I'm analyzing app_timer scheduling code..
I have an question about list_insertation_handler function in SWI0_ISR
I think if ( (p_timer->ticks_at_start - m_ticks_latest...
I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Hi,
I am using nrf connect SDK 2.9.0 with nrf52840DK and MCUboot with own RSA .pem file (from older versions, so no ECDSA possible). How can I increase verbosity when building...
Hello,
My BLE peripheral code works fine with Android devices, but it is failing with iOS devices. I am encountering an error message: "Ignoring data for unknown channel...
I'm working through the tutorial here. https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/lessons/lesson-4-serial-communication-uart/topic/uart-driver/#uart_config...
I'm working with nRF52840, my function will read wav file from SD card and play it using Zephyr I2S driver. My source code about playing sound in below.
The strange is the...
Hi,
For a meter application with battery, I want MCU is sleeping but comparator still working to count a pulse input (freq <100khz)
Can Nordic IC can support this idea...
Good day. I'm working on a custom board that uses nRF5340 as the main MCU with a WIFI module, nRF7002. The nRF5340 and nRF7002 are wired based on the nRF7002DK. When I uploaded...
My project as above.
I'm developing my code in nrf52832,with nrf SDK v17.0.0.
I try to add some customized params by FDS so that I can get them after the next run.
The...
Hello,
I am having trouble reading an interrupt on an nRF5340. This is on a custom board using the ISP2053 SIP.
We are using the high speed SPI interface on pins P0.08...
I'm unsure if this is the correct place to post since this is not a Nordic-specific issue.
I am using the P100 which is a nrf52840 connected to an HL7800 through a UART...
hi all
i want to use a chip antenna for nrf52840
but un data sheet there is not any sample layout or component details
for example i want to use this chip antenna
...
Subject: Query: Interfacing OLED SSD1306 with nRF52832 on Zephyr
Dear Zephyr Dev Zone Community,
I hope this message finds you well. I am currently working on a project...
Hello! The S140 7.3.0 SoftDevice docs say it requires 0x27000 of flash, but the SoftDevice hex only occupies 0x26634 bytes. This leaves 2508 bytes of hopefully unused flash...
Hello, I'm trying to confirm whether the front-end module (FEM) is actually active in my application. Here is a summary of what I have done so far:
Updated prj.conf...
I followed the example described in https://developer.nordicsemi.com/nRF_Connect_SDK/doc/2.2.0/nrf/ug_nrf52_developing.html#fota-updates
and the loaded the SMP Server example...
