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...
I need the NRF58240 chip on my NRF52840 DK to operate at 1.8V (because I have some 1.8V only peripherals to connect to it) while I'm still debugging the NRF58240 using the...
Hello,
I am trying to run a sample program to setup the SDK and IDE with Segger embeeded studio.
I am getting this error. The Pathlenght is lesser than the 256character...
Hi, I have a Nordic 52810/PCA10040 DEV board with the latest zephyr.
In Zephyr configuration I using hardware clock option -> 32KHz clock source (RC oscillator)
I...
Hello, I'm getting started with my nRF52833 DK and have downloaded and licensed Segger embedded studio, and nrfConnect.
I believe I want to use the s140 softdevice. I'm...
I am just starting with the Nordic DK52. I am following the beginners tutorial for a custom service . But I am encountering 2 problems:
1) In step 4 it displays a RTT debug...
Hello,
I am trying to convert the twi_scanner into a PCA10056e project following the conversion doc from nordic . This was the downloaded example for the TWI scanner and...
Situation: I'm using a nrf52840 with the nordic sdk 15.2 acting as a Gateway ( Ble Client). On the other side I have four nrf52832 (sdk 15.2) acting as servers. My software...
I am trying to light-switch test different features in my app to see if I can save some memory, and I found that the examples\peripheral\cli example won't compile if I turn...
The bluetooth of android APP is easy to disconnect (we make smart door lock products); The product is delivered to the customer. It is easy to disconnect and not connect with...
Hello,
I learnt about some resource pre-allocation in the datasheet, e.g. ppi, or API documentation, e.g. app_timer rtc1. I see the SDK drivers are trying to take care some...
SDK16, S112, 52810. I have DCDC set up and external 32.768 crystal oscillator on my board.
Here is my code part:
main()
nrf_power_dcdcen_set(true); nrf_delay_ms(100...
