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...
Sometimes the service discovery procedure in Android will discover all services but not the characteristics included in them. So all services will be empty. If I then open...
The nRF51 SDK (version 9) documentation tells to activate SPI using the SPI_MASTER_0_ENABLE and SPI_MASTER_1_ENABLE macros. Where should these definitions be made? Other components...
Dear all, after solution of some compilation errors on github nrf51_ble_app_lbs_master for SDK 8.0.0, I tried flash application using nRFgo Studio, it says that application...
Hi,
I am using the sample ble glucose code provided in the SDK.
When i am trying to connect it over BLE interface through Master COntrol Panel or iPhone app it asks for...
I haven't updated my copies of the nRF tools, or mBed's nRF51 code for some time. I just did and now it seems my old method of flashing no longer works. I was doing something...
Hi all,
I've developed a firmware solution for one of my clients. I've compiled using Keil, testing it on a board which previously had SD110. Then I delivered .hex file...
I am using nrf51422 sdk v8.0 on pca10028 kit and softdevice s110. My DFU and custom made application works fine when i use clock SOFTDEVICE_HANDLER_APPSH_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Hi . I try to use the Persistent Storage Interface. but i can't write.
static void example_cb_handler(pstorage_handle_t * handle,
uint8_t op_code,
uint32_t result,...
Hi,
I used the old nrfjprog like this:
nrfjprog --eraseall --dfu --programs s130_softdevice_whatever.hex --program my_firmware.hex
Which worked fine. I've now updated...
i'm trying to blink led using timer, but nothing blink. I dont see the error in my code
#define APP_TIMER_PRESCALER 0 /**< Value of the RTC1 PRESCALER register. */
#define...
I've got a test app on my nRF51 DK that calls sd_ble_gatts_hvx as fast as possible to test maximum data rate for the Notify of a characteristic. This all works great. The...
Hi, I'm trying to get the new Nordic desktop tool working, but having some beginner's problems getting it to work on OS X 10.10 here:
Select Com Port button lists available...
How can i prohibit connect for not bonded device's?( not bond - not connect)...I am implemented the prohibit connection under the android phone, PC, iOS in Bluetooth connection...
