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 Nordic,
It's hard to find an example to talk about the event of advertising. I checked the advertising chart and know I will get the event BLE_GAP_EVT_TIMEOUT. Where can...
Hi,
I attended a training session run by the BT SIG last week and met a helpful Nordic chap who, when I mused about how I was using a programming board to run a sensor...
Hi i am having doubt in RTC configuration.I am using RTC1 and i want to produce ticks for every 1 minute.I have combined the UART and RTC example to get the RTC output in...
Hello
i am using the Nrf52 with pca 10036 board. i am working on fruitymesh to work on visualgdb.
i am getting problem here
"#pragma pack(push)
"#pragma pack(4)
...
Hello, i need to count 1 or 2 minutes. Someone can recommend me if to do that is easier to use app_timer or RTC?
Which is the value that i have to put in the prescaler...
Hi,
I have bootloader ,Application with buttonless dfu (with FreeRTOS) and S132 v3.0,
Flashed SD3.0 and then bootloader with debug support. After updating application zip...
Hi all
I use the nRF52832 and the SoftDevice S132 V2.0.1. When I perform a soft reset (NVIC_SystemReset) while the SoftDevice is running, the fault handler is triggered...
Sorry i'm survey in forum ,and try for a week , the problem still there , please help me !!
I'm try to compile APP1 in IROM1( Start:0x1B000 Size:0x4650) ,APP2 in IROM2...
In Nordic's example GCC projects, the Makefile of the SD examples have -DSOFTDEVICE_PRESENT defined. However I noted that even though it is defined here, in nrf_drv_common...
I have a 1 second app_timer running which increments a 1 second variable used as unix time. We have a 32Khz Xtal, etc, which should result in good accuracy.
I have noticed...
The QFN package has an exposed gnd pad. Are thermal vias required in this gnd pad? The reference design has a 4x4 thermal via array. I believe this is only there because Altium...
Hello,
I'm using a BMD200 module (with a nRF51 chip inside) and the custom_board.h provided by Rigado along with their EVK. I'm also using a BMD200 on a board I developed...
Hi There,
Under what condition(s) would a master skip a Connection Event (i.e. not transmit to the slave)?
We are currently testing using v12.1 SDK. I have configured...
After connect I try to find a service using MasterEmulator method DiscoverPipes() . I'm using event masterEmulator.LogMessage += OnLogMessage; to print logs. First it write...
I'm trying to implement an application where one board updates another board with Nordic's DFU service. I'm using the NUS client example as a basis to develop the BLE central...
