I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
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...
Hi Forum,
i've started the development of an custom service on a nrf51822 with s110.
The Service contains 4 Characteristics where notifications are enabled.
At the...
I have a custom dongle that connects to the PC through a USB-UART chip. It is based on the nRF51822. I have another board based on the nRF52832. This board needs to be able...
Hi,
I am building a device to act as an iBeacon, with other services layered on top. This is based on a Raspberry Pi with a Class 1 USB Bluetooth dongle.
I need to be...
Hi everyone, I'm working on the nrf51822 QFAAH I tried to flash the ble_app_uart example and it didn't work. So I debug it and it stops here
As you can see in the picture...
I am working on app_uart and buttonless_dfu. Although i am getting certain errors which i am unable to counter.
.\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol...
I have 32x64 RGB LED Matrix, and I want to use nrf52 to control it. I got the driver working and I can display everything. It is a time interrupt driven driver, just redraws...
So I just got my nRF52_DK, got everything installed and compiled an uploaded the blinky example. Fine. I had my custom PCB ready, and got the 52832 soldered in straight away...
Hi, I am a newbie to embedded development. I am well versed with java script. I am under the impression nordic allows you to communicate with java script to the development...
Hi, we're using \nRF5_SDK_14.2.0_17b948a\examples\ble_peripheral\ble_app_hids_keyboard to test Pairing/Bonding/whitelist.
After connection, when the central try to read...
Hello,
We have constructed a custom board of nRF52832 via I2C communication with sensor and INT based wake up. Following configuration enable
DCDC Power Enable
Disconnected...
When I was using a master slave integrated host, when I quickly disconnected the connection and then set up the connection immediately, it was found that the original disconnected...
Hello,
is there a simple example for reading out a value? The nRF5 is in this case a BLE peripheral server. The central device should only read one value at a certain time...
Hi:
I output a PWM channel in 16kHZ,i found that when i set the duty cycles 50%,my tft screen(i2c) display at a very slow speed,and it will be OK when i set duty cycles...
Hi,
I am trying to add a notification charactersitics on client, I am able to add one of them, but when i try to add another one sd_ble_gattc_write(), result is always NRF_ERROR_BUSY...
I am trying to use my nRF51 Dongle (pca10031) as a central.
I downloaded the nRF5_SDK_12.3.0_d7731ad and I could see that there is no BLE project for pca10031 (only pca10028...
