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...
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...
I have DFU OTA application running on 52840 platform on a custom board. SDK v15.3.0. I use SoftDevoce S140 v6.1.1.
Then I need to port it to 52832 platform - SoftDevice...
I have used the NRF52 before, but we got a new need for it to be used with FreeRTOS. Usually I use the RAM_START and RAM_SIZE defines the set up the ram usage for the soft...
1. I tested the following AT instruction on ncs v1.3, returned OK, but did not return the subscription message, need to modify where to return the subscription message did...
We are using I2C bus for communication with a RTC and Accelerometer. But sometimes the I2C get struck in i2c_write. It does not happens always it may happen randomly. We are...
Hi,
I just spent several hours trying to figure out why, using a nRF52 dev kit w/ SDK13 + S132 on both central/client and peripheral/server side, sd_ble_gattc_read() was...
Dear Support,
I have a question about the IPv6 networking with OpenThread. I do have an mesh network with about 50 nodes (PCA10059) and implemented CoAP servers and clients...
I just downloaded SEGGER Embedded Studio (ARM V4.52c) and plugged in my rather old PCA10040. It offered to upgrade the driver, which I accepted. Now, when I click "Connect...
Hi,
Just installed nRF Connect v3.4.1 on a macOS Catalina and get the following error message when starting any of the apps:
I've tried both reinstalling and downgrading...
Hi,
I'm making a peripheral device that needs to minimise battery usage.
My device is essentially a beacon but it allows temporary connections to send a stream of data...
Hello,
I have purchased a new nrf52832 DK board for development. I tried to run some examples like ble_app_blinky which are working properly. But when I tried examples such...
Dear All:
Our team are ready to develop a project with multicentral and multiperipheral
The project topology image lists as follow:
I want to ask how many ram it will...
I know this sounds a crazy question but is it possible to flash a custom nRF52832 board with the same firmware that is shipped with the dev kit and create a mass storage out...
Hello,
I am looking to run the ble_app_uart example from the SDK v17 in nRF only mode on the nRF52840 DK. When running the application as is on nRF only mode, it fails during...
I bought nRF51 dongle from mouser.com. I wanted to put nRF sniffer firmware on it using the guide on the web site. I tried using nRF connect programmer but it can not talk...