In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi,
I have a sensor which sends data in a not specific time and each time start to sending data sends more that 100 data in 5 seconds
My problem is i just want one data...
Hello,
as described in the Compatibility Matrix it is necessary to use a revison 3 chip to use the S130 SoftDevice? Right?
Please explain why the Revision 2 chips...
I'm working in a project & I want to wake up the system from the sleep mode but it didn't wake up or I don't know what is expected on the wake up, will the system be run from...
Hello
I am using PCA10028 and I have written some customized service after taking help form nAn36 documents. Now I want to combine the predefined standard services like IMMEDIATE...
Now that the infocenter is available, please consider making product anomaly descriptions available at a permanent URL, e.g. infocenter.nordicsemi.com/.../PAN .
The frameworks...
Hi,
Same question in the ARM forum: topic
I am a (French, sorry for my English) software engineer with very little knowledge in hardware. As part of a prototype, I'd...
i have initialized a uart then i changed its rx and tx pins. now i want to initialize two uarts. i found the function to do this. app_uart_init.but i dont know how to pass...
I am trying to add pairing option in IOT examples provided in nrf51_iot_sdk_0.8.0. I don't see device manager interface in this SDK. Are there sample examples I can use to...
Warning[Pa082]: undefined behavior: the order of volatile accesses is undefined in this statement C:\Projects\..\lib\nrf_drv_twi.c 273
21 the same warnings. No errors...
Hi,
i have a question about s130 ble_app_hrs_rscs_relay demo, i want to add nus service to this demo, so i transplant the code from the nus demo ，
1：advertising_init use...
Hello, I just download the Android nRF beacon source code from Github, but how do I import this source code into the eclipse?
even I use the git tool import the code to eclipse...
Hi,
I want to use the following project to build a ble scanner which listen on one specific channel:
github.com/.../nRF51-multi-role-conn-observer-advertiser
Looking...
We have added support for nRF51 devices to VisualGDB, our Visual Studio plugin for embedded development and would like to share some tutorials showing how to develop common...
Hi, CAn anyone plz help me getting the cheapest possible nrf51822 small module that i can use in my project as peripheral ?
Or any other module that can work as slave with...
Hello,
I have been able to get an application to build and run in debug mode using Eclipse GCC (Kepler) for the nRF51822. My application does not use a soft device. We...
