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...
For evaluating the nRF52 for a project I need to demonstrate BLE 4.2. secure pairing with NFC
I want to use two nRF52 eval boards but I need two software examples: One...
Dear
The BLE Multi-link example (ble_app_multilink_central and ble_app_multilink_peripheral)
shows how one central device can connect to multiple peripheral devices. ...
Hi all! I have an application where i perform a "write command" with a device on the characteristic value of another device (client). I want on the client that when it receives...
Hello ,
I have an idea of using nrf51DK along with another external microcontroller both of them are connected via SPI inerfacing the aim of my question can i use the bootloader...
Hi, I am working on Eddystone project i.e nrf5-sdk-for-eddystone-master now I need to add the dfu support to it the problem I am facing is explained below
In SDK nRF5_SDK_11...
Hi,
I am using nRF51422 with S130. I want my application to blink a LED every one second. For now I am using App Timer which solves the purpose but the current consumption...
Hi, I have been trying to figure out how to get the IF BOOT/RESET button on the nRF52 micro-controller working. I have defined "CONFIG_GPIO_AS_PINRESET" under C/C++ in the...
Hi all,
I seek an advice on the passkey topic. Have been researching the topic all day but still have some confusion. I am running SDK 10.0 ble_app_uart example on nRF51...
I have a quick question pertaining to the instruction sequence that occurs immediately after the anti-collision completes:
I am working on implementing a Type-4 tag library...
Following this thread , I tried to upgrade my dongle from s130 v1.0 to s130 v2.0.
I'm using windows driver 0.5.0
Tested both binaries for 0.5.0 downloaded and compiled...
Hey all,
What I am trying to achieve today is setting RAM retention on nRF52.
As it is stated in Product Specification of nRF52, RAMON register is deprecated ans shouldn...
I have 2 nrf51-dk with softdevice 130 (one as central, and the other as peripheral), i use sdk v.10.
I have read and follow central tutorial , and all works.
Now, I...
hi,
i want to use 51822 timer counter to capture external pulses，how can i config the capture task?
in the nRF51 Series Reference Manual, it is say
The TIMER implements...
