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...
Hello All,
i have a problem when I try to change the Bluetooth Address.
This is the code that works correctly: err = bt_addr_le_from_str ( "DE:8B:49:00:00:01" , "random...
Hi,
I did recently start with my pcb design for the nRF52811, but I have some questions about the antenna. I want to use a 2450at18a100 chip antenna of Johanson Tech.
...
Hi,
I am using the nRF9160 in a datalogging product, logging environmental sensors and sending data via MQTT over a LPWAN network. Something that I have noticed for a...
We use nRF9160 on our own board. The firmware "Serial lte modem" is installed on the chip with a connection to an external MCU (#define MQTT_MESSAGE_BUFFER_LEN 8192) We need...
Hi !
in https://infocenter.nordicsemi.com/pdf/nRF52840_PS_v1.7.pdf specified operation frequencies
"
The IEEE 802.15.4 standard defines 16 channels [11 - 26] of 5 MHz...
Hi, I am developing an application that includes the following features: 1. PWM to control the buzzer 2. 2 Uarte to communicate with 2 external devices 3. BLE to wireless...
Hi, I am working nrf52832.
this is a example for sdk nordic and i want to know why when i include a byte (value 0x00) in the m_beacon_info, this data is not reflect on nordic...
Hi,
I'm working on a project using BLE via s140, everything works fine until I look more seriously at the current draw of the device.
Simply, my project starts a Scan...
Hi, In the documentation I read at uart_rx_enable a timeout setting in Microseconds . Under uart_rx_enable_u16 the timeout is defined in Millisecond .
Do those really differ...
Hello,
I'm new to Nordic Zigbee solutions and where to find information so hoping someone can point me in right direction.
Using 2 nrf52840-DK boards. One is flashed with...
Hi, I am trying to follow the nRF Connect Fundamentals course and have just built the Blinky app. It actually builds fine, but on the console it does show that there is 1...
The nrf52 is waking from a sd_power_system_off() and resets. The reset reason register indicates it was from a DETECT from GPIO, yet the LATCH register is 0 and all the sense...
Hello,
I'm writing my own UARTE library because I need some functionality not offered in the SDK. But I came across a hardware behaviour I can't explain.
In my understanding...
Hello,
Right now our application developed using s140_nrf52_6.0.0_softdevice, SDK 15.0.0 for NRF52840 chip.
Need help on migrating to BLE 5.
Which SDK & soft device...
