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,
Is it possible to send data on Connected mode and in parallel also send the periodic data ?
I tried to implement that but it fails to send in data on Connected...
Hi,
I work on a project that uses the dfu target library for firmware updates. This has been working flawless until I added task watchdogs.
The problem that I see is that...
Hi,
I am using a ISP3010 SiP which inludes a nrf52832, a DW1000 and the corresponding antennas (built-in antenna).
I have a custom board (board1) as reference, where the...
I added custom data to default asset_tracker_v2. The custom data is properly encoded and displayed in JSON format in LTE and acknowledged by Azure IOT, but it seems that the...
Hello,
We're working with nRF52833 & nRF52840 and I'm trying to figure out why we've ~0.3ms IRQ Latency from the moment I call the function " uart_irq_tx_enable (dev );...
Im building a wireless sensor network for farming applications and the issue I face is that when I supply the nrf52840dk from the external supply pins (P21) I get like 25μA...
Hi,
My customer use nRF52840 with nRF5 SDK 15.0.0.
They have come up against the difficulty that uart RX pin instability.
I have searched the DevZone and it's advised...
Hi Nordic Community
I have been building a thermometer device from which I would like to send temperature values via periodic advertising.
I have based the sender and...
HI
I am beginner, I have a question , is necessary to put both crystal in circuit configuration?,
in my application i am using nrf_calendar example like a watch, may be...
Team,
I am using nrf52810, sdk 17, sd112.
I have setup a write characteristics, to receive some long data ( 64 bytes)
// write char memset(&add_char_params, 0, sizeof...
I added ring buffer and UART ASYNCH interface to asset_tracke_v2. I added CONFIG_RING_BUFFER = y, CONFIG_SERIAL = y and CONFIG_UART_ASYC_API = y to prj.conf file. The build...
The nrf52 is waking from a sd_power_system_off() and resets. The reset reason register indicates it was from a DETECT from GPIO, yet the LATCH register is 0 and all the sense...
I'm interested in zephyr to make the image file lighter. Have a any solution to update for BT DFU with signle bank? I wonder I can use single bank like Nordic Softdevice.
I have been decoding a BLE advertising packet, I am getting correct preamble and access address but once I try to decode the PDU starting with the header it is incorrect....
