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 am developing a platform using C8051F931, MPU9150 and nRF8001. I have re-written the hal code to target the C8051F931 and verified it using the ACI demo test (the echo test...
Hi,
I'm using nrf51822, pca10001 board. I have loaded the uart_example and that worked fine, but using the radio_test_example from Board/nrf6310, that compiled and programmed...
Hello,
I'm new to BLE. I am using nRF51822. Is it possible to modify calling frequency of nus_data_handler() so that I can deal with data coming from BLE faster?
How can...
I see that Digi-Key has two part numbers for the nRF51422-QFAA:
But I don't see any reference to "V2" part number field in the nRF51422-PS document.
What is the exact...
Currently I am set timeout to one second and then on BLE_GAP_EVT_TIMEOUT:
modify data
advertising_init();
advertising_start();
Are there more correct ways...
Hello,
I've connected the nRF8001 module and a light sensor to a microcontroller.
Actually I can read data only when I send a string from my smartphone but I want to...
I'm able to program the Soft Device (s110_nrf51822_7.1.0_softdevice.hex) from nRFGo studio and the compare is fine, but when I go to Keil uVision 5, I can build ble_app_beacon...
I use S130 on two nrf51822/PCA10001 boards. Each nRF scans and advertises simultaneously.
Scan parameters are:
scan_param.active = 0;
scan_param.selective = 0;
scan_param...
Is there a port of lib_aci for 16-bit processors? The structs in lib_aci written for nRF8200 are byte misaligned using a 16-bit processor. Seems to be almost a complete rewrite...
Hello,
I try to generate 4 PWM signals on an nRF51 DK board, but I have two troubles :
in the "Simple PWM", during nrf_pwm_set_value() function the TIMER is stopped...
Hi,
I recently ordered a usb dongle. It has PCA10031 board. The chip shows "N51422 QF ACAB" printed on it.
What SDK should I use? 6.1.0?
What board file should...
Hi!
I am using nRF51 SDK v6.10. I try to analysis the "spi_master_example". Source codes is
working well. But I couldn't understand how the "spi_master_send_recv_irq(...
I have an android application, which one can set and unset the LEDs of my nRF51422 EK. But sometimes when I click to fast the command will not be send. So I would like to...
Hello,
I want to know if it is possible to configure a button to act with different Detection delay.
In other words I want to have a single button to be able to trigger...
