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 don't have a question but am rather posting the solution in case it helps someone else out who had the same problem as me.
With SDK v9/SoftDevice S110 v8, our application...
Hi guys,
I am really confused to distinguish SMP request from pairing request.
Could you kindly what the difference?
Device(nRF51822) can send SMP reqeust? If...
So, I've began tinkering with this device a bit, and using totally stock hex files, installed via
make flash_softdevice && make flash crashes bluez with sigsegv shortly...
I am struggling with the correct value to use for DFU_APP_DATA_RESERVED in the bootloader. My application uses the Device Manager and has one block allocated for to pstorage...
My app is generating hardfualts. Based on this post I looked at memory location SP + 0x14, which points to the address that generated the fault.
Memory at SP+0x14: 8F 31...
Hello Everyone,
I am doing the rough calculation of the power consumption of NRF51 where in the radio part of the datasheet it is indicating 10.5mA whether it is denoted...
Hello ,
I'm using a couple of nRF52 dev.board (one is Nordic preview dev.kit , the other one is a Rigado BMD-300) , with S212 ant+ softdevice . I'm able to deep-slepp the...
I use the board to act as relay.First ,i scan and connect to one peripheral.Then ,i want to disconnect the peirpheral once the another central connect to my board.i call sd_ble_gap_disconnect...
Hi ,
Would you help me to find right material(App note, source code/project) to implement below case:
My nRF51822 connected on beaglebone black(BBB) over UART this will...
Hi,
I want to implement a DC/DC converter setup schematic for my projet and I don't know how to make the difference between the AVDD and VCC_nRF supply tags given in the...
Hi, all!
I have a Quesion about Maximum Voltage & Current of internal DC/DC conv. & LDO of nRF52832.
I'll design circuit using olny internal DC/DC conv. & LDO of nRF52832...
Hi.
Is there a (lazy) (dummy) comfortable way to make an nRF518 chip (in my case, nRF51822) communicate with the built-in bluetooth adapter of a laptop with windows 7 or...
Hi,
I am trying to connect a GPS through UART to nRF52 and get the reading and write it to the serial USB of my PC. I am using app_uart_init() and app_uart_close(). My idea...
