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...
Hello,
I am switching my environment form SKD6.1 to SDK9.0.0. Finally I'd like to integrate a buttonless bootloader into my BLE application.
I am using:
nRF51822...
In one of the recent Nordic Semi tour videos on YouTube, it was announced that FreeRTOS and RTX will be available in the nRF52 sdk. It's not present in v0.9.2, though there...
Good day,
we would like to use a central and a few (4) peripherals. Peripherals would stream small chunks of data (few bytes) very frequently (10-50Hz). What are the drawbacks...
To reduce power, I'm trying to find the best approach to minimize the cpu load when sampling an accelerometer at a high rate, e.g. 1.6Khz. Is there a way to DMA a sensors...
I am writing a crc checker for the application and the softdevice . I am using a s120 version 2.0.0 it currently has a upper boundary of 0x1D000 is this a hard boundary for...
Hi everyone.
I am making an application which combines two services (ANCS and Nordic UART). I compare the advertising_init() function from the two provided examples (ble_app_ancs_c...
Hi,
I've been searching the devzone for TWI examples, and preferably an example with MPU6050. Here are a conclusion of stuff that I found, but as some of them were for...
Hi ,
I tried to upload the application firmware using OTA service through MCP, I successfully get connected and the transferring of application hex file also gets successfully...
Hi Guys,
once again, I have strange behavior of my code.
In my code I try in loop after ble_event received change PWM from 0 to 255 for my motor device. In debug logs...
Dear,
Please, could help me ?
My knowledge in RF is basic.
I am developing a system to use 8 RF channels (nRF24L01 +) simultaneously.
I'm using Balum 2450BM14A0002...
Hi,
I’ve just ordered a few nrf51822 (from seedstudio ) and waiting for them to arrive.
They come preloaded with SoftDevice 6.0 or 7.0. with a pre-flashed OTA boot loader...
Hello, I am trying to connect a Nexus 6p running Android 6.0 to the NRF52 dev board. I have tried numerous ble examples in the SDK, but nothing ever appears in the nRF Master...
So if I start a program in debug mode some zero-inited static variables are non-zero.
ldr r1, =__etext
ldr r2, =__data_start__
ldr r3, =__data_end__
subs r3, r2...
I'm attempting to use the app_trace module. I've set it up as follows:
int main(void)
{
// Setup tracing. Also sets up UART.
app_trace_init();
app_trace_log(...
