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...
Hi All,
We have been developing device with pca10028 evaluation board and in the process we use also few other custom boards with nrf51822. We use IAR. The device system...
