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...
A lot of the SoftDevice documentation I have been reading indicates that "Appendix A: SoftDevice architecture” in the nRF51 Series Reference Manual is prerequisite reading...
I read from this news that it is possible to have wireless charging using nRF51822 chip.
www.nordicsemi.com/.../Nordic-Semiconductor-announces-Bluetooth-Smart-solution...
hi ,
Now, My program it have a crash when i to service discovery.
That always stop at when ble try to get the "PrimaryService(0x1801)" Characteristics
but i not found the...
Hi,
i have only little experience in programming a nRF51, but i want to make just a simple application.
before i used a btm222 BT2.1 SPP module to transmit serial UART-data...
Hi,
i have only little experience in programming a nRF51, but i want to make just a simple application.
before i used a btm222 BT2.1 SPP module to transmit serial UART-data...
Dear Nordic Support Team,
I am trying to write some information in the flash memory without success. In the ble_flash.h file, it is specified that the pages 0-127 are reserved...
hiii....
1.can any one tell where do we call advertising_start() function if we want to advertise after getting disconnect from a central device.
2.in ble_evt_dispatch...
I`m a newbie at Bluetooth Low Energy and Nordic Chips. I bought a DK for the nRF51822. I would like to set I/O pins over android and iOS application.
1.So what application...
Are there any common solutions to the issue of spi_slave.c using an array as its buffer? I would like to setup a circular FIFO, but I am not sure if there is any way to do...
We are using the S110 as a peripheral that emits data via notifications.
Is it safe for the central to also send characteristic writes while notifications are being emitted...
First of all ,i download the SD7.0 to my device, then i download my app to my device,in this case
my device's curent is 100uA.
First of all ,i download the SD7.0 to my device...
Hello,
i need some informatiorn about the layout of the nRFgo Motherboard. More specific i want to build a board which is connected to the ports P0, P1, P2; therefore i...
I'm trying to implement a burst transfer between to nRF24AP2 devices, but I have serious problems getting it to work.
The burst messages are send on a reverse channel to...
Hi, I need to read an analog signal 100 s/s which takes 68us at 10bit. There is very little computation to be done once read probably about 10us which I can do to the previous...
