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...
I want to know that how to judge the Traffic block.
If there are 1 BLE and 1 android APP. It must be ok.
if the number is 2,3,4,5....n
What is the maxium n?
How to cal...
Hello,
I am using a custom board and my setup looks like this:
nrf51 chip
16KB RAM
256KB of Flash
external crystal of 32MHz
SDK12.1
Compiling on Linux...
Hello,
I am trying to read values from MPU9250, I can read them from accelerometer and gyroscope but when I try to read from magnetometer i cant get any values on UART...
I'm working with the SAADC peripheral example and I'm trying to add some code to set the ADC resolution. I've tried doing this several different ways based on what I can find...
I am working with the nRF51 (PCA100028) dev kit and the nRF51822 beacon to monitor the RSSI of the beacon via the nRF51. To do so, I installed nRFconnect and connected the...
Hi,
I would like to have a confirmation of my interpretation of the consumption information that I found in the NRF51822 product spec to estimate the power consumption...
Hello,
reading the revision history in the S130V2 document, it seems only documentation has been changed.
Are there any specific functionality / bugfixes / api changes...
i want to use 2-wire to do the communication of two nrf24le1. one is the master, another is slave.
I don't know how to set up the master and slave.
Is it the code shown...
Hello All!
I am going to use nRF52832 as a network co-processor. I will be using UART as the interface between the main processor and nRF52832.
My question is how to go...
Hi,
i update my characteristic every 1 second with a new value. the notification is set for the characteristic and it will notify my phone about the new value.
at the...
I have a PCA100028 not working anymore. not sure what I have done to the board.
I have a couple of other PCA100028's work well on the same computer.
The program left on...
hi
its first in this event
on_ant_evt_channel_closed
and then
storage_access_complete_handler();
then it try to advertise by this
sd_ble_gap_adv_start...
I use s130 /center ble_hrs example , add 7 peripheral characters and add dfu,but when I want to update codes, I find it start dfu,start bootloader and connecting.... all the...
