We're trying to measure supply current used by the NRF9151 DK but have discovered that the current measurment connector (P22) only includes current supplied to VDD, and that...
Hi，
I am using nRF54L15-DK for Zigbee light_stwitch startup testing. After successfully connecting the development board to the Hub for the first time, I evaluated the time...
I'm working on a project involving a USB dongle based on the nRF52840 SDK-2.9.1, which needs to communicate with a sensor (also an nRF52840) and transmit data via USB to PC...
Hi everyone,
I'm developing a BLE application where I measure throughput between an nRF5340DK acting as peripheral and an nRF52 Dongle as the central (using a Python script...
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...
I am trying to build a ibeacon device, but when iphone in "background mode", it can not get data from ibeacon device.
I used test code :examples\ble_peripheral\ble_app_beacon...
I am working with the nRF51 (PCA100028) dev kit and the nRF51822 beacon to monitor the RSSI of the beacon via the nRF51. To do so, I installed nRFconnect and Master Control...
