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...
Hi all,
I am currently working on the nRF51422 with the S110 version of the Softdevice. The SDK version is 8.1.0.
I tried to get some information back from the Softdevice...
Hi, i am new to embedded system.I want to use nrf52 DK as master and connected with two slaves by two spi channels. since in hardware design, I have designed the chip with...
Hi All, Am using NRF52 and SDK 11.0.0.2 alpha ,
I am using two profiles. I need to Advertise with specific name and parameters for each profile. This profile switch has to...
Hi,
I want to program the nrf51822 with C++ and from what I've found here it should be possible.
But nrf_drv_gpiote.h contains designated initializers wich aren't supported...
Hi. I use SDK 9.0.0 and Softdevice S130 1.0.0.
I try to pair Scanner and Peripheral. Scanner use example code "ble_app_uart_c_S120-master".
My peripheral have function...
Hi
When using BLE events i'm usually confused which event to handle , for example GATTS_WRITE or GATTC_WRITE.. i don't know which is the server and the client ?
Any idea...
Hi
Myself Mitul, India
I have one query regarding BLE chipsets.
Q1. Is any BLE chipset is capable for audio data transmission?
Q2. Is any BLE hardware chipset is compatible...
I'm having issues with eclipse integration using the NRF52.
Currently I'm using the PCA10040 dev board and using the tutorial here: devzone.nordicsemi.com/.../
I am...
hi,
i am using uart example from nrf51822 example. when i am sending continuous stream of data then my connection breaks. it disconnects from peripheral device.
how should...
Hello
The nRF51822 has as I understand it 256kByte flash and 16kByte SRAM.
If I run the S110 softdevice, how much sram/flash memory is available to my application program...
Hello all is there a way to have the nRF51822 report back UTC in nano seconds, my though on this is the basic RSSI does not really tell the distance correctly I would like...
HI,
so i designed my board based on the NRF51822-QFAC chip. here's the link of the nrf : www.digikey.com/.../5125206
and find attached the schema of the BOARD that...
