I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
I have been trying for a long time to implement ble_uart_app with static passkey on SDK 11 s130 on nRF51-dk.
There are a couple of threads on this feature.
devzone.nordicsemi...
I am using ble_app_uart SDK_11 s130 on nRF51-dk.
I want the received characters to be buffered into a string until a new line character is received. The relevant code for...
Hi,
I am trying to attempt the RTT tutorial and I am not able to complete the first task.
I have included the SEGGER_RTT.h deader file, copied RTT and Syscalls folders...
Hi, In my project I need to read a characteristic value, I'm using nRF51822, nRF5_SDK_11.0.0_89a8197 and s130_nrf51_2.0.0_softdevice while I reading it takes around 700ms...
Hi, I'm using ble_app_uart application from latest nRF52 SDK on IAR compiler 7.1 and PCA10040 board.
When opened, it losses all "defined symbols" on Preprocessor tab on...
I am relying on the link below to implement pstorage.
infocenter.nordicsemi.com/index.jsp
I am also using device_manager in my app which may conflict with pstorage....
I'm using SDK_11 on nRF51-dk. I'm trying to use pstorage to store configuration settings. There are threads providing examples for pstorage but none for SDK_11. Which is an...
Hello,
I have include stdio.h library file and configure uart . Used printf to print data over uart to terminal.
Now I wants same thing reverse get data(scanf) from terminal...
i have ble running perfect in nrf51422 until i turn timer 2 on and this is code for init timer2
void timer2_init(void)
{
NRF_TIMER2->MODE = TIMER_MODE_MODE_Timer;
...
I am running ble_uart_app in SDK_11 s130 on nRF51-dk
I am trying to detect certain pattern received in the UART Rx.
Here is my code.
void uart_event_handle(app_uart_evt_t...
I'm running SPI master (spi_master_tx_rx) at 4MHz for multi byte burst reads. As seen in the attached screenshot there are 5.5µs delays between the bytes. The delays increase...
hello there ,I am writing spi code for slave which has 19 bytes of data. my nrf51 is master.
now my slave has clock polarity =1, clock phase =1. i am uploading project...
Hi All,
I'm trying to test the ble_app_hrs_rscs_relay example on an nRF51822 (256 Ko flash / 16 Ko RAM) with the softdevice s130 but unfortunately the program is not being...
I am using ble_uart_app on SDK_11 nRF51-dk s130.
I would like to send binary hex data instead of ASCII. Looking at ble_nus_string_send(), it seems that sending binary hex...
Hi ,
Recently started working on nRF52832 and tried implementing its various applications for NFC, which includes URL, android application, name tags. Can anyone suggest...
