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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: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I am developing an code which requires use of multiple Timers.
I am using Sdk 11 here when i try to initialize timer there is no field for APP_TIMER_MAX_TIMERS in APP_TIMER_INIT...
Inorder to create a c++ wrapper in nordic SDK , i have to
change the Makefile so that it can compile both C++ and C.
in the example the makefile already has gcc added but...
I would like to have BLE using 51822 and audio using a separate BT classic chip on my device. Are there any products in the market that use separate BT chips for LE and classic...
Hello everyone,
I would like to ask that when my project will get the event(BSP_EVENT_SLEEP、BSP_EVENT_DISCONNECT and BSP_EVENT_WHITELIST_OFF)
With the example,in the...
Hi,
I am evaluating the NRF52 with PCA10040 board and nRF5x_SDK_11.0.0.alpha.
I want to create Wave Forme as below.
Out[0] pin transit low to high at compare 0, Out...
I noticed S110 is not listed as supported by nRF5 SDK11. However, no supported SoftDevice seems to offer the same functionality as the S110 (Peripheral only protocol stack...
Hi,
in SDK v9, i tried to compile the bootloader example, but:
/usr/lib/gcc/arm-none-eabi/5.3.0/../../../../arm-none-eabi/bin/ld: region `FLASH' overflowed by 6944 bytes...
Did anybody know how I could determine the connection interval for a established ble connection between an android (4.4) central and a (e.g. nRF51822) peripheral?
I've been having a little bit of an issue trying to parse UART data that I am receiving from an external device.
Where I'm having issues right now is comparing an incoming...
Every 10 packets send; it will have at least 1 packet with 1-2 bytes corrupted data.
The configuration as below:
data rate: 2Mbps
channel: 7
Prefix0: 0xE2
BASE0...
Hi,
We have an application that can run in two modes. The mode is selected by setting the GPREGRET to 1 or 0 and restarting.
Currently we are running this procedure directly...
Hi,
We are developing a product using the nrf 51422 where the power source is a 3 phase generator.
We rectify and charge on a supercap where the uProc is being supplied...
Please correct me if I'm wrong but my understanding is that unused RAM banks can be disabled to reduce quiescent current.
My first question is what is the current consumption...