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...
I have Olimex Mod-nRF 8001 Module which i bought it from here . It has break out the RDYN,REQN,MISO,MOSI,SCK and reset pins. My question is can i connect RDYN and REQN lines...
I used the Nexus 5 with android OS 4.4 and try to
use both the "Master control panel" and "Toolbox" Apps to upload firmware.(DFU)
When I use the "Master control panel" App...
We are using an nRF51822 with s110 v5 and an iPhone. When the iPhone connects to the nRF51822, occasionally (perhaps 1/4 of the time) the iPhone fails to complete service...
Having some issues with the examples on the nRF51822 development kit. Hoping someone can help.
Working from nRF51822_Development_Kit_User_Guide_v1.3.pdf.
Motherboard...
Hi all.
I am making a PCB for nRF51822. My PCB need is to talk with iPhone for BLE Proximity application. Also I need to control a LED from iPhone. And I need to get low...
In short: Is it feasible to use RSSI values when tuning the antenna?
I have a custom board with an nRF51422 on which I have designed the RF part to be as much as possibly...
Any suggestions for handling a bricked custom board?
I'm pretty sure I know where the problem is in my code, but now I can't reprogram the board. I did have this happen...
Hi, I'm developing an BLE application using nrf51822.
I have a BLE security issue to discuss.
(Actually I don't have much network security background...)
In our application...
I'm using PCA100001 board with pure-gcc Makefile and s110_nrf51822_5.2.1_softdevice.
And I'm writing simple code customizing s110 samples like below:
static void ble_stack_init...
Hi
Does the NRF51822 support ANT and where would be a good place to understand how to implement ANT ? I also want to know where I can get more information regarding the...
Hello community, first time posting a question so please try and forgive any future mistakes.
anyways im new to using the keil IDE and am have some problems. I have dug...
I am using pca10001 board and started my development from nrf6310/s110/ble_app_hids_keyboard.
SDK version is 6.0.0. I have successfully tested my device with (MCP) Master...
Hi,
I am very new to BlueTooth technology. Currently i'm testing the nRF51822 evaluation kit to see if the BLE module can be used for a specific project. I've tried several...
I have a schematic in which Balun is connected as a matching network to Ant1&Ant2 pins making the output impedance 50 ohms. Now i want to connect an Antennae to it which is...
