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,everybody！
When i install master control panel 3.10.0.14, i can't find nrf.exe in " C:\Program Files\Nordic Semiconductor\Master Control Panel\3.10.0.14\nrf ". Only nrfutil...
Hi,
I've been using the nRF51 dev kit, and today it stopped mounting when I plug it in. It doesn't show up as MBED or BOOTLOADER.
I use both Mac OS X and Windows, though...
SDK_9.0.0
I was trying to implement 2 different UART connection parameters so I decide to use re-initialization.
My initial parameters included APP_UART_FLOW_CONTROL_LOW_POWER...
Are there any nRF51 demo firmware implementing paring function that the central and peripheral devices will connect automatically without user interaction when they come ...
i am working using NRF52, s132, sdk11, freertos.
for fft , i used "arm_rfft_fast_f32(...)" in cmsis-dsp library.
and i inserted a fpu interrupt.
NVIC_SetPriority...
Hi.
I'm using PCA10040.
I'm trying to control GPIO.
But I can't control PIN 09, 10.
Let me show you my source code.
int main(void)
{
/* Configure LED-pins as outputs...
Hello!
I have encountered an interesting issue:
When I use compiler flags (GCC CFLAGS) -Os or -O0 together with -flto the pstorage function pstorage_block_identifier_get...
After I combined the Timer example and ble_app_uart, the program is hanged at below function when init the timer. Please tell me why
__STATIC_INLINE void nrf_timer_event_clear...
I need to turn off a GPIO after 8 hours of it being triggered.
I was reading about changing the prescaler to allot for 8 hours. I did the calculations and came up with a...
I have purchased a red bear lab ble nano board with nrf51822 and a PICTAIL board with microchip RN4020 chip. i have set Tx power 4 for both boards. The rssi value shown in...
This may just be a preference or architecturing question but I thought I'd ask in case there was anything I'm not thinking of, or benefit of one or the other.
I have 2...
Hello,i am find an interesting phenomenon recently.I have a Nordic 5182 device(role as peripheral) and bonded to an iOS device(role as master),when i put the iOS device near...
I'm wondering, is it possible? This is what I think it will be like if it were going to be implemented:
Acquire the firmware from a host somewhere.
Since the payload...
Is there a function like battery_level_in_percent for AA battery?
I know battery_level_in_percent is only for CR2032.
Even though I compensate it to make it 3V from AA battery...
Hi,
I am working with nrf51822 MC. In my Transmitter code, i am using in low power mode. I was enabled the low power in my code (__WFE(), __SEV(), __WFE()). I measuring...
Hello, I need HID device with NRF51 Dongle.
when NRF51 Dongle insert PC, PC will check it as HID device.
So, could anybody can share suggestion how to add HID on NRF51 Dongle...
Briefly:
Is it possible to switch LFCLKSRC to the internal RC from Xtal with WDT or RTC running? It appears I am only able to do this when Xtal is generating LFCLK...
