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 All,
I am trying to build the "bootloader_secure_serial" example from SDK 14.2.0 on IAR Embedded Workbench IDE ARM- 7.60.1 and I get this error: Error[Pg004]: macro...
Hi,
I'm trying to utilize PPI system to generate repetitive sequence of tasks (lets call them Task A, B, C, D, E, F) at 0,10,20,40,60,80 ms every second. i.e. I need to...
Hi,
I'm trying to test adding my own custom service, but have errors when I tried to add a 128bit UUID, the test code is simple, in the service_init() function, I just added...
I am using nrf52832 and sdk 14.2.0.The software I am using is keil 5.17.the error is as follows:.\_build\nrf52832_xxaa.axf: Error: L6915E: Library reports error: __use_no_semihosting...
Hi,
In nRF SDK15, Bluetooth peripheral examples for HID devices were limited to keyboard and mouse. By any means, can we configure Nordic device as a game controller?
Hello,
I am currently learning the PWM peripheral of the nRF52DK and am a total beginner in PWM.
I have tried running the attached program and this allows the LED0 to...
Hello,
I am working on a project which requires radio transmitter and receiver to work in sync with the SPI. So the setup is as follows the Transmitter transmits a signal...
Hi,
I am trying to write my own dfu updater for the NRF51 chip and I am stuck trying to make sense of the actual DFU sequence described here infocenter.nordicsemi.com/index...
I am trying to set up mqtt between 2 nrf52s and rpi3 with the examples of sdk 15.0.2. I am very new to nrf52, rpi3 and networking. I have read everything needed as much as...
Let's send a string over UART. RTS signal will go low (active). So far, so good.
The problem is that RTS remains active even after sending is done. And because it is still...
I have two boards. I ran the exact same commands on both boards. The commands flash the same bootloader+app+softdevice+app settings hex file. One board reboots into the application...
Hello,
Setup: Running Ubuntu 18.04 inside Windows Host (using VMWare).
Device: nrf52840DK
Operating System (used for development): RIOT
I would like to communicate...
Hi,
I am running IoT LWM2m example. Everything were going fine since yesterday. when I do hcitool lescan, i see following output:
hcitool lescan LE Scan ... 28:45:8B...
I am using the ble_blinky example (s132) and want to increase the number of characteristics. I get the error code 4. I think the storage capacity is not the reason why I can...
Hi Team Nordic,
I started developing a project using SDK 15 using DK nrf52840 .
I went through several threads and started by creating a test folder inside example directory...
