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...
I'm having a lot of trouble trying to program both an application and a softdevice (S132) onto my board. If I use nRFgo to program the softdevice, then try to program the...
Hi I am using sdk 11 and adding DFU to my application
My application always stuck at dfu_ble_svc_peer_data_set(&m_peer_data);
in function 'static void dfu_app_peer_data_set...
Hello all,
I try to instantiate an uart driver using NRF_DRV_UART_INSTANCE macro, but I got the following error :
sdk/components/drivers_nrf/uart/nrf_drv_uart.h:97:1...
Hello,
We are developing an application in which we have an NRF51822-CFAC with sd110 v7.0.0 together with very small energy allowances. Our problem is that we cannot get...
On an ble advertising timeout an event is dispatched to : ble_advertising_on_ble_evt(p_ble_evt)
I notice the application restart and suspect it due to :
ble_advertising...
Hi,
I'm trying to get a timestamp when advertisement occur in heart-rate-collector example(E:\test_nrf\examples\ble_central\ble_app_hrs_c\pca10028\s130\arm5_no_packs)....
Hi Nordic Tech support team,
Now, I burn my nrf51822 softdevice Bootloader and application by nRFgo Studio tool。There are some problems as follow：
(1) When I burn softdevice...
Hello,
I used this tutorial :
devzone.nordicsemi.com/.../
But I can't resolve the "Challenge 1" (write 4 bytes on the characteristic).
Can you explain me, please...
Hello, I have walked through this tutorial: devzone.nordicsemi.com/.../
however things didn't work as planned. I can now read the default value of a value characteristic...
Hi, I was wondering how to change from central mode of the NRF52 board to peripheral mode and from peripheral mode to central mode by pressing the input buttons on the board...
In the blinky-central example, on_ble_evt() switches over both BLE_GAP_EVT_DISCONNECTED and BLE_GATTC_EVT_TIMEOUT .
Why is this required? Won't a client GATT timeout...
