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...
Good morning everyone,
I read a lot of threads in the last week on this subject, but so far I was not able to find a solution to the problem.
On a custom board we are...
Is it possible to use both Zigbee & BLE SDKs at same time? Actually we are planning to use NRF52840 for our next project. In which BLE will be used for Smartphone to NRF communication...
Hi there,
I have suitably designed a battery sampling circuit in my prototype configuration, (Vdd = 1.8V, battery swing = 4.2V to 2.9V) using the app note provided at: https...
I am getting the following error when trying to compile port.c
../../../../../Nordic_Semi/nRF5_SDK_14_2/external/freertos/portable/ARM/nrf52/port.c:93:7: error: expected...
Hello,
Is there any sample code which performs only the most basic functions?
Ie. - Sample code in its simplest form which only sets one pin to an output and sets it...
I'm using SDK 15 and soft device S132 6.0. Using nrf Toolbox to update custom firmware, I'm running into a situation where the DFU update fails with an error code 4 when trying...
Hello,
I have been doing research trying to figure out how to program just the nRF52832 chip. I want to program the nRF52832 chip with the Arduino IDE from sandeepmistry...
Hello!
I am using the nRF2740 board with the nRF8001. If I connect all the pins (SPI, RESET, RDYN, GND) except the Vcc pin I still measure 2.5V at the Vcc pin (Connector...
Hello everyone,
In my current application , I am using nRF52832, with the SDK 11.0. I have a problem with the BLE connectivity, which I think is a hardware issue.
With...
I am doing a connectionless system where I am just broadcasting the data. I am showing a loss of about 50% on the receiver missing the data packets. I have tried before to...
Hello,
I configured pin P1.15 as output and with GPIO_PIN_CNF_DRIVE_H0H1 but I only get 1.7V ?
Does "standard drive" means that the pins can't get to 3V ?
Thank...
My project is based on the Thread cloud coap client example. I would like to know if my CoAP POSTs to the cloud are successful.
I added a "post_response_handler" to the...
Hi,
I've been trying to read/write data from/to the internal flash storage of my nRF52 development board.
I am using SDK11 and softdevice s132
I have modified the flashwrite...
Hi,
I've been trying to read/write data from/to the internal flash storage after a ble disconnect event occurs on my nRF52 development board.
I am using SDK11 and softdevice...
Hello,
i'm developing an interface based on nrf52. The app does a direct connection, performs some exchanges with the peripheral, and tells the peripheral to disconnect...