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've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi all,
I have seen thread related to this question such as this and this and I am aware that spikes happen due the automatically controlled refreshing mode of the DCDC...
Hi,
I am working on ble_app_uart_c example provided in SDK12.3.0 with S130. I tried this example on PTR5518 ble chip but suddenly device goes resetted every time.I am printing...
I'm finding rather high power consumption developing freeRTOS on the nRF52. I have it found that it appears Task's are suspending properly on the main BLE thread (copied from...
Setup
I was just looking through the code in the HIDS module in more detail, now that I have built a few demo HIDS apps I want to make sure that I understand the HIDS module...
Hi,
Is there any other define to change than SERVER_COUNT in main.c of client's light control in order to run the example with only 1 client and 2 servers (instead of 3 servers...
I cannot get the output from the is the example the UART buffer gets filled but there is no output to the tty.
The interrupts seem to be set, but I don't see the interrupt...
Hi
I am using nrf52840 for indoor positioning application based on RSSI. I was wondering if somebody has a tip how to calibrate the nodes before doing the experiment.
Hi,
I'm using sdk12.3.0 ble_app_uart.
My problem is BLE connection.
Sometimes(almost 50%)I tried to connect BLE but fail and I have to connect again.
I don't know...
Hi, I'm contemplating ways to drive a small RGB LED matrix with the nrf52832 in a really space-tight project. Ideally without any external components. I'ts maybe around 40...
Hello,
I need do synchronize the time between two NRF52 devices. One is connected to the other by a custom BLE service. Do you have any ideas how this could be done?
...
I'm trying to integrate buttonless DFU with secure bootloader with bonds with the DFU.
Using SDK 14 with SD 132 v5.0.0.
Using projects: secure_dfu_ble, ble_app_hrs_freertos...
Hello:
When I try to open an example project from nordik, keil doesn't open some files and I get the following error:
"no source": Error: #5: cannot open source input file...
in main() I initialize the timer
// Initialize the clock module
ret = nrf_drv_clock_init();
APP_ERROR_CHECK(ret);
// Request the low-freq clock to start N/A for SoftDevice...
SDK v12, SD130 on 51822.
I init uart through APP_UART_FIFO_INIT, and installed uart_event_handler. UART rx/tx with an external MCU works OK while softdevice running.
...
