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 am using simple ADC peripheral to read internal battery voltage(standalone). I am using two custom nRF51822 boards. One of the nRF51822 board is made by nRF51822...
Hello. I just started learn ble module and some confusing about ble_app_uart:
in file ble_nus.c we have function on_write this function calling when trigerred BLE_GATTS_EVT_WRITE...
I am developing a android app for firmware update on my device. I used buttonless dfu example to switch from application mode to bootloader mode, I write value 0x01 to the...
I'm trying to track down who is erasing and programming 0x800..0xFFF.
Does the SD_MBR_COMMAND_COPY_BL modify 0x800..0xFFF?
I inserted a CRC32 at the end of the MBR ...
How should we comprehend the nature of PPI, when dealing with radio interrupts?
For example, if I point radio event handler call back ( of this type:
static nrf_radio_signal_callback_return_param_t...
Hi!
I want to use UART function in my own project, base on ble_app_template.
but when I remove bsp module & board.h, add my custom pin config file, I can't see any UART...
Hi,
I'm attenting the tutorial to use Eclipse + gcc,
when I try to build the blinky project in Eclipse, I have the following error :
17:19:52 **** Build of configuration...
I am following this tutorial to be able to run the ble_connectovity example on the Nordic: github.com/.../pc-ble-driver
I can build and install Boost and cmake runs successfully...
ba_nRF51_spd.zip Hi,
I use nRF51422, SDK10, SD310 and fstorage fun beacuse I need save 10 uint32_t len datas to flash.
I did that....:
the callback fun
static void...
I have a proximity application where I would like to use the nRF51 DK (PCA10028) and Beacon (PCA20006) with Bluetooth Low Energy. I would like them to automatically link when...
Hi,
With the latest SDK (12) there isn't an UART bootloader example available. Am I right?
I'm trying to understand what are the options to program the nRF51 during...
Hello!
nRF52832 IC supports programming OTA the first time after its soldered onto a custom design?
We are designing a very small form factor wearable product and would...
Hello all,
I have a few questions about the best way to go about mass producing nRF51822-based devices.
Can anyone recommend a manufacturer that possesses the...
