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...
Hi alll,
I wanted to use a encoder for measuring rotary motions. so i kept a magnetic encoder named AS5601 which uses I2C communication and i have never done anything on...
Hi, everyone,
We are developing the project on nrf52832 where this device "plays" both central and peripheral roles.
In the central role the device activates the scanning...
Hi,
In my application I am creating one more custom service using UART service. I have created new files named ble_nus1.c and ble_nus1.h. In these files I have changed...
I have been having issues with our Flash component ( S25FL256S ) over SPI with the nRF52832 using easyDMA. When reading out values of a peripheral, the returned contents are...
Hello,
I am working on the project as CDC Example.
When I make CDC communication with the nRF52840 in my Windows Tool,
We confirmed that communication was not possible...
hi,
My program used total 10 app_timers, like this APP_TIMER_DEF(connect_timer_id); APP_TIMER_DEF(scan_timer_id); APP_TIMER_DEF(standby_timer_id);
I don't know how to...
Am currently using Apache Mynewt.
BLE Mesh works great when utilising the provided samples.
However, because of lack of documentation / my lack of knowledge am unable...
I'am using notify continues to send large amounts of data,i want to know that notify whether can guarantee package serial number not random sequence and ensure that each data...
Once the Nexus 7 wakes up from deep sleep, we are unable to get scanned devices on Nexus 7.
Turning off the Bluetooth and turning it on again does show the devices. Is...
For DFU and BLE application coexistence, Can I add application services into BOOTLOAD for routine BLE application with DFU? instead of the way that reset from BLE application...
Hello I would like to know when nrf51822 (SDK v12.3 with SD S130 ) advertising timeout and system goes to sleep , how could I retain the ram data so the MCU could work properly...
Dear experts,
I'm using nrf52832 with softdevice s132 v2 for BLE central products developing. According to the specification of s132 v2: We should run some code to get...
Hi. I'm using nRF52832, SDK13.0.0 as peripheral.
My peripheral is advertising every 400msec and it has advdata and rspdata.
As I know, right after a central sends scan...
Hi,
we are using nRF51822 for one of our application.
We are trying to get the public MAC ID of the device itself. Please suggest how can we do so from the application...
