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, i have a small question. When I downloaded the hardware files of thingy52, and opened altium files, I can not move components in a pcb layout, i have to split windows...
Hi,
To decrease the load on the system I would like to periodically send some BT data (and do some SD card writing).
Since Timer 0 is used by the soft device, I am using...
I want an amplifier to receive audio from a FM/DAB receiver and from an NRF52832 that - in turn - has received audio over BLE. The amplifier should either receive the radio...
when I start to program nRF52832 under 1.8v some memory pages can't be accessed. this is short listing:
Erasing page at address 0x78000. Erasing page at address 0x79000...
Hello,
I'm trying to make some current measurement using the nRF6707 and a nRF5 SDK Board(10040) (Board out of the box, shunts untouched).
We're facing problems measuring...
Hello,
Does the newest SoftDevice release v5.1.0 support the advertising data length extension (255 bytes)? If not, will it be available this year?
We are at the evaluation...
Hi,
I am using nRF52832 DK (PCA10040) SDK 14.2.0 and S132 V5.1.0.
I am planning to test the TWI loopback (in order to familiarise the APIs used for TWI in nRF52).
I...
Hello,
I want to update the connection parameters once the nrf52x (peripheral) is connected with the android (master). I tried the following:
In connection event i called...
Hi, Nordic.
I want to use BLE buttonless DFU sample application.
I tried to compile it using SEGGER Studio + clang, but compile error occurs as the below.
How can...
Hello, Everyone.
I have face some major issues.
First i explain the set-up of my project.
-> I have nrf51822 chip and connected to the external flash memory.
->...
Hi there,
I was trying to understand "sleep" power modes of the chip (CPU + Peripherals) in a bit more details - but my understanding is that everything is handled by the...
Hello guys,
these days i started to work with the CryptoCell library on nrf52840 and i'm facing some issues running AES CCM* mode
little example with pseudo code for initialization...
Hi there,
A little background in my experiences first: I've programmed a couple PIC24 microcontrollers in the past for VERY simple embedded system projects (i.e. making...
hi:
I am working with the nrf52832, and the radio transmitting data packet.I find the receive data is ok, but the crc indicate a data error. Why? This problem is same with...
Hey!
I'm working on a device which requires Bluetooth to be completely disabled for short periods of time. It's got a sensor in it that's sensitive to 2.4 GHz radiation...
