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...
Hello, I am working on characteristics tutorial.(our service.c)
And I succeeded in notifying characteristic from nordic to android.
The methods I used to notify characteristic...
I'm in the process of migrating to SDK 12.2 and I noticed that nfu_dfu_settings.c now includes app_scheduler.h and makes a call to app_schedule_execute().
How do I use...
want to send a float as a value of a characteristic
I have successfully achieved this using the simple way
Below is the example of just two float variables in an array...
Hi,
I have a PCB with a nRF51822 QFAC A1 onboard, and I wrote a firmware with mbed for this PCB in which P0.08 is supposed to be set to 1 during the initialization and...
My company is in the final stages of prototyping and we want to release our first product in the coming year (focusing on European and American markets). The next steps are...
Hi,
Does anyone know if there is a way to achieve 12 bit duty cycle resolution at 25 KHz PWM frequency for 5 channels (individual duty cycle for each channel) using the...
I have one of the new Power Profiler Kits, and it works really well (well done!). The only problem is I can't reprogram the dev kit while it is connected to the Power Profiler...
I have tried to build this by double-click on the .xcworkspace file, in the folder obtained from the downloaded .zip (dated Nov 24, 2016), then "Build + Run". I get 203 errors...
I have modified the template's code so ble_advertising_init should setup manufacturer data, once I have this assignment:
advdata.p_manuf_specific_data = &manuf_data;
...
Hi,
I want to use nRF51422 on ant and ble dual mode.
Does nRF51422 can use sd332 and where has example project
or
The nRF51422 just can use Sd310 only so far.
Than...
Hello,
When line 10 of the below code is executed the system enters the BusFault_Handler, at this point the NVMC register is as followed: Ready = 0x00000001, Config = 0x00000001...
Hello ! I am using Red Bear Nano which has nrf51822 and I have connected it to a computer with linux. On the computer I downloaded arm-gcc version 4_9 and I linked it to the...
hi all!
if I restarting advertising with BLE_GAP_ADV_TYPE_ADV_NONCONN_IND during CONNECTION occur sd_ble_gap_adv_start(..) returns error = 0x07 ( NRF_ERROR_INVALID_PARAM...
Hi,
Would I be able to get more information on the statement below from the nrf52832 datasheet?
"A step increase in supply voltage of 300 mV or more, with rise time of...
