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 Nordic Team,
in an application where space and cost is an issue: how cirtical do you estimate the 15nH inductor on the Output of the DCDC? (L5 in nrF51x22 ref-design...
hi
I am a beginner,i have two questions.
1、when i use the nrf52832 to read the inner temperature,i find the nrf_temp_init function is :
static __INLINE void nrf_temp_init...
Dear support team,
Can a Thread Boarder Router have Leader role? I have not seen any document which mention about it but all the Thread topology diagram have independent...
Hello,
I am not able to make the FDS work. Here is my setup
NRF51
SDK 12.3
S130 (2.0.1), i.e. s130_nrf51_2.0.1_softdevice.hex
Using peer manager as well...
We've been using bonding on our device for a while and have a lot of experience there, but we are now attempting to add "Just Works" pairing support that is a configuration...
nrf52832.
SDK14.2
Segger ES V3.34a
I am using nrf_drv_saadc_calibrate_offset() and find the next sample immediately after the calibration is erroneous.
There is...
Hi, I would like to use a nRF51 Dongle to connect to BLE devices and retrieve some data.
I already tried my scenario through nRF Connect for Desktop and it works, so I assume...
Hi,
I have a SPI sensor on an nRF51822, developed in mBED. To save battery power, I want to disable SPI while in ble.waitForEvent(). The only reference I could find is an...
Hi, I'm using Master Emulator API 2.1.7 and am having difficulties determining where I should be processing an acknowledge packet being returned from the slave after transmitting...
Hello,
I have been trying to have a central/peripheral device read UUIDs and RSSI values from surrounding peripherals using their advertisements and without actually connecting...
And base the nus service ,each peripheral can send message for cenrtal to other peripheral like mess.
I doubt it is possible because this example is base on the LED Button...
I'm building a smarthome application.
IPv6 over BLE not support mesh topology that is quite inconvenience to extend network. My teacher require me that this application...
I am working on custom programming of nRF52832. I have little experience of Preview DK. I took help of examples in SDK v15 and came across nrf_pwr_mgmt.h header file which...
Hi,
My service (nRF52832, peripheral, SDK14.2) works in a control point / response manner:
Command code is written by central to 'Command' char (F901). On peripheral...
Hey guys,
The project I'm working on utilizes the secure DFU bootloader and buttonless DFU.
To get the application working I had to generate a bootloader-settings file...
