dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
S130, SDK 12.3, ble_app_hrs_c example.
I want to use whitelist function in this example but I can't finish it.
When I run peer_list_get(), it gets all 0xFF, means that...
I cannot suffer this tool anymore. As u can see in the pic below, it provides a cursor mode to measure the currents of X1/X2. However, users always need to know the average...
Hi,
I want to connect 4 antennas to nRF52832, they respectively points to North, South, East and West direction.
Also I hope the nRF52832 can do switch antenna job,...
I'm trying to use gcc and eclipse but I'm getting an error in eclipse that certain variable names cannot be resolved. I know that its not being able to get the variable names...
Hi,
I am developing a small development board of visiting card size, which is powered from a coin cell. I have two questions,
All i want know is there any polarity...
Hi,
do sd_flash_page_erase or sd_flash_write provide any guarantees that the command has executed successfully or should I do a manual check to verify if the page was really...
Hello all,
I am working on nrf52832 Board and i want to use it as translator to send and receive the data , please tel which pins i need to select as UART(rx,tx) pins ...
I am designing a custom board with nRF52840, powered by USB, no battery, using its internal LDOs to supply other peripherals with 3.3V
I have two questions about pins/outputs...
Hi
I generate a pwm signal via changing the state of one characteristic. In general, the pwm works fine. But the problem occurs when I add the timer which is responsible...
Hi guys,
I use the 51822's PWM recently, PWM is made by GPIOTE+PPI+TIMER, and the PWM source code as below(I use TIMER1, GPIOTE[0], PPI_CH[0], PPI_CH[1], period and duty...
Hi all, I'm asking on both BLE specification version 4.0 (or more) and NRF51822 S130 about having support for multiple central connections at the same time while our NRF51822...
Hi,
I get RSSI values like -96 or -97 dBm before the coded PHY connection between two nRF52840 pdks drops. Are these values something expected? TI advertises sensitivity...
Hi, there~ Nordic's Mesh SDK is fascinating! I was thinking of a way how to connect the Internet with Nordic's Mesh devices.
From the web, you might have seen these...
Hello,
I'm working with the thread v0.10.0 sdk release and I would like to customize and add some new packages to the border router.
I see that there is a release tag...
On the BLE Secure DFU Bootloader page of the documentation, there is a typo. See ' Secude ' in the following text.
Configuration parameters
There are certain configuration...
We have certain boards having nRF51 onboard. We want to use them as sniffer. Unfortunately, pins that are used for UART on nrf51DK board are not accessible on our boards....