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...
Totally new to Python but managed to get things like pyserial setup and I've been able run the ble sniffer. However that is as far as my Python knowledge extends, so I need...
Hello everyone
I am trying to configure the write values like in the link loss profile it is possible to write no alert, mild alert, high alert, similarly i have created...
Hello!
I would like to know if it is possible to send an unique Gatt message that contains notification enable for multiple characteristics.
For example,
buf[0] ...
Hi Nordic,
I posted the issue with BSP package in devzone.nordicsemi.com/.../
unable to attach the main.c file mainOriginal.c
HI Aryan,
Thanks for your reply. Its working...
main.c HI Nordic,
I don't want bsp.c in my project. So I removed the bsp.c and included custom_board as mentioned in devzone.nordicsemi.com/.../
I am also using UART for...
I have the nRF52 dev board "PCA10040".
I downloaded "nRF52_SDK_0.9.1_3639cc9" SDK.
I noticed that there is no installer for the SDK.
I unzipped the SDK and using Keil...
Hi all,
Since I will use broadcast way in RF transactions between one NRF24LE1 based senders and serveral NRF24LE1 based receivers . I was told not to use "Auto ACK" in broadcast...
I'm new to Bluetooth LE, Python and C. I have the S130 python examples for heart rate testing. I am attempting to modify the heart rate collector code to act as our central...
I am able to use pstorage_clear and pstorage_load without any problems, but whenever I try to do a pstorage_store the callback function is not being invoked. This problem...
-Essentially I want to do a device firmware update on to the nrf51422 using my Android phone (the nrf applicaiton). I am using your sample code for a project that my company...
Dear All,
what example would be best starting point for a transparent COM port over the air connection with nrf51422?
We will require 9600baud and there will be custom...
I have been looking at the nRF51822 for a project, and have looked at several designs available on the web for reference (I prefer to plagiarize working stuff rather than...
Hello.
After connecting with a central, ble_evt_dispatch function in main.c receives BLE_EVT_BASE event (0x01) periodically. What is this? It looks like events related with...
Hi,
I´m using a watchdog in my Application. Furthermore I need the ability to use the ota/dfu functionality.
I trigger the bootloader with a simple beacon.
if((memcmp...
