In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
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...
Hello!
Recently we have noticed that some of our devices has been reporting strange fulgurations on their reported battery level. This is a graph over 24 hours:
When...
Hi I am the evaluation board of nRF52832 (TAIYO YUDEN Evaluation Board) EBSHSNZWZ) is used. I want to use P0.09 and P0.10 of nRF52832 as PIN of GPIO(TWI). It was set according...
Hi,
I'm developing a serialization system with nRF52832 and an application chip. My product is a power-sensitive.
The code of ble_connectivity in nRF5 SDK 17 calls nrf_drv_clock_init...
I've run into an issue with FOTA updates. The issue can be described by the following sequence of events:
A device is completely erased and programmed with a binary image...
Hi,
I am working on programming a bootloader on a NRF52840 DK using a different NRF52840 DK. Currently I have them connected via the debugger and have been successful in...
I am trying to port my build from Eclipse (based on the GCC tool chain) to a KEIL uVision build system.
I am using KEIL ARM Compiler version 6.15. Most of the files compile...
I see many similar questions to this, but I want to double check my understanding.
We have the nRF52840 connected to D-/D+ on a USB Type-C connector. We have a standalone...
Hi all!
I'm using an nRF52833, SDK 17.0.2, s140 softdevice 7.2.0. My design uses a Skyworks SKY66112 amplifier.
I have the pa_lna_assist function that I found here on...
I am running the example:
C:\Nordic\nRF5_SDK_17.0.2_d674dde\examples\dfu\secure_bootloader\pca10040_uart_debug\arm5_no_packs
Everything seems to be working well except...
Can you please provide security manager keypress notification sample program for bot peripheral and central program. I want to know why it is used and what is the main purpose...
Hello Nordic team
I am developing a BT mesh network project, which be implemented by nrf52840. Right now I am designing the node PCB. I want use the No.4 reference circuit...
Hi,
I tried to implement my custom service.
I followed the tutorial from this site: https://github.com/bjornspockeli/custom_ble_service_example
For SDK 15.0 it works...
I'm attempting to connect an SDcard (micro SD) to an nRF52840-DK via a breadboard setup. I'm running Zephyr and it appears that configuration is to be performed via device...
I'm trying to investigate whether I should ditch BLE in favour of Gazell and ShockBurst (to avoid the $8000 Bluetooth.com fee)
I've noticed that Gazell has no entry in the...
