I wanna implement this code for the app inventor, but there was several problem here. I can't use array or index for developing my trapezoidal method.. like this..
code...
Hello,
We are looking for a developer a single task project. We need to provide all of our developers with the same development environment, so we are looking for someone...
I'm looking for a good firmware engineer that can take my current firmware and add the buttonless DFU to it. I currently use the Keil environment but am open to switching...
I am working on PCA10040 board using Keil u5 debugger (V5.23.0.0, JLink setup). After accepting the continuous firmware update requests I get the error message "Missing core...
Hi,
I have just started using a nRF52840 PDK board with the purpose to verify BT 5.0 features. I am completely beginner working with nRF boards or nRF SDK. Anyways, I downloaded...
I have a USB host capable Android device running CentOS via Linux Deploy and everything is working perfectly except i'm unable to connect to my USB nRF24LU1+ Crazyradio PA...
using **nrf_drv_saadc.**c and nrf_saadc .c nRF52832 with sd132v2.0
for example.
i init a app_timer to update a adc channel per 10ms.
and manually update the batt volt...
Hi
I'm trying to send adc value from peripheral to central. I'm using nrf51822 with softdevice s130_1.0.0 and SDK v10.0.0 .
I'm getting error 3002 which I figured out...
Hi everyone
I am trying to understand if it 's possible to change the clock frequency on-the-fly, by giving a certain command to the uC via UART.
I started from the...
I am using esb in SDK 11 and my understanding is that the radio causes interrupts that are forcing and cannot be disabled. These in turn causes software interrupt 10 to be...
Hello,
I'm using nrf51822 with a few sensors and nrftoolbox app in my smartphone.
In nrftoolbox SW, I can just connect and see what happens in sensors.
I want to control...
I need to use Timer 0,1,and 2(I have only 3 timers 0-2 in nRF51822xxAA). This means, I cannot afford to let the BLE use a timer(I can certainly afford to give one RTC for...
Hi,
I'm trying to update attribute value and notify it to client using sd_ble_gatts_hvx() function:
memset(ms, 0, sizeof(params));
params.type=BLE_GATT_HVX_NOTIFICATION;...
When I use sd_ble_gatts_hvx() to send data to iOS and Android device I meet a problem:
Data send to iOS ok,but will return error 8 (invalid states) when send to Android...
Hi,
I am trying to use SPI to get data from a sensor. In nRF 5 SDK V11, I got it to work by setting the SS pin in the config struct of the initialization function.
...
I guess the answer is yes, because I know Characteristic Declaration (UUID 0x2803) has an unique handle for each characteristic.
Just wanted to confirm.
Its the first time I use simple_timer. I do not use the Softdevice. So I'm working with the peripeheral simple_timer example(SDK11).
I know from the app_timer, that every...
Hei!
I recently added WDT to my existing project. After that the normal behavior/sequence of code is not as it is supposed to. Strangely it works okay every other run now...
I just get DK P10040, I am using SDK_11.0.0_89a8197/s132_nrf52_2.0.1_softdevice.
I tried ble_app_uart, it works.
But I find a problem, I cannot set P0.09/10/12/13 high or...
I'm trying to compile nRF51 SDK 8.0.0 under Windows.
So for that purpose I'm going to components/toolchain/gcc and running 'make' there.
No targets specified and no makefile...
Hello,
I find in your source code contradictory values for the UART TX and RX characteristics.
E.g. have a look at nRF toolbox (both Android and IOS) definitions: github...
