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 have added a power amplifier in nrf51422, but I don't know when I should enable/disable the power amplifier in order to reduce power consumption, i.e. when listen for scanning...
Hi,
I try to compile example application (ble_sdk_app_beacon) and I have error on linking objects.
My include section:
#include <stdbool.h>
#include <stdint.h>
#include...
Hi,
I'm trying to get a modified version of the serial "NUS" service to work encrypted with Android 4.4 (API 19). Everything works fine on iOS, but with Android I get ofter...
hi,there
raspberry can ping6 pca10028, rasberry can receive udp packets from pca10028.
but how can i ping6 pca10028 from pc?
env: pca10028 + csr ble dongle + raspberry...
i'm confused of the relationship of wirepas and ant+,both claim to surpport mesh network and multihop.what's more confusing is that both are promoted by nordic.
I look up...
I find in the following example code that if I start my application from a powered-off to a powered-on condition and main() executes the code as shown, everything works fine...
Hi,
I do receive undefined HCI errors in my disconnection handler. I wait for the BLE_GAP_EVT_DISCONNECTED event and use the bleEvent->evt.gap_evt.params.disconnected.reason...
I've been reading through the documentation for pstorage but there's one term I don't understand
devzone.nordicsemi.com/.../a00131.html
What is the purpose of offset...
We are using two GPIOTE inputs and there is only 1 GPIOTE interrupt handler.
One of the GPIOTE input is from a power line chip that toggles @ 50 Hz rate. This GPIOTE input...
Hi Team,
I was trying dfu to load my application.
Edit #1
I have flashed softdevice.
Then I have compiled the example project 'dfu_dual_bank_ble_s110_pca10028...
I have an external temperature on my nRF51 DK. I would like to read the value of the temperature on my mobile device(Android).
I am able to read the temperature on the...
I would like to use the single shot timer and when the timeout handler is called, I would like to set up the same timer again with different interval this time. Do I have...
There seems to be a discrepancy between the 8.0.0 softdevice release notes and the product compatibility matrix. I would like to know if it is possible to use 8.0.0 softdevice...
Hi,
In my project, I need to periodically perform some jobs on the nRF51822 Beacon kit (sdk 7.1). For that, I think I need to use timers. However, I'm not sure how to do...
Hey everyone.,
I was trying to use nrf51822 as spi slave and just a heads up to know that i use Nrf51822 as master. I see that when chip select CS gets low SPI needs to acquire...
