. Whenever I click on the links I get a 'This webpage is not...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hi all
I just have to use 2.4MHz with nRF51822.
I don't neel to BLE and have to use full flash memory for application space up to include BLE stack.
If I control it,...
Hello,
We are trying to implement a DFU with S110 V6 and SDK V5.2.0.39364.
After starting the transfer procedure the nRF 51822 SoC restarts and disconnects.
I tried out...
I modified "pca10001\ble\experimental\ble_app_uart". I add 1 button(app_button.c) and 1 second Timer (app_timer.c)to display clock through UART to PC terminal.
But the...
Hello,
I'm having a problem with the search timing out, channel closing and not being able to reopen the channel after the sd_app_evt_wait command. How do I wake it up without...
Hi,
I am a beginner with nRF51422 (with Keil v 5.10). I am using PCA10006 and PCA10007 together with ANTware II software to evaluate ANT capabilities before I will integrate...
