Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
When I compile the program times an error :
.\_build\nrf52810_xxaa_s112.axf: Error: L6366E: uECC.c.o attributes are not compatible with the provided attributes . Object...
I am trying to run the SPI code on an NRF52382 based custom board. I am using the NRF 52 DK, Keil uVision 5.0 , SDK 15.2.
I cannot set and clear the SPI relevant pins...
I am evaluating the nRF52840 for developing wearable tech that would implement some basic sensors such as GPS & pedometer. Just have a couple questions regarding the transition...
Hi all,
I am sorry if this is a rookie question. I had researched and tried the methods shown online, including:
added $(ProjectDir)/flash_placement.xml to the linker...
Hi
I am working on nrf52840, try to create a service,so i follow the tutorial , but i got a problem. The DK doesn't advertise, when I debug it, then it will jump into this...
Hi,
I manged to successfully run the mesh DFU example, however i noticed one unusual thing. I was expecting device to revert to old version of firmware, if in case the...
Is there an example somewhere to show how to use the "BLE_APPEARANCE_GENERIC_HID" to transfer data over BLE to a another BT device such as a laptop ?
The HID mouse and HID...
Hi,
I have a use in mind for a Nordic part, probably the nRF52810. It would be nice to have an input on one pin act as an output enable for several other pins, i.e. when...
Getting "Failed to read PPK metadata" issue on measuring current of external device with external supply. I use nRF6707 PPK booth with PCA10028 or PCA10040 (doesn't work in...
Hi All.
Currently we are using buttonless-dfu service to upgrade firmware via ble on an nrf peripheral-device (via nrf-connect app on mobile central-device). Next, in order...
I am trying to implement the central side code for the usbd_ble_uart example. My current target is the nRF52840 Development Kit but the final target is the nRF52840-Dongle...
Hello!
I am developing a solution that has a gateway and about 10 devices.
The devices has some sensors and their are connected in gateway. Actually I catch the sensor...
Hi:
I am having a problem with the fstorage and ble_stack_init. When fstorage is used before the ble_stack_init it works fine. If used after ble_stack_init, the fstorage...
Hi,
We are developing a BLE peripheral that support DFU and accompanying Andriod & iOS apps.
When using the following tools, (buttonless) DFU concludes successfully...
Dear Nordic,
For my application I am now using a NOR memory with my nRF52840.
This memory needs the FAT file system as my device implements USB MSC and uses regular...