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...
The ble-sdk-arduino UART examples (and others?) have a rather convoluted scheme to delay the ChangeTimingRequest until after an ACI_EVT_PIPE_STATUS event indicates that the...
Hey guys,
With the BLE stack initialized, I’m not able to get the power down to where I’d expect with nRF51822, running SD S110 8.0 and SDK 9-2.
I’ve tried three, very...
Hi,
I'm new with a) the Nordic Softdevice environment and b) using the nRF52. So there are a few questions...
As a starting point I've used the template project (.....
Hello everyone ,
i am trying to increase the sound of the buzzer so can anyone suggest me do i ahve to increase the supply voltage or do i have to modify the dutycycle...
I have now used days trying to create a working clone of "dfu_dual_bank_ble_s110_pca100028" so that the source would compile and result would work correctly, independently...
I have 5 LEDs - ideally I would like to control the brightness of each one independently (i.e. 5 PWM channels). I'm using SDK 9.0 and SD 310. I have been looking at the PWM...
Hi,
I got the ble_app_beacon_s110_pca10028 from Keil_v5 Pack Installer to compile. I followed the step to use nrfutil.exe to generate a zip file. But when I did the DFU...
I can't afford nRFgo Starter kit as of now; so my question is if there any other way to program my application (firmware) in nRF8001? I am looking from following options:...
Hi,
File "nrf_drv_config.h" defines both TIMER1_CONFIG_BIT_WIDTH and TIMER2_CONFIG_BIT_WIDTH as "TIMER_BITMODE_BITMODE_16Bit", can these timers be configured as 24 bit...
HI,ALL,
I want to take use of hardware flow control, but when i set or clear the RTS signal, it failed.
something about the attempt as following:
the purpose:enable the...
Dear all,
I'm using an nrf51822 (running softdevice 6.0.0) with the proximity profile.
With iOS8, I was able to find & pair my device with the nRFproximity app.
After...
Hello from Spain!
It is my first time that I use a Bluetooth chip so I am following all your code stack and some answers of this portal, but I am having problems with the...
Hello everybody,
I am using RTC1 for time measurement, this works fine as long as no BLE communication is running.
The RTC is initialized with
const nrf_drv_rtc_t...
situation:
We are developing an nRF51 application with OTA DFU. we use SDK 9.0.0 and the DFU bootloader version is v8. We have prepared different two packages. Single OTA...
