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...
Dears :
we will use WLCSP package. And, we want to know more information about it as below:
1.Marking side is strong enough right?
2. We only need to take care of side...
Hi,
I am new to ble stuff. I want to write a hex value (0403FEA27469) to a characteristic on the heartrate device.
Following is what I have done so far.
Can anyone...
I am trying to send some data between devices using the micro esb library while still running the BLE peripheral stack. My code is based on the sample nr51-micro-esb. Are...
I was using TIMER1 PPI and GPIOTE to setup a PWM signal on a GPIO line. This PWM will start and stop after 1 seconds. I used led.c to based my code. I was starting the Timer1...
Hi,
I'm having a hard time figuring out how to load and store application context from the device manager without being connected to a peripheral.
According to the device_manager...
hi all:
how to use sd_ble_gattc_relationships_discover to discover att handle?
as my question Use Nordic BTLE Soc with other Vendor BTLE Compatibility
i found this...
I tried to run s130 example.
For using with pca 10005 on nrf6310 I changed settings like following.
In symbol set from PCA10001 to PCA10005.
In board_config...
I would like to ask you some questions on nRF51822 Hardware:
From nRF51822 datasheet, a 16M or 32M external clock is needed, now if we have one 26M TCXO is available...
Hi
Maybe you can help me.
I'm trying to get Device Manager to work, but I'm having several problems. Although the Device Manager is being correctly initialized and the...
Hi, I am developing a project under Eclipse Kepler & Mac OS X;
The project
When i debug, and set a breakpoint in the main.c, I got this message:
Then after Steping...
hi, i'm new in nrf module, i use nrf51822, i'm totly confuse what voltage that i should apply on DCC pin? if i want use internal dc/dc than what the voltage and if i use LDO...
