Please help to understand. How to configure nRf24L01 receiver for 4-pipe (pipe 0, pipe 1, pipe 2, pipe 3 ). But most importantly, how to specify the transmitter settings that...
I saw earlier post on this blog and viewed on-line video for LitePoint OTA tester that claims to work with all BLE chipsets. We have multiple designs with different DTM interfaces...
Hello,
I am using Bluetooth device "NRF51822_xxAC_s110". My Bluetooth is not advertising when i dump the HEX file to the Bluetooth device which is generated by the Keil Version...
when creating a pairing with a peripheral, the application fails to exhange keys to allow for random private addressing so the peripheral cannot reconnect because the address...
Hi. i'm using nRF51822AC, SDK12.2.0, S130 v2.0.1 as central.
I want to make sure that how to operate DFU.
Please check there is missing point or wrong point.
Step 1...
Hi,
I'm struggling to get a mouse wheel to work in advanced (High Res) mode.
What I learned so far is that I should create a "Resolution Multiplier" Feature report....
I'm writing an application that requires dynamic memory allocation, and also needs to sleep in the lowest power mode for a majority of it's lifetime. I'm currently persisting...
How much does part number nRF51822-CFAC-R weigh? I'm building a parts database for a device our company is planning on manufacturing and I couldn't find this information in...
image description (/attachment/a49b3ec690a646f7bead02928ff0a381)(/attachment/a22b78f8886f98aac724a2b9785f9c25)(/attachment/00e9df542ed79773e83dde5fb38e46cc)Hi all,
I have...
Hello,
We need to extend both "ATT_MTU" and "Data length extension (DLE)" of the example programs "ble_app_uart" and "ble_app_uart_c" in S132 SDK 14.0.0. So could you please...
Hi,
I am using ble_app_uart_c code for central and ble_app_uart code for the peripheral. I am using around 4 characteristics in the NUS service. In the ble_nus_c_evt_handler...
Hi everyone,
We have one weird problem with loading the program to the two different variants of nrf51822 chip via nrfgo Studio. We would like to change nrf51822AA chip...
Hello,
We need to extend both "ATT_MTU" and "Data length extension (DLE)" of the example programs "app_uart" and app_uart_c" in S132 SDK 14.0.0. So could you please advise...
Hello,
I am using sdk 12.2.2 and pca10040. I am have successfully interfaced bme280 sensor with nrf52. Now I am trying to interface bmi280 with nrf52. So for that I need...
Each time we wake up our serial port we call APP_UART_FIFO_INIT because we want our buffers to be cleared when we wake the serial.
Does this also overwrite the PIN_CNF register...
Hello,
First of all I know that many questions were posted here about this topic but I am posting mine because I couldn't figure out how to solve my issue and I am looking...
I have a custom service that on a event needs to be re-initialized. The custom profile also has DFU. It seems that when I re-initialize services_init() the micro crashes on...
Hi,
I need to support two advertising protocols simultaneously Beacon and iBeacon.
This is because iOS.CoreBluetooth has a lot of limitations (there is no way to identify...
I want to know OBD-II Application scenario
ignore how to get OBD-II information from the car. assume I already get the info
generally, how often fetch the information...
Hello engineers, Recently I test the ADC function,I think the library function is so difficulty for me. So I want to use the ADC by register,but I found that ,after I start...
I am developing on a nrf52 board with a fdc2214 chip. I created 1 custom Service and 3 characteristics shown below, and the format of my UUID is 0000xxxx-1212-efde-1523-785fef13d123...
