Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
Hi,
In my design, there is a tag used by 24l01,It can transmit the temperature value.In the tag, the parameters are like this:
addrofch[0] = 0xe7;
addrofch[1] =...
We've been working on a product that utilizes a NRF51822 chip as well as WS2812B NeoPixels. Since there have been numerous posts about it here we've decided to release our...
Due to limited resources we are looking for someone who can help us with making a custom profile.
You are preferably in the Stockholm area and have done this before.
The...
I was upset early this afternoon because I was experiencing issues with buttonless DFU on Android. As is usually the case, I assumed it was my fault.
First, I reverted...
Hi Nordic--
Our custom nRF51822 design has 13 signals routed into the app_buttons module through the GPIO -> GPIOTE->PORT -> nrf_drv_gpiote.c -> app_buttons.c path. For...
Hi,
I have a problem to program an external board with my PCA10028 board. My external board is a Xuntong chip.
( Heart-Rate-Monitor-2-4GHz-SOC-BLE-Module-based-on-nRF51822...
I'm trying to measure absolute minimum power consumption of the chip using the PCA10028. I cut SB 9, and applied a very sensitive current measuring device to P22. I'm running...
Hi all,
I am having ADXL335 Acellarometer board. Here its giving data of X,Y and Z axis directly in analog form.
So how should i configure my IO pins of PCA10001 board...
I've been reading about minimizing the amount of time that the SoftDevice blocks the CPU for, but most of the answers have to do with old revs of the chip and old versions...
We have a peripheral device that we would like to have sleeping 99% of the time. I have a single timer waking it at 1-second intervals to look for things it might need to...
Hi,
I am trying to get date and time on my nrf51822 but struggling a bit. I would like the nrf to receive the time over BLE and then increment it internally using the RTC...
I have a system using the Gazell link layer in which 2 devices stream data to a single host. Each of the devices is assigned a different pipe, and all three (host, and both...
I have successfully set up UART/Serial Port Emulation over BLE example. I have modified it so that it works with two nRF51 DKs, one acting as a central and other acting as...
Hello,
I would like to know whether the below PA can be interfaced with nRF51822?
For our application we need to increase the power of the BT. so I have selected the below...
Hi,
From other forum posts it seems to be very important to follow the reference layouts when designing nrf52 PCBs, but I can only find the reference files in Altium format...
Hi,
I have a nrf51 dongle and I try to connect my Android smartphone to it. My smartphone is BLE compatible, so no problems here.
I flash the firmware using master control...
I am a newer for Nordic's BLE.
and has WaveTek nRF51822 BLE Shield (design for Nordic), and downloaded the S110 softdevice version 7.3.0 and the wavetek_connectivity _s110v1...
Hi
I have some problem about the HomeKit SDK,is there anyone could help me?
In the HomeKit SDK,such as lightbulb project,there is a function mfi_i2c_configure that...
