Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
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...
