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!
Is it really possible to timestamp 4 GPIO edges in parallel with the nRF52?
It would need to be as fast as possible and some edges might be simultaneous so...
hello:
I'm looking for a bluetooth solution for our equipment. We need a chip that simulates a serial port, what we send by SPI port, it is received in the mobile and the...
Hello,
I would like to understand how can I make use of the macro ERR_TO_STR_TWI in order to know what error is being given by my TWI module function.
I have tried something...
I am attempting to run the SoftwareSerial example on the Arduino Primo.
The example code does not work and I am wondering whether the pin assignments are correct.
Example...
If I use PWM "nrf_drv_pwm_simple_playback"
and that will go to "start_playback"
How can I catch end point after it finish entire function?
BTW, the process will keep...
Hello All,
I am working on nRF52-DK, nRF52832 PCA10040, and i want to know on how i can wake up my device from sleep mode using hardware interrupt. I am using interrupt...
Hello,
i want to power off and on the board using the Long Press Button Event.
Is this possible? Please help me out to resolve this issues...
Thank You
I used to get all my output by running cat on /dev/ttyACM0. Now I only see the first few lines, until the filesystem gets mounted.
How do I prevent Linux mounting the filesystem...
The Bluetooth Mesh Light Switch example provides an example of how to program a Bluetooth Mesh application where the client model is on the provisioner device and the server...
Hello
what we want :
One central and several periphals.
The periphals will have different DEVICENAME.
Is this possible with the NUS Service?
The doku says ;
Note
...
Hi all,
Anyone has tried if the Tx power of nrf 51822 is changed from +4dBm to -20dBm, how much power (%) can it save, in a ballpark figure?
Thank,
Carl
hi
i am using the sdk 12.3.0 when i'm trying to compile the file under blinky/pca1028/s130 i'm getting this error anyone can help me please
............\components\softdevice...
I am using S132 V5.1 in combination with nRF5 14.2, and I cannot find where I can set hvn_tx_queue_size.
We are using the new option to configure the softdevice using the...
any one can help me to fix this erreor please
............\components\ble\ble_services\ble_nus\ble_nus.c(41): error: #59: function call is not allowed in a constant ...
Hi,
I am trying to send an command line through UART to the UART device such as MP3 audio module.
MP3 module is taking only hex values. How to send it to the UART device...
