I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
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...
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...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi,
I use the nrf51822 to read the data from the tag which designed by the 24l01p radio module.In the whole progress, first of all, the reading module read the instructions...
I have interfaced nRF 8001 with Arduino through MISo,MOSI,SCK etc pins and it is connected successfully. When i connected my arduino with pc, i thought nRF 8001 will start...
I'm trying to make a simple BLE app based on LED button demo (BLE_LBS.C) that probably don't use much resources. I added FIFO UART communication routines and when I tried...
I have an NRF 8001 BLE chip, can you provide the break out board schematic to make this chip discoverable to my iPhone 5 as soon as i power that break out board. And how to...
Can anyone tell me how to connect NRF 8001 with Arduino mega 2560. I have developed an iPhone application and just want to connect with NRF 8001.Please tell me how to connect...
OK, probably a dumb question:
The nRF51822 reference manual indicates that the RTC is driven by an external 32 KHz input. Can anyone confirm whether it will or will not?...
Hi
can you please help me convert these Keil pre processor calls to something that gcc compiler can . If possible i would like more information about these calls and the...
I'm using Nordic NRF51822 and the Segger JLink with the s110 Bluetooth stack active (correction: flashed on the chip, see below). When my code hard faults (say due to a dereferencing...
hi, I currently stuck in the follow section:
static void gpiote_event_handler(uint32_t pins_low_to_high, uint32_t pins_high_to_low)
{
if (pins_high_to_low & (1 << BUTTON_0...
Anyone to tell me where can i get the CDB file for nRF24LE01? I've downloaded the SDK and the nRF go Studio, but i still cannot find the CDB file.. Please help me to find...
Hello,
I'm trying to start softdevice on a custom board with nRF51822 chip and S110 device. The code hangs in SOFTDEVICE_HANDLER_INIT. It seems that EVENTS_LFCLKSTARTED...
Hello,
firstly I would like to say that I tried searching the forum for a post that has similar problems to my own. But I haven't (please tell me if i'm wrong) seen any...
Question: Can a nrf51822 acting as a server/slave message a client/master (iPad), that it has bonded with previously, to let it know that new data is available without having...
Hello,
I would like to experiment s120 on the evaluation board.
There are some examples but in nrf51/nrf51822/Board/nrf6310/s120/experimental.
Can I use it ? Or is there...
