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 to do some single-cycle precision time measurement on the RADIO events. I am currently using PPI, configuring the radio events to to trigger timer tasks.
From what...
I am trying the IOS app and I tried to set the alarm on the "out of range" event with the beacon
It doesn't fire the alarm although I am trying an Android phone with same...
I am trying to run the debug project for ble_app_hrs following the steps in "nAN-29 nRF51 Development with GCC and Eclipse Application Note v1.1.pdf"
but I get this error...
Given that most of the SDK (including the softdevice hex) is public now due to the mbed support: would it be possible to open up the downloads for the standard nRF51 SDK and...
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...
