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...
From the s130 release notes:
GAP
Concurrent Central, Peripheral,
Broadcaster and Observer operation
(DRGN-4354).
Up to 4 simultaneous
active connections...
Hi.
I am trying to modify the bootloader example provided by nordic.
I am able to compile/link my code and use nRFgo studio to run it, but for some reason I can not debug...
Hello,
i´m using nRF51822 with S110 SoftDevice to transfer data from Sensors that will be read out via I2C by the Nrf51822.
I have read some topics about how it is not...
Hi,
I bought nordic evaluation board 2 days ago. I have been searching through the forums to enable and test the voltage level of a battery and monitor it via UART. After...
Hello all,
Is it possible for a nRF51822 to read information from another peripheral Device using broadcasts or advertisments?
I have an application where I need to...
hi,
I have been reading some posts regarding similar issues, but I am not able to nail down this one.
I am trying to create a custom 128 UUID and associate some Service...
I overwrited the application program which made with v5.1.0 and it included only difference against the v5.1.0 to sdk v6.1.0. After this, I buidled it but the target didn...
I am looking for a dev kit which would allow me to try out SoftDevice S130, will I be able to use S130 if I buy any of these:
nRF51822-mKIT
nRF51822 DK
nRF51822 EK...
The nrf51 reference manual shows timing diagrams for the TWI interface when reading from slaves to have a shortcut between BB and SUSPEND. My assumption would be that's there...
I am using the ble_app_uart code from SDK 6.0 on my custom PCB with a nrf51822. I am comparing it's functionality with a PCA10004. Both are running the exact same code. I...
Hi all,
some time ago we bought a nRF51822 Evaluation Kit with the PCA10001 being Version v2.0.0.
Why exactly is it not recommended to work with the new SDKs such as SDK6...
Has anyone played with getting the iBeacon reference kit/software to run with the SD7.0 code?
I'm wanting to change from the boot loader + SD 6 + app to a simpler SD 7...
I have download the puck-central-android code from the following link
github.com/.../puck-central-android
I can build the project and successfully programmed in the android...
hi.
as far as i know, dfu for softdevice 110 can be carried out over ble, while s120 can not. so i have to implement a bootloader for an app with s120 through wired.
is...
Hello to all,
Since a couple of weeks I have a problem in a program which consist of three parts:
1.- a Timer to make a pulse train by interrupts
2.- a program to control...