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,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I search for an LTE modem for a small device. (between 10000 or 100000 parts per year)
So I need something to play with it to learn what is possible. (for example battery...
It's not clear to me the difference between RAM[n].POWER, RAM[n].POWERSET and RAM[n].POWERCLR. I'm assuming that you use RAM[n].POWER to read the contents of the registers...
Hello,
The following defines can be found in nrf52_bitfields.h. Are all these register values used for REV 1 chips? In otherwise, the last digit isn't significant? If...
I am using the example project for Uart Central. I have a lot of messages transmitted out of the Uart. Unfortunately the Uart transmits some characters but does not transmit...
We are consistently seeing a BLE disconnection after being connected to an iOS device for 40 seconds. On the iOS side, the log output at the time of disconnection says: "...
Hello,
I would like to know if someone has experience with embedding lua script language (not elua) on a nrf52 kit, with SES or other IDE.
Or is there some nice tutorial...
Hi, I am learning how to merge two files together to be able to transmit temperature data via UART. These were the steps I have undertaken to do so:
1. Copy pasted the function...
Hi i am new to learning Nordic SDKs and I am working on adding custom commands to a BLE example using Nordic UART Service ( here ). I tried to apply this concept over to the...
I sent the AT instruction back correctly with the serial tool sscom5.13.1
I sent the AT instruction error with the secondary function: at_cmd_write ("AT-CGDCONT?," buf,...
1. When using SEGGER Embedded to use Chinese comments, the cursor display will appear abnormal lying each time Chinese characters will move the cursor only half a character...
This is a voltage drop of 3.3V to ~450mV before decaying.
I'm using P0.02 (AIN0) on the nRF52840 on a custom board. This is my config:
My handler function is never being...
Hi,
I am working on handling multi-radio protocols like only 1 radio at a time. ( https://devzone.nordicsemi.com/f/nordic-q-a/63194/when-the-timeslot-extension-could-be...
Hi,
I am trying to disable writes to certain regions of flash memory. But different from the nRF52840 Product Specification, NRF_ACL is missing the DISABLEINDEBUG register...
Hello,
I'm trying to connect a bluetooth device (peripheral) with Web Bluetooth (central). I send an addvertising packet and I can see the device in Web Bluetooth but I...
Hi,
I just bought an NRF51-DK which I want to use with MBED. I need to download the CMSIS-DAP firmware for this board but cannot find it on the downloads page for this DK...