Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hi all! I am attempting to download a file from a web server to an NRF52832 using the Nordic IoT SDK version 9.0. Are there any good reference librarie? I found a few for...
Please help to understand. How to configure nRf24L01 receiver for 4-pipe (pipe 0, pipe 1, pipe 2, pipe 3 ). But most importantly, how to specify the transmitter settings that...
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...
