Hello,
i'm working with my own board with the SD V6.0 and nrf51822 chip id QFAAG0. Already works fine.
Now i switch to the new SD V8.0. The SD V8.0 is programming with...
Hi everyone,
I'm working on the nrf51822 chip and using S110 stack of SDK 6.1. Everything is fine for IPhone5s. The proximity example is running on the nrf51822 device...
I have used your example of a bootloader nAN_18. I can create a basic program, with new firmware, and also load my new bootloader program at the high end of memory.
My...
Hi,
I'm developing some projects with the nRF51822 chip and I am not able to debug them successfully any more. However, I have previously debugged correctly some projects...
Hi,
We've been seeing an intermittent connectivity issue in Yosemite in discovering BLE services, namely scanForPeripheralsWithServices does not return anything. The same...
Hi there is a problem in github.com/.../nrf51-UART-examples
any one can help?
I put empty loop in main, and comment off all ble related int. and I process uart_evt by...
Hi, i know maybe this question was asked before, but i have a particulary issue.
I have 2 devices connected through BLE. Just when them get connected i need to send a byte...
Hello!
I need to read a string from UART, there's code below:
unsigned char GetChar(void)
{
while(!RI)
;
RI = 0;
return SBUF;
}
int Readfstr(void)
{
char...
Hardware: Rigado BMD-200 B using the nRF51822_xxAB
Bootloader: dfu_dual_bank_ble_s110_pca10028 with the device set to nRF51822_xxAB
Softdevice: S110_nRF51_8.0.0
DFU Tool...
I'm trying to use BLE library for python to communicate with one Nordic nrf51844 chipset. Because one characteristic is notification enabled, I need to enable notification...
Does there exist a white paper describing some typical PPI use cases with coding examples? The only one I've found is the peripheral/gpiote example and it is severely lacking...
Updates are moved to the end of the question
I created a modified version of pca10028.h and boards.h and have preprocessors changed so that the following new config is...
I example test ble_central and ble_peripheral of ble_app_uart.
Radio TX and RX test is OK.
It confirmed the data communications relating to uart_event_handler function....
I'm trying to get a time stamp using app_timer_cnt_get(&ticks), but the ticks always equals 0. And I have called APP_TIMER_INIT() to init the app timer. I have no idea why...
Hi everyone, I have been given a nRF51-DK board and I should use it to send data retreived from a sensor to it through Arduino, to finally receive it in my cell phone. I am...
Hello everyone,
I'm brand-new here. I have developed quite a bit of software on desktop PC's, but this is my first experience with embedded programming. A few weeks ago...
Hi Team,
So I downloaded the new nRF Connect for OSX. I inserted my PCA10031 nRF51 dongle into my USB port and the relevant lights lit up. However nRF Connect does not...
I am quite new to embedded firmware development and definitely just two days old into Nordic nRF52 development.
I want to just setup a 25% duty cycle clock output on GPIO...
Hi,
I have a very sophisticated program on nRF51822 with SD120 which uses SPIS (as an RX for another board) and UART. I used "spi_slave_example" as a base program.
I am...
Hi, in the (not great) mBed PWM driver, when setting up GPIOTE to toggle the output pin they do this:
/** @brief Function for initializing the GPIO Tasks/Events peripheral...
Hi,
I have a application that needs to advertise only for 120 seconds and on change in values of accelerometer , it needs to start advertise again.
presently i have a...
