Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
Hi, I'm developing a wearable fitness device. The device collects accelerometer-gyro data and sends it to the mobile application. Initial developments are good, I created...
I'm using the <TWI Scanner> example. I use an oscilloscope to measure the signal of SCL (see image)
According to the datasheet, I'm connecting a 4.7K resistor to connect...
I am using the two units talking with each other for the BLE uart.
One is running with the example ble_app_uart_c_central. The other is running with the ble_app_uart_peripheral...
Setup:
Node: 1 nrf52840dk acting as a node flashed with mqtt_client_publisher running on top of OpenThread using the nrfSDK for Thread and Zigbee.
Debugger access via...
How are the pins of the nRF52840 used in the Nina B301 mapped into the Arduino / mbed os system? Using the pin mapping files in the ARduino code often doesn't seem to work...
Background: we have a nRF52832 based design that's been used for the past 1-2 years across a couple 100 piece batches. Our latest batch of 500 boards shows an odd behavior...
Hello all,
I'm using a nrf52840 and it's working fine. However, when I supply the chip with 5v on VDDH the GPIO output voltage is 1.8v. When I supply the chip with 3.3v...
Hi,
We are trying to use an nRF21540 FEM with nRF5340 running the latest nRF Connect SDK. Please can you advise how we can generate the necessary TX_EN/RX_EN signals to...
Hi, devzone
I tested nrfutil6.1.0 dfu ble feature and pca10040 as host board to upgrade another board pca10040, successful!
when test nrf connect desktop v3.6.0 and...
Hi,
I want to use my MPU6050 sensor for my nrf5340pdk board using I2C.
But I face some problems with including the sensor driver.
In my prj.conf file, I do the follwoing...
Dear support,
I am developing a TDMA protocol on a custom board with the NRF52840 and SEGGER EMbedded Studio and the SDK 15.0.0. Everything went well until I wished to reduce...
Hello everyone,
I'm using a custom bt gatt service. Everything works fine untill i want to use a service that sends data through notification to the adapter side. I get...
Hello,
I have query about ANT burst mode, I want to confirm that which mode of ANT BURST uses automatic retries and which does not. Here is a document which states ANT BURST...