Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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 there.
I'd like to start measuring the current consumed by a custom board with an nRF51822 on it in various states using a scope. I've read the DK user guide advice...
Hi,
We've developed a prototype for a client and just received the nRF51 chips for production. Problem is that the chips that just arrived is an older revision than the...
Hello, I Preparing the KC (korea-certification. about bluetooth)
KC requirements as follows:
Set Test Modes
Set Continuous modulation mode
Set Unmodulated Continuous...
Hi all,
I'm having a tight deadline upcoming and have run into an anoying problem.
I'm using this NRF51 breakout board: ohtcom.com/.../nrf51-m0-module
I ordered a...
HI I am trying to make 5 characteristics on Nordic and my program does not compile for NRF51822 QF AA or AB. but compiles fine for QF AC. what could be the matter. I get an...
Hi,
At command, I'm sampling ADC for a short period of time. What I noticed is that the current consumption of the chip goes up 2mA, even after the sampling is stopped...
Hi,
What is the actual difference in hardware between the two chips? I know they support different soft devices but is there any actual difference in the hardware? Or is...
Does having monitor mode debugging or using RTT print statements increase the quiescent current of the nRF52 even when the debugger isn't connected? I am using S132 SoftDevice...
I'm in the process of porting code from a PCA10000 rev2 board to a custom board, using the ISP130301 integrated MCU (contains a rev3 nrf51822 IC). I'm using nrf51 SDK 6.1...
Hi,
I use an nRF51822 QFAC A1 and my goal is to disable BLE in a powerdown mode, then when I press the pushbutton I want to restart BLE.
Tried using BLEDevice::shutdown...
Hi,
I'm using nrf52 dk(PCA10040). I want to disable the SAADC between readings to save power. I am calling the function nrf_saadc_disable() to do so. It seems to disable...
Hi,
I am having some trouble to make NFC Tag emulation working with "ble_app_hrs_rscs_relay" example application in the nRF5 SDK v11.0 on a PCA10040 board. Actually I did...
Hi all,
i have a little problem with the #define NRF_LOG.
I have this warnings, and i don't know why.
Warning[Pg004]: macro parameter " VA_ARGS " is used in both expanded...