hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
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...
Hi Nordic guys,
we are developing a peripheral device with a custom protocol to exchange data.
we are using nrf51822 with SDK 6.0 and SoftDevice 7.1.0 (s110 being peripheral...
