I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hi,
I'am tring to test the dfu by secure bootloader.I had done all steps like: Test the BLE Secure DFU Bootloader application by performing the following steps .But I found...
I am implementing an SPI master to communicate with an accelerometer using the SPI HAL directly. My chip is marked nrf51822QFACA11609AC. I have implemented blocking functions...
Hi,
When the UART is configured to use FIFO , i use the UNUSED_VARIABLE(app_uart_get(rxdata));
to read a buffer from FIFO.
how can i also receive a number of bytes...
Hi,
I want to do this cycle with GPIO without interrupting it on NRF51 with BLE softdevice:
PIN1 to HIGH level
read value of PIN2
PIN1 to LOW level
Repeat...
Hello, I'd like to do directed avertising to a central which has a random private resolvable address. My idea: both devices share a pre-defined IRK so the peripheral can compute...
I tried, but it does not work.
for(int y=0;y<100000;y++)
{
if(nrf_uart_event_check(NRF_UART0, NRF_UART_EVENT_TXDRDY))
{
nrf_uart_event_clear(NRF_UART0, NRF_UART_EVENT_TXDRDY...
Hi,
We have a little issue that we at the moment need to cycle power on v3 nRF51822 after DFU.
We have determined the the reason has something to do with the whole complicated...
I attempted to add spi_master as below, but I am in trouble with link error.
If anyone knows the cause, please tell me.
*** Using Compiler 'V5.06 update 4 (build 422)...
I'm working on a project based on the ble_app_uart_c central example in SDK 12.1. I'm polling the RSSI of a Nordic beacon using sd_ble_gap_rssi_get(), and the fastest update...
I want to handle 3.3v in nrf52832.
NRF_GPIO_PIN_S0S1 -> NRF_GPIO_PIN_H0S1
Can this be this way?
If not, what should I do?
Also, Can the PWM output to 3.3v?
Hi, I use PCA10040 v1.1 and SDK12.1. My desktop environment is Windows 7 64bit.
As far as I know, the J-Link Edu cannot be used for commercial usage.
I so bought...
Hi there,
We've had our own custom controller made, based on nRF52 (Rigado BMD-300 module).
In the last half of January we'll have a baseline firmware working, but we...
Hi, sending a data packet, then sleeping (memory retention mode), then sending another identical packet causes the receiver to send back an ACK for the first and trigger NRF_ISR...
