Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi, After compiling the at_command example form the new release v1.0.0 and updating the nRF connect tool to version 3.0.0 I get the something that looks like bad baud rate...
I am using J-Link debugger.
I am programming nrf51822. On the Jlink commander my desktop sees my J-Link Lite CortexM device.
When I try the run an example on keil5 I got...
Hi All,
I used app_uart_fifo.c and it worked however RX is not good so I switched to LIBUARTE.
The RX part is good with LIBUARTE however when TX traffic is high nrf_libuarte_async_tx...
Hi,
I am using the nrf52832 dk
i am using the uart code from the sdk.
how do i clear the rx_buf and tx_buf (buffers) and set the pointers to the beginning of the buffers...
I have read through the USBD section in the nRF52820 datasheet and I think I cannot do what I need, but wanted to confirm I am not missing something.
I would like to make...
Hi,Master:
See below:
BAT + = 3.88V
a).When I removed the MCU:BAT_ADC = 2.556V
b).When I soldered the MCU:BAT_ADC = 2.28V,Why is there a 270mv voltage drop?
In the...
Hi, nRF9160 modem firmware V1.0.0 avalable from nordicsemi.com.
"Please use nRF Connect Programmer to update modem firmware."
it means that open nrf connect and choose...
Hey there,
I am having a strange issue where once I connect to a PCA10031 device using the Bluetooth low energy app (v2.2.1) the entire screen turns white just after the...
I would like to setup a development environment for the Thingy. I see there is a User Guide geared towards demoing the example application, but there isn't a specific getting...
Hello,
Currently, I am using NRF52832 and nRF5_SDK_15.2.0. Also, I am using FreeRTOS.
I disabled softdevice by calling nrf_sdh_disable_request() before goes to sleep...
I have a custom nRF52840 board, very similar in basic design to the nRF52840 Dongle, but with a 9DOF sensor. The sensor asserts an output pin when data is ready. This output...
Hi
In the MESH_310 have LPN device.So,I want to integrating Friend feature for light_switch_server example.In this case,this light_switch_server device can be realised...
I want to measure the accuracy of the 32.768 kHz oscillator.
Is there a way to output it on a port-pin, even when it comes out via a divider?
I can't touch the crystal...
HI ,
I want to configure P0.02 as an adc channel .
I also want to read the adc value from P0.02 at regular intervals.
For regular intervals i will put a timer and...
