Hello,
i am working with the Enhanced ShockBurst proprietary protocol and i am wondering where I can find the sources of this protocol, so that I can do some changes. ...
[uart - Copy.rar](/a master _error.png ttachment/3cc01f5e2484d2b0f33e62befd3e6a62)
hello there
I am interfacing master nrf51 dk with nxp's slave lpc11u24
(1) my main...
It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hello,
I have include stdio.h library file and configure uart . Used printf to print data over uart to terminal.
Now I wants same thing reverse get data(scanf) from terminal...
i have ble running perfect in nrf51422 until i turn timer 2 on and this is code for init timer2
void timer2_init(void)
{
NRF_TIMER2->MODE = TIMER_MODE_MODE_Timer;
...
I am running ble_uart_app in SDK_11 s130 on nRF51-dk
I am trying to detect certain pattern received in the UART Rx.
Here is my code.
void uart_event_handle(app_uart_evt_t...
I'm running SPI master (spi_master_tx_rx) at 4MHz for multi byte burst reads. As seen in the attached screenshot there are 5.5µs delays between the bytes. The delays increase...
hello there ,I am writing spi code for slave which has 19 bytes of data. my nrf51 is master.
now my slave has clock polarity =1, clock phase =1. i am uploading project...
Hi All,
I'm trying to test the ble_app_hrs_rscs_relay example on an nRF51822 (256 Ko flash / 16 Ko RAM) with the softdevice s130 but unfortunately the program is not being...
I am using ble_uart_app on SDK_11 nRF51-dk s130.
I would like to send binary hex data instead of ASCII. Looking at ble_nus_string_send(), it seems that sending binary hex...
Hi ,
Recently started working on nRF52832 and tried implementing its various applications for NFC, which includes URL, android application, name tags. Can anyone suggest...
As part of some testing, I downloaded some wrong files and seem to have contaminated the default boot files. So now when I try to download the NORDIC hex files, i get an error...
Hi ,
We are using NRF52, S132 softdevice ... Whenever we do hard reset everything works fine .. But if I do flash from my IDE (using eclipse,this is a soft reset) and it...
I have a hard time to initial a twi ,I reference the example in the SDK11.0，and I used the board is 10040,I copy the example twi sensor code in my project ,but there is an...
I'm getting the error code 0x4001 from sd_clock_hfclk_request and I can't find where the error codes are defined/explained for this function. Can someone point me in the right...
Hi,
With the following program running, how can I achieve the lowest power consumption between timer events:
nRF Timer is running with the HF crystal requested
...
51822, config a pin as output , in the param , set disconnect or connect the input pin, when config as output ,what mean disconnct/connect input pin?
I use a pin to light...
