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 would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
The nrf51 was able to use the Gazelle protocol down to 250kbs, giving quite an improvement in sensitivity and range.
The nrf52 doesn't mention Gazelle, but does mention...
we'd like to have a closer look at nRF52832 , which seems to be a good choice for our next evaluation step of our wearable device.
But we see that only an "objective" datasheet...
Hi,
on aliexpress you can buy a nRF 51 board with a LIS3DH digital output motion sensor:
de.aliexpress.com/.../32325205949.html
Is there any example or source available...
Hello there,
Is there anyway I can program the chip without the PCA10036? I want to add the nRF52 in one PCB I am designing, but would also want to be able to program it...
after programming the bootlader region, I no longer see the list of my services ith nrf master tool. all what I can see is general attribut general access and device firmware...
Hi,
Is there a way on the nRF52 to clear the APPPROTECT bits once they have been set?
On the nRF51, it was still possible to erase the chip to clear the readback protection...
Hi,
I'm trying to build the blinky example of nrf52 Development Kit in KEIL 5.17 but I keep getting this error :
Error #540: 'ARM::CMSIS:CORE:3.40.0' component is not...
Hi
what's the best way to update the application on a nRF51822 beacon? I tried using the nRF Beacon Android application but wherever I put my hex file from Keil it was...
I am having an application for nRF51822 with S110 soft device, and setting up DFU. There's now bootloader running. On my Windows PC, I am trying like this:
nrfutil dfu...
I've been looking into the OTA DFU dfu_init_template.c. It seems that dfu_init_postvalidate function can be used to perform a CRC check. However, in bootloader.c it seems...
Hello,
our company is, amongst other things, developing motors for roller blinds.
A recent product idea is as follows: We have in a room, for example, 3 blinds with motors...
Hi.
I'm using nRF51 DK for developing a device.
and, I'm trying to use 24LC01B(external eeprom) by i2c.
Looking for code used for i2c, there are two *.c files, sw...
The documentation for this function states the following:
This function initiates or resumes a
Primary Service discovery procedure,
starting from the supplied handle...
kindly check this thread at first
my question is when I tried to power off the system using sd_power_off(); then waked up the system then try to connect, it requests to...
