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...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hi Devzone:
Where can I find full document on how to use nrf_power_gpregret_set?
Background: I am planing to do buttonless DFU without BLE but through usb cdc acm.
After...
Dear support team, we are trying to make the device ST IIS2DLPC (accelormeter) talk via SPI to the dev board PCA10040
We are using the evaluation board STEVAL-MKI191V1 wich...
Hello,
I am trying to build the lwm2m_client sample on my ubuntu 16.04 machine. I tried building for nrf9160_pca10090ns and nrf9160_pca20035ns The build fails with:
...
Hi,
I am using SEGGER/SEGGER Embedded Studio for ARM 4.12, I used Two working Examples ble_app_gatts_c_pca10040_s132 and flash_fstorage. I am getting these errors "undefined...
Hello,
For our project I'm using a LIS2DH (accelerometer) that is supposed to trigger an interrupt on its pin INT1 when a movement is detected.
I use nRF52832. Before...
Hi
I'm not familiar with C language, I tested the saadc example in SDK, it worked well in P0.02
But I dont see how they set CH[X].PSELP or CH[X].PSELN (V(p) and V(n))...
Hi
Using PCA 10040A , SDK 16.0.0 and Segger Studio.
I would like to generate a short accurate *** on a GPIO , probably 250 nano seconds duration. So I am looking at using...
Hello All,
my application should record acceleration data and time stamps.
After recording the data block from start to end should be transmitted.
I only know that...
Hello, guys.
In our current project, we need to periodically update AWS IoT Server with the data from local sensors. So far, thanks to the cloud_client example and your...
Hi
For a new project I'm looking for a cheap bluetooth chip. All my software resides in a PIC, because on PIC I have a lot of experience and I don't have the time to dedicate...
Hello all,
I am using NRF52840 and SDK 16 in central mode and added two UUID filters to the scan module for two different groups of peripherals . My application works fine...
Hi,
I am trying to send a test message in Server through mqtt and used the mqtt_simple example for that.
For the test I insert data_publish() function in main() like...
Hi!
The subject is most of the question.
I am beginning to customize the ble_app_template example, and when I build it, connect, and look at the advertising data, I see...
I want to connect NRF52840-pca10056 to PC via USB cable. I followed the docs but the OS doesn't detect the board automatically when plugged in. It only recognizes the board...
