before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
when compiling " ble_app_proximity " exampled by Nordic, it indicates errors:
" D:\Program Files\MDK5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\gpiote\nrf_drv_gpiote...
Hi:
in ble_app_proximity(SDK5.2) ,i use lightblue to write data to ble,and i set a breakpoint in "ble_evt_dispatch".but i found breakpoint can't work when i send data to...
My product have to pass SRRC certification. The certification lab need 3 prototype. Their bt RF frequency must work at 2402MHz, 2441MHz and 2480MHz separately.
How can I...
Hi ,
I am unable to write to discover all services and write to a characteristic too.
On discovering services:
Discovering primary services
Received service discovery...
One of our computing-intensive algorithm takes actually ca 1.9s to finish. And it will be run periodically. Is there a way to minimize the power consumption of CPU processing...
class BatteryService {
public:
/**
* @param[ref] _ble
* BLE object for the underlying controller.
* @param[in] level
* 8bit batterly level. Usually used to represent...
I am looking through the following mBed development platforms. I am looking to integrate some mbed code into a production design. I am looking at which platform to export...
Hello Folks,
I want to send an array of two bytes and read six bytes back . Even though I am using bellow function but the Oscilloscope shows only 4 bytes of clock cycles...
Hi,
I'm using the nrf52 preview development kit. I have two boards. I flashed one with a ble_central example and the other with a ble_peripheral example using the nrf52 sdk...
Hi,
I'm using the nrf52 preview development kit. I have two boards. I flashed one with a ble_central example and the other with a ble_peripheral example using the nrf52 sdk...
Hi guys,
My device is in peripheral role and it normally connects with phones/tablets/computers.
I tried to search for device information service but this service is...
There was a thread about this issue:
devzone.nordicsemi.com/.../
I am having the same problem again.
I am using S110, RTOS, do 10 conversions on the same channel every...
Hello,
I have a Nordic 8001 chip bonded with an iPhone application.
I want to get the iPhone address but I saw that it has a random resolvable address. I've read that...
Hi,
we have two devices using android 5.0 have this issue.
bonding to s110, irk_counter=1;
s110 uses whitelist advertising.
android 5.0 device can reconnect to...
I try to use SDK8.1.1 example connect ubuntu14.4 with CSR dongle. Seems it create connection fail.
I downgrade to SDK7.1, it connection pair correctly. But it'll terminate...
