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...
We've recently been testing the accuracy of the GPS on our devices. My basic method has been to trigger on GPS_TRIG_DATA_READY/GPS_CHAN_NMEA, and at each trigger fetch both...
I would like to advertise some sensor data (temperature, humidity, pressure, co2, voc and other) by BLE advertising packet without any connection. I know, I can put it data...
How much ram is my application + Zephyr + modem firmware using and how much is available in the nRF9160? I'm unable to find a memory map and anyway that wouldn't include dynamic...
Can we alter the eddystone tlm (telemetry) packet to send custom data . [This is not following the standard packet structure].
But I wanted to know how to alter the given...
I need a product that will allow me to connect a PC to a Bluetooth device through its Bluetooth connection. I will need to be able to send data bytes from my PC across the...
Hi everyone,
I am a beginner with Nordic SDK. I followed the " Getting Started Assistant" and then try to open asset_tracker project on step 4. During the opening I got...
Hello,
The fds.c fds_register() has suspicious usage of atomic variables.
It is first checked if there is space in the m_cb_table, then m_cb_table is modified and only...
Hi, I am trying to add timer information to the sending packet. We created some space(manuf_data) to store data. However, the problem is we do not know how to put actual-time...
Quick Summary: - Devices used: nRF52832 (Central), nRF52840 (Peripheral)
Example based on : BLE Scanner
Hi Team,
In my current application, based on a BLE Scanner Example...
Hi,
I'm using the latest SDK v16. I got the following error when call peer_manager_init()
<debug> nrf_ble_lesc: Initialized nrf_crypto. <debug> nrf_ble_lesc: Initialized...
Is there a recommended way to inspect the state of the heap? I haven't found anything obvious yet. I'd mainly like to know the amount free, the largest block, and perhaps...
Hi,
I start developing with ble_app_template and DK
I combine uart spi twi into it
It can connect to my phone(nRF Connect APP)and work fine on DK
However when i use...
We want use Nordic chips as the transfer medium for our data frames in mesh-like network.
So we don't need ATT,GATT,GAP,SDP,SMP and all high-level things.
As I can see...
