Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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 Nordic
I am using ESB_DPL protocol between two 51822 to do RF communication.
First i put two device very close, works very good, no packet loss, then I moved the...
After spending substantial time without luck I will drop my question here.
Setup
nRF5_SDK_12.1.0_0d23e2a -> bootloader_secure debug target
nRF51 & nRF52
IAR...
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...
