Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
I need to implement using OTA to upgrade the thread.I followed Thread Tutorial: Practical guide for device upgrade OTA provided to complete the upgrade process,but it didn...
Dear Member,
I want to calculate distance I have traveled,
I saw variables as
#define WHEEL_CIRCUMFERENCE 2070 /**< Bike wheel circumference [mm] */
static uint32_t...
Hi,
I've followed the instructions to apply the free Nordic license for SES but it doesn't seem to like the MAC address. You can see from the attached images that the MAC...
Hi
My device is a medical device, we are now beginning verification. One of the items on the spec requires verification that 128bit AES is used during post-bond comms with...
Hello,
I have developed a small sensor which consists of MAX30101 HR sensor and nRF52832. For the research purpose I created an app as well which shows the raw data sent...
Hi,
I am selecting a Bluetooth IC based on the availability of true randomness in it and the nRF52832 is in the list.
"The Random number generator (RNG) generates true...
Hi,
I want to run a mesh application. Can you please tell me the most preferred ide for running mesh examples.
1.segger ide
2.keil ide
Kindly tell me which one is...
Hi,
I'm evaluating the nRF52840 using the DK. I find that the hfxtal in the 52840DK is GSX-223, which is not included in the data sheets characterization of HFXTAL ramp...
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...
