Hello,
I want to store temperature samples in flash of nrf51822. I am using pca10028 and sdk 12.2.0.
I have the code for writing,deleting and reading from flash memory....
Hello,
I have a question about stack usage. I use nRF51822 SoC, 12.2 SDK & IAR 7.60.1. I am interested in stack usage. Have you done any estimations? Or may be you have...
Hello, I get the
"ERROR: The --family option given with the command (or the default from nrfjprog. ini)
ERROR: does not match the device connected."
message after...
Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
I am burning the same code on two sets of chips nrf51882 and nrf51442. The nrf51882 chip is with 16kb RAM and 128kb of flash memory while the nrf51442 chip is with...
Hi,
I took a example (ble Peripheral : ble_app_uart) and enabled bonding and whitelist as per the tutorial devzone.nordicsemi.com/.../ and followed these link ( devzone.nordicsemi...
Hi. I'm using SDK 11, SD s130, gcc, nRF51822. My application is a peripheral that advertises OK and gets a connection from our mobile app OK, but then gets a PM_EVT_ERROR_UNEXPECTED...
Hi ,
I have designed a beacon using nrf51422 nordic chip. But when I checked the antenna frequency , i came to know that its above 2.45 Ghz. I tried by the changing the...
Hello:
I open nrf51-ble-tutorial-service-master\SDK 11.0.0\nrf5-ble-tutorial-service\pca10040\s132\arm5_no_packs\nrf52-ble-tutorial-service.uvprojx and compike then find...
hello:
I open nrf51-ble-tutorial-service-master\SDK 11.0.0\nrf5-ble-tutorial-service\pca10040\s132\arm5_no_packs\ nrf52-ble-tutorial-service.uvprojx, and compile ,the result...
Hello,
I am developing custom driver for TWIM. I am facing a problem with DNACK and ANACK which hangs my application. SCL and SDA lines are monitored through Saleale logic...
hello,
again, sorry for the begginers qustion(probablly i will have 2-3(hopefully) in the next few days). I got today the nrf52-dk, and on the back of the nrf52 is written...
I ask the questition yesterday ,maybe i have not expressed clearly.In my project , I have to use three spi in master mode and three twi in master mode to communicate with...
Hi!
In my teamwork we are developing an application for use a sensor module via spi, and share data and comunicate with other devices via Bluetooth.
I've taken care...
Dears,
We are working for a dongle solution to exchange data.
Have any BLE SDK solution via Uart to exchange data between host & client? and that the host is no need...
Hi,
I am using nRF51822xxaa and s130 and SDK 10.0. nRF51 connects with the app(notifications enabled), then bonds with it. Subsequent communications between the app and the...
I connected with RTT Viewer 5.12f with nrf51 DK board.
while I donwload firmware to the board, I got bunch of error message from RTT viewer..and it stop..sometime the download...
I am having two issues with the following code:
When I run this sample code on my NRF52DK (there's external hardware connceted but that does not affect this operation...
Hello, everyone~
I used to see nRF51802 in an official document but cannot find it in the official website. Is there an nRF51802? If so, what are the differences between...