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 have a custom board that uses Nordic NRF52832 as MCU. For laying out crystals, BLE part and decoupling capacitors, I used reference layout from documentation.
32 MHz crystal...
Hi everyone,
My hw/sw configuration:
- nRF52840 - sdk 15.0.0 - softdevice: s140_nrf52_6.0.0
I would like to change the device name and update it in advertising packet...
Hi All,
I have been working on ipv6 over ble on zephyr RTOS to form mesh network.I have been successfully integrated "rpl_node"(which is in zephyr/samples/net/rpl_node)...
Hi guys,
I have very strange problem with the Android phone when connect with nrf51822.
After connection, I used update parameters to set the parameters on the phone side...
Hello,
I am attempting to program nRF52 DK modules to communicate using the UART over BLE central and peripheral roles as in the examples provided in SDK 15.2. The data...
hello, I have used NRF52810 TWIM for 24LC08 communication, and I got a problem.
when I want to read data from 24LC08, if the length is not lager than 255, every thing is...
Dear all,
Good morning,
We are using nrf52832 as our main mcu. Our current consumption in system-off mode in custom board is around 3.2 mA which is very high and we want...
HI devzone
We now use NRF52832 to implement TDMA protocol.
In our application, there is one primary node and six sub-nodes.The communication process is as follows:
After...
I want to add simple on off switch model via SDK 2.2.0.
I'm already add client model to project,when provisioner add client node,Provisioner RTT jump error opcode status...
Hello Everyone,
Maybe this is a very silly question.
I am trying to implement timer in nrf51822 with S130, SDK11.
Code snippet:
void TIMER1_IRQHandler(void)
...
Hi,
i Have two development kits where one acts as uart central and another acts as uart peripheral .
In that i have given the peripherals different names( DEVICE_NAME...
Hi, I would like to ask how can i get the current consumption that was stated in the datasheet which is 0.7uA and the value I get from the reading is about 8-9 uA.
Is...
Hi team,
I am using sdk 14.2 ,nrf52840 DK board.
I am getting the following error while running nrf5-mpu-ble-simple code in keil. <error> app: Error 0x000D (13) at line...
hi.....
i am using nrf52832 ........
i want to wake up my device from sleep mode ... i have used the command for sleep mode sd_app_evt_wait() ...... i dono what command...
Hi Sir,
We plan to use the serial DFU to upgrade the 52832 (Host MCU + 52832), we use UART as the communicate interface.
Do we have the example code for reference for...
