Hi,
When creating and adding an characteristic to service, what the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
Hi all,
I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board.
I have a tablet running android 5.1.1 and the nordic nRFConnect...
Hello All,
We are using nrf52840 board interface with wiznet550i.
We try to implement mqtt tls 1.2.we get following errors..
I get certificate verification error -0x2700...
Hi,
i am using SDK v8 with softdevice v8,using master control panel pc application,added custom service and characteristics to application,problem is characteristics value...
There is the board mark on the chip like n51822CEAAD01350A0, where DO is Build code, 1350 is tracking code(YYMM), A0 is lot code.
My question is how can I get those codes...
I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
Dear sir,
Thanks for your help.
In the working state, the input voltage of the battery may drop from 3.0V to 0.4v or even 0.0V. After charging, the voltage will quickly...
Hi,
I am using the Power Profiler Kit (Rev. 1.1.1.) with Power Profiler app (v2.3.1) to measure power consumption on an external DUT. The issue I am facing is negative current...
Hi all,
We have designed a PCB where we use BMD-350 ( which is based on nrf52832 ) , HX711 and the accelerometer ( MMA8452Q ) as primary components. The device is supposed...
I am in the process of integrating the latest SAADC driver into my project and have noticed an issue after adding the errata 122 workaround to my saadc event handler per the...
Thanks in advanced. On sdk17.0.2 examples\ble_central\ble_app_uart_c, I connect a button's one end to nrf52832 pin 24, the other end is connected to VDD. So I have to #define...
Hi,
There is an option CONFIG_LTE_NETWORK_TIMEOUT for the LTE Link Control. The default is 600 seconds (10 minutes) but I couldn't find any suggestions for the timeout and...
Hello ,
Now I am sending the data per 7.5ms in the interval of time over ble .I am loosing the packets , to avoid this I am planning to send the data in the structure .How...
Hi,
I got a unit based on NRF52 (No matter what SDK) which is connected via 1-wire (dallas protocol which is very time accurate) to other unit.
The other unit is the master...
Hi! I wanted to ask someone who knows more than I, if this setup makes sense, and how I could test my design.
A bit of background: We're developing a custom board which...
Hello, I am using nrf51822 / SDK 12.3 / SD 130-2.0.1.
When a normal timer is set and softdevice off, the timer interrupt does not occur.
In SDK 10 / SD 110-8.0.0, timer...
Hello,
I am trying to use the flash API of fstorage in my code. I have called below function at the start of my code. I want to save some integer values every 1 min interval...
Hello
I am trying to read a characteristics from my peripheral using my central. From what I read here, I have to use sd_ble_gattc_read(). Is it correct ? But I did not...
Hello
We have produced boards with a Telit module using the nRF52832 chip.
Our software developper have a lot of problems making the connexion and communication reliable...
Hello,
After a long war trying to connect MPU6050/MPU9250 to NRF52 DK with nrf52832 on board, I finally succeeded and I am getting values through UART.
But I have 3 problems...
