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...
Hello fellow developers,
I am new to BLE applications and I am trying to do a very simple device with three buttons that informs a Android smartphone when one has been...
Hello all,
I have an ANT project which is running fine using S210 SoftDevice (SDK v8.1.0).
Now, I am trying to extend this project for BLE operation, by switching the...
I have my devices programmed in a way, that they decide whether to enable SD and transmit via BLE or to keep it disabled and start operating using Gazell.
In this case I...
So Segger recently asked me to update my Driver to V500j to be able to run my new J-Link programmers. However this update has completely bricked my Test Software which uses...
Hello,
I would like to ask you if anyone wrote Python script for connecting PCA100000 dongle to computer and using it without Master Control Panel. How this can be done...
I know this question was raised here a couple of years ago but it seems to me the API was changed since that time. If I set the timeout to 0 and use BLE_GAP_ADV_FLAG_LE_GENERAL_DISC_MODE...
As I understand the SPI HW driver documentation, it appears to be at least biased for using a single chip select (slave select in the API). I have an application where I have...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
I have the follow code in my application for a PCA10028 program from the nRF51 Development Kit (S110 v9.0):
int main(void)
{
int i = 0;
while(true)
{
SEGGER_RTT_printf...
what is the purpose of using the cccd with a characteristics? in between, for confirmation, server is the device that provide the data/attributes/characteristic value and...
Hi,
I am having trouble to use flash to store data.
First, I write function and scan beacon, get information from this beacon and save to flash
I use a timer for...
Hi,
I've installed toolchain for IAR nRF5x_MDK_8_0_3_IAR.msi and want to debug and run project called Radio_test_pca10028_nrf51422_xxac. Project compiles fine in IAR 7...
I have a central device that connects to a peripheral, which will have a custom service, with characteristics A through F that I want to write to each time on connection....
