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...
Dear all,
I'm using an nrf51822 (running softdevice 6.0.0) with the proximity profile.
With iOS8, I was able to find & pair my device with the nRFproximity app.
After...
Hello from Spain!
It is my first time that I use a Bluetooth chip so I am following all your code stack and some answers of this portal, but I am having problems with the...
Hello everybody,
I am using RTC1 for time measurement, this works fine as long as no BLE communication is running.
The RTC is initialized with
const nrf_drv_rtc_t...
situation:
We are developing an nRF51 application with OTA DFU. we use SDK 9.0.0 and the DFU bootloader version is v8. We have prepared different two packages. Single OTA...
phenomenon:
the program is polling in the 'uart_event_handle'
my attempt:
i found that the 'uart_event_handle' is called by the 'uart_event_handler' , so the program...
I would like to know how can I use nrf52832 preview kit for audio application, i.e. I would like to use PDM interface of nrf52832, please guide me on how can i do that.
I used the app_template and built it with CrossWorks (nRF51 SDK 10)
However, the call
SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_RC_250_PPM_8000MS_CALIBRATION, NULL);...
Up to now I´m unable to do a reliable simple communication from a PTX to a PRX, just scatered messages arriving.
So, I´m asking a very basic working example source code...
For a sensor design I want to use timers with the UART service. I got it somehow working for the S110 version 7. The only problem I have with version 7 is that I can't use...
Hi,
This is probably a silly question, but just to be sure...
I know that when designing a PCB with the nRF51 it is necessary to keep an area beneath/around the antenna...
hi,
to do DFU on SDK 8.0, if use the MCP on PC, it wants to select a zip file, if select a hex file, it will fail. I have created the bin image,but I can’t create the zip...
Hello
I am using the nrf51822_Beacon application and SDKv7.1.0.
have a issue when sd_evt_get function start executing, after imitatively program counter reach into HardFault_handler...
Hi,
I am using S132 to communicate with an iPhone running iOS9. The peripheral needs to operate at high data rate at certain times so I have followed the method posted...
