Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
Hi,
I would like to install Master Control Panel on my PC.
Where can i find the installer for a windows desktop machine?
Also is there a user guide available for...
Hello,
I am currently working on a project that is using the nRF51422 chipset (Rev 2 silicon) and the S310 SoftDevice Version 1.0.0 and I am having some problems with the...
Hi all,
I have an PCA10001 board and a custom PCB which also uses the QFAA version (256KB flash, 16KB RAM). I'm trying to enable OTA feature for our custom board. I use the...
Hi,
i am having trouble to understand and use flash to store data. First of all as far as i understand ble_flash is obsolete and replaced by the pstorage module, correct...
Hello,
I was reading about RF design and some articles say that if the transmission line is short enough, you may not consider impedance-control as the effect is not visible...
Hi all,
For my project I power the nRF51 DK from a supercap using an external LDO(3.3V) connected to VDD. This way I can keep the board powered using the supercap. I also...
Hi
I'm using PCA10028. it has nrf51422 with softdevice s110. For getting printf in console I'm using 'app_uart.c with FIFO' and 'retarget.c'. When i try to print something...
I'm developing a project base on ble_app_uart now.
But I find out that the current value of ble_app_uart is > 1mA.
I want to reduce the average value to about 10uA when...
Hey,
I have a requirement to launch google play store/ installed app in an Android/ IOS mobile upon pairing of the nrf51822 with a mobile.
So can anyone help me out...
Hi,
i'm testing softdevice s130 central/peripheral example. I modefied the uuid of device to which my nrf58122 should connect, but i get error 0x05 (Device not found) everytime...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
I use sdk 5.2.0 now. And my keil version is uvision4(4.70.0.0). My PC is windows XP.
Now I want to migrate to nRF51_SDK_8.1.0_b6ed55f_packs. But when I run "install.bat"...
I am getting notification of connections established between two boards in hyper terminal. Now i want to send this notification on web server as it is part of my project....
When I'm trying to connect to the new nrf51 dk kit with nrfgo studio, and at the same time have another j-link based dev-kit connected to the PC, the studio hangs while trying...
