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...
Hello,
I want to use nRF52832 at 2V. But I am not sure what would be the current consumption of radio during transmission and reception with DCDC regulator on. In datasheet...
Hi, after some research and reading several posts (especially this one ), I am still confused about the Flash endurance on the nRF52.
In the product specification for the...
Hi,
I developed a device and I ship this devices to custemers. Now I want to update firmware of this devices with user friendly app. Is there any app updating app for customers...
Hi,
I scan for nrf51 hrs peripheral devices.
It discover them but they have a static pass-code, how can i pair to them from my central device?
I use SDK11 hrs_c s130...
The errata for the nRF52 indicates higher consumption in managing timers and GPIOTE. Does the BSP for SDK11 follow recommended practice to deal with these errata can I ask...
I am trying the ANT-OTA DFU Update using two nr51422 pca 10028 board. One is sending Transmission messages in the CHANNEL_TYPE_MASTER mode, while the other is receiving Messages...
Hello, I'm a beginner for nRF51822, now my status is sticking on those SDK_11.0.0 BLE examples, while I could successfully running non-BLE (such as examples of bsp/uart)....
ElfApp.zip This attached application is based on Nrf_uart demo app.
It works fine under Android 5.0 and 4.4 smartphone. When I click the connect button, it shows the info...
Hi,
I'm on the project where I use SoftDevice s132 on my own devBoard with nrf52 chip.
I know for Connection Interval and other parameters that determin BLE communication...
I am using nrf51822 as a central device that is trying to connect a peripheral device nrf8001.
I want to build communication bewteen them and use nrf51822 to receive the...
Hi,
I have a small question regarding flash write/erase cycles and I was unable to find a clear answer.
I can see in NRF52 specs:
Flash write/erase cycles: 10...
Hi,
I've been trying to get DFU updates working on my device for a while now... I've got the single-bank bootloader compiled and seemingly working (and a combined hex file...
how to modify ble hand shake time which normal connect to phone.
this scene the ble board has connect to the phone, but need down scoping the ble time to let the 2.4G work...
Hi,
I would like to save some data from characteristic into the Flash. Due to this fact I decided that I will use scheduler. When the value of actual characteristic is...
