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...
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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...
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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...
If i buy a raw nRF52832 chip and design the circuit by myself, how can i pre-programm the serial bootloader in it? So i could use the FTDI Basic (or an FTDI Basic -like device...
Hi,
Is there any way to change the advertisement name before switching to DFU mode?
I have a custom app that reboots into DFU mode (via NRF_POWER -> GPREGRET ). I want...
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I've to design an alimentation with capacitors to keep energy and filter current peak. To do that I need to know timing for NFC peak current. Do someone have information...
Hello,
I have a running system constituted of a central and 15 peripherals using nRF52840 devices. The central is set to scan the peripherals for 5 seconds then stop and...
Hello,
I'm implementing a beacon scanner with nRF52 using nrf_ble_scan.c. After the scan has been configured with no filters, no advertisement reports are returned to the...
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The definition of the COEX1 pin looks to be really interesting for applications that need a reliable time reference. A 1PPS GPS output is very useful; absolute accuracy...
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Our nRF9160DK card seems to have stopped working. We attached a sensor to the card (We might have connected the reset pin on the P7 strip) and now I can't start any program...
I was trying to make sense of the serial support in mcuboot, but it uses a protocol and format I don't recognize. I expect they're generated by the Apache Newt tools, since...
I am designing a board based on the nRF52832 and wanted to examine the reference design files 'nRF52832-QFAx Reference Layout_v11.'.
However, The the downloadable files...
Hello!
I am using a nRF52832 with the S132 v4.0.3 softdevice. But I get an error from the softdevice via softdevice_fault_handler.
It gives me id 1(which suggest a NRF_FAULT_ID_SD_ASSERT...
Hi,
I'm using SDK 15.2. The bluetooth disconnects when I enable notifications on nrfConnect. This happens only if I increase the number of bytes to be sent. I'm writing...
hii,
i am currently using light switch example proxy server and proxy clients.
here i am using 3 boards ,2 board(node B &C) are programmed with 4 generic onoff servers...
Hi,
We have a bluetooth product which uses Nrf52840 as the MCU. It composes of a peripheral and a central device of which connect with each other via bluetooth and they...
I have a question about "SEGGER Embedded Studio for ARM V4.12".
I specify a hex file in "Project Options"-> "Debug"-> "Loader"-> "Additional Load File [1]". With this setting...
I have a question about TX Power.
SDK: 15.3.0 Example: ble_app_multirole_lesc Device: EYSHJNZWZ (nRF52832)
The device operates as a “Peripheral”. Is there a way to know...
