My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi,
I'm trying to implement an existing proprietary protocol on the nRF51422 SoC. In this protocol the device address is placed differently in the frame than the predefined...
I want to confirm with Nordic staff that the MBR compares the new bootloader with the one it will replace when executing SD_MBR_COMMAND_COPY_BL. It seems that after a comparison...
Hello
Just few quick questions. What happens to the S110 Softdevice after the APP_ADV_TIMEOUT_IN_SECONDS period?
I'm using the nRF51 DK and the ble UART example and I...
As I am using nRF51422 EK (Evaluation kit), would like to know how to test with BT2.5 or lower version. Is this has backward compatibility. As when I give option of FLAG other...
Hello
I'm having difficulty in executing an GPIOTE interrupt during a BLE connection event with the nRF51 DK. The interrupt I have works fine when the softdevice is advertising...
If I set the centrals connection intervals values higher as a specific value it won't any longer find/connect/enable notifications on my peripheral.
0x00A0/0x0050/ 400...
After running the advertising_start () function in the sample software.
I set the breakpoint by Keil MDK-ARM v5 and stopped executing.
Afterwards, reset is generated!!
...
Hi,
I am using a gpiote interrupte handle function to send a notification to the master,but I find when the sd_ble_gatts_hvx() function is used,the interrupte handle function...
I have successfully completed dfu using android app, but if anyone can help me with example program so that i can perform dfu using program instead of using toolbox app, please...
On the XLR2 chipset I am seeing that if the RTS output follows the state of the CTS input.
When I load the same firmware in a XLR then RTS does not follow CTS
Hi, I am evaluating the use of ESB(without Ack) and BLE as a possible solution for my project since i have no use of Ack and in Gazell it is mandatory to use Ack. I had heard...
I am working with the nRF8001, and I'd like to create a services.h file that will let me broadcast battery level and as well as allow temperature to be read by a peer.
...
Hello,
I'm drawing schematic with nRF51822 internal LDO. I'm wondering what is the regulated LDO output from nRF51822. I need to connect that with peripherals in stable...
We are using ANT with the nRFgo motherboard as base station and want to broadcast a signal over the largest range possible (> 100 m) to several mobile devices using the Dynastream...
