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'm using SDK 7.1, PCA10028 eval board, SD310 2.0.1, MCP 3.6.0.8331
When the line wrtHandle = hdr->Handle; executes I get an Hardfault Error. Why?
case BLE_GATTS_EVT_WRITE...
Hiii, i work on PCA10028 nrf dev kit and i want to made code that receive data from mobile to UC and go back to mobile. is anybody have this code than please give me and also...
Hello!
Looking around and reading a bunch of posts, I found little information on how to initialize the TWI sw frequency, which currently is 100 kHz( calculated it with...
I want to operate
Tries to operate a small speaker.
www.wvshare.com/.../Analog-Test-Board.htm
but I can not find the DAC function in nrf51822.
How do I create...
Hello,
I am starting a project related with BLE communications. In the future, I want to design my own board and to be able to program it. I am going to start with a development...
Hi, all.
I have been using the nRF51822 board, I am making a peripheral.
The peripheral has been equipped with a sensor to multiple GPIO.
(For example, sensor1 to P0...
Hi
I am implementing my custom service, and started from the led/button example.
I am using the LightBlue app on my iphone to connect to my device under test.
I can see...
I am trying to generate the services.h file and get an error that "Something was wrong with the advertising packet". I see at the end of the log it says "Return code: 0x2...
Hello All,
I have a basic question about empty scan response operation with the ADV_IND PDU. When I set advertising data as follows:
err_code = ble_advdata_set(&advdata...
In the download section, all other SoftDevice versions are named "(Production ready)". Just the new S120 v2.0.0 is not. Does it offer the same stability/reliability as the...
We have an nRF51822-based product that goes the SYSTEM OFF in certain situations.
We wake up with the DETECT signal from a pin which we set to sensing just before calling...
I want to have it wireless capabilities into the cable, the receiver and transmitter antenna ports with shielded wire connected directly, so there will be a wireless signal...
