I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
In the Wi-Fi throughput sample code folder the main.c file has virtually nothing in it, just a few boilerplate lines and a main() with only two lines of code that set the...
Hi,
I have a nRF9160-DK (PCA10090, 1.0.0, 2020.50) that I am trying to flash with the Modem Shell using the Quick Start app on a M1 Max MacBook Pro, running macOS 14.5....
Hello,
I am evaluating the nRF5340 for a potential BLE audio application. I was able to program the kit following the instructions and using the build script (or through...
Hi there,
The nRF54L15 has only 32 GPIOs, which severely limits its use in many applications. I wanted to use it instead of the nRF52840 in future products, but the lack...
I am running the nRF5340 Audio DK and trying to find a device with an app that scans BLE advertisements, but the device cannot be found.
I have confirmed that sound is being...
Hey guys, I'm trying to set the max tx power for our nRF52840 project and I'm getting this error:
CONFIG_BT_CTLR_TX_PWR_MINUS_1 was assigned the value y, but got the value...
I'm presenting an issue when exporting the data collected with the Power Profiler Kit 2 in the software (nRF Connect for Desktop v5.0.0), specifically the digital outputs...
Good afternoon,
I am debugging the nRF9160 in a product, and what we are noticing is that the socket "poll" events do not appear to be generated when the system is in...
If you look at the circuit of the PCA10040, it uses a 32Mhz 12pF crystal.
C1 and C2 of the crystal are 12 pF.
However, you say to use this formula: C1 = C_L * 2 - 4pF...
I am testing the current consumption of SIM cards with PPK2.
When PPK2 is connected to VCC ( voltage 1.8 v or 3 v ), the PPK2 can display the current properly ( around 9...
I am attempting to store a pre-generated key in the psa key store using the psa API. I have taken the nrf->samples->crypto->hmac and nrf->samples->crypto->persistent_key_usage...
Hi,
I am working on a setup where nRF5340 uses W5500 Ethernet IC and communicate MQTT over TLS. The actual setup for now is nrf5340dk + w5500 ethernet shield.
I am working...
We found one charging issue on nPM1100, after we assemble the battery to the PCBA, and then apply 5V to nPM110 (VBUS) and GND. The protection ciruit does not release, and...
Hi,
I am using nrf52840 and SDK-16.0. Our product is already in the market.
we added some extra features now. after adding this we are not getting application timer call...
I am working on a project where my hardware includes an array of LEDs. I want to run an LED pattern on the array during the DFU process. I have tried to find a solution for...