My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Dear All.
I have question about some hardware specifications.
below is i found in nordic info.
and it says I2s have 0, 14, 14(52810, 52832, 52840) of Easy DMA MAXCNT...
I am checking the ble_app_att_mtu_throughput program to increase the amount of Bluetooth transmission. https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17.0...
Can someone please help me i cant make TWI work with BLE at sdk 17 i am using ble_app_uart_pca10040_s112 as a template for my project but it keeps failing and getting stuck...
Hi!
I'm working on the NRF52832. I'm using the function "nrf_serial_write()" to send data over uart. I want it to work in blocking mode. As I can read in the infocenter...
I am working on BLE development and need to study the BLE heart rate collector and peripheral examples. I plan to flash ble_app_hrs onto nRF51422 and ble_app_hrs_c onto nRF52840...
I am using nRF52832 SDK 15.3 and type 4 tag and some phones like iPhone 11 and Samsung S20+ are not able to detect the tag. The tag works with other phones so I don't think...
Hi there,
I'm using nrf52840 DK and Custom board, SDK 17.0.2, Segger Embedded Studio(SES v5.20)
my issue is when I receive data from UART interrupt based on serial uartes...
I'm developing a system of nRF9160, nRF52832 and Iridium 9603 (satellite modem) - all on the same main board. The nRF9160 is the brain of the system and handles LTE, GPS and...
Hi,
I am new to working with nrf52840 devices. I am wondering if it is possible to change the transmission power of packet during transmission several times such that some...
I wanted to increase the bandwidth of bluetooth using the following example, but there is a limit of only 1 board.
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17...
project : zephyr
controller stack : zephyr stack
description ： we start direct adv using our DK，and we want it send broadcast only once。 but zephyr stack send adv all...
Hi,
I am working on NRF52 series (NRF52 DK and NRF52832) and would like to know whether it is possible to use Bluetooth 5 extended advertising capabilities to send, let...
Hi there, I'm routing the nrf9160 to a STM32 and I need to know the pinout for COM port used.
On my PC, I know COM11 is the one that is used for AT Commands
But, I...
Hi,
I'm using NRF52840 with direct test mode application.
I'm sending to the function dtm_cmd following parameters: 0x4000, 0x8000, 0x9400, 0xA500.
I understand...
Hi,
After suspending task in a specific code line (using vTaskSuspend) and resuming the task (using vTaskResume)- will the task continue from the specific suspension line...
