During my development, I found NRF5 SDK only supports symmetric RX/TX data length settings.
Here is the on_data_length_update_request_evt in nrf_ble_gatt.c file.
static...
This is a product based on nRF52832, which uses BLE Bluetooth to scan iBeacons and communicates with an LTE module via UART for data reporting.
It occasionally enters the...
Hello,
I am working on a project that will require external flash. Is there an example program compatible with the following external flash device?
M95P08-I - Ultra low...
How do I preprocess a C file (typically done by passing the "-E" option to the compiler) in VS Code with nRF Connect SDK 3.0.0 or later? I want to see how a complex macro...
Hey,
the USB connection to my nRF54L15-DK isn't working anymore.
It is not showing up in nRF Connect Desktop and I can't find it under /dev/tty... or /dev/cu...
The...
I am relatively new to embedded and am wondering if there was a "best practices" guide / checklist for production deployment somewhere. Things like making sure you are using...
Hi. I'm trying to write a simple MQTT app. I am consistently getting these KConfig errors to do with variables I'm not using, and I have tried to set CMake to ignore these...
Hi guys,
I was wondering if the nrf51822 can listen to data packets being sent over by the nrf24. In the datasheet they say it supports nrf24 protocol. But what exactly...
I have a nRF51822 module programmed for custom service and characteristics. I am able to connect to this module using android 4.3 API. I can get characteristics and their...
First of all, let me say that I've read some of the other topics, and I clearly don't belong here haha. I'm not at all knowledgable about electronics and the inner workings...
I wonder if a couple (or three) of your module with PCB antenna as receivers could be used for triangulating the transmitter, could I have some hints about this, or a schetch...
Just putting this here in case anyone else comes across this issue, esb_arm.lib and gzll_arm.lib don't appear to implement the work-around in PAN 18(in the version I tested...
Hello, I would like to know if the adress byte that is transmitted after the preamble is the MSB or LSB.
I've read the datasheet's page 28 and it's not very clear, it just...
I need to have an iOS device send my nRF51 some commands, some settings, and retrieve some data, not at regular intervals. The nRF51 should only-speak-when-spoken-to.
I...
Hi guys,
I want to use the nRF51822 as a gateway to send uart-commands from the µC to my iPhone and vice versa.
µC---|uart|--->nRF51822 ) ) ) ) BLE ( ( ( ( iPhone
...
Hi,
I am using the NRF51822-CEAA flip chip package for my custom board.
Because this package has an optical vulnerability from the sides, could you please advise how...
Hi developers,
I recently had a problem with nRF51822 and radio interrupts.
My situatios is quite clear but I cannot resolve the problem. I hope You will help me.
Description...
hi,everyone.
because of careless,i enabled pin reset in debug mode by set bit 0 in RESET register in my software,and i downloaded the hex file to a 51822.now,because of resetting...
Hi all
According nRF51822 Product Specification , GPIO pin can config to SPI interface. Means if I set a specific GOP pin range to SPI and connect these pins with...
I am successfully sending data from the PCA10001 Evaluation Kit to the Master Control Panel. But I cannot find any information about initiating and sending data from the MCP...