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,
I saw several structs that you have in your library and I am curious as how you are forcing the alignment, since I want to do the same.
This is one of them:
typedef...
We are currently working on NRF52 DK.
I know that a Segger RTT is used to print the debug message using a Real Time Terminal(like TeraData or Hercules).
I know that...
Hi :)
I developed my Bluetooth app with MBed and the RedBear BLE nano module. My jumper wire installation connecting an stm32 with the module is working great and everybody...
Hello,
what is the initial output state of the comparator in single ended mode, if the input voltage is between the upper and lower threshold?
Is it undefined, always...
Hi,
I have a question regarding the nrf52 UARTE driver. I have the basics setup and working, I can send and receive data using the UARTE.
What I need to do now, is find...
Hi all,
Someone, please, can give me an information about programming a board nrf52832 using the pin SWDIO/SWCLK.
There is an application note that explain this topic...
I don't know where to submit these things.
I don't fully have my DFU working yet, but clearly I have a badly formatted init packet. However, the resulting behavior was...
If an app is advertising on all channels, and receives a SCAN_REQ on 37, will it transmit the ADV_IND (and potentially SCAN_RSP) on 38 and 39, or is advertising interrupted...
I am attempting to use sscanf() on nRF51822. However the chip simply freezes when reaching that part of the code. Do I need to add anything in the toolchain to make it work...
I'm using nrf51, I noticed that when I disable some functions calling (in the file flash_memory_management.c ), the behavior or the function in the file ( fatigue.c ) is correct...
Hello ,
Easy question, I am using the nRF52832 and am trying to find out if all gpio pins have gpiote functionality? And if so can all gpios be configured as an external...
hi
this is my timers_init(); func
static void timers_init(void)
{
uint32_t err_code;
// Initialize timer module.
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_MAX_TIMERS...
I am writing an App for the Central/Master side using the s130 v1.0.0 SD. I am connecting to the soft device using the python wrappers for the nRF51-BLE-Driver-Win 0.5.0....
