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...
I'm running s120 v1.2 & SDK 9
My application will connect to, up to 8, known peripherals. If the connection is dropped or not established, my central app will try to continue...
By trial and error, I notice that I can only write 20 bytes to a characteristic, no matter how big I make ble_gatts_attr_t.max_len. A little googling reveals that this is...
Hi,:
I run my application program by nRF51822, about S110 V6.0 and SDK 5.2.
When the program run servial cycle functioin , it is work normail.But sometime, nRF51822 sysytem...
Dear
The BLE Multi-link example (ble_app_multilink_central and ble_app_multilink_peripheral)
shows how one central device can connect to multiple peripheral devices. ...
Hello Guys,
I'm about to start my first BLE iOS project and I was wondering if there are any compatibility issues or anything that I should be aware between nRF51822 and...
im running on mac with eclipse and tried to use debugger prints, but the don't show up in the console.
Same goes for printf and uart.
Is there a flag in the makefile preventing...
Hello,
I am checking to see if it is possible to use app_twi_perform() to transmit TWI transactions that have a High Write bit. I have changed the polarity of APP_TWI_WRITE_OP...
I'm developing an embedded application using the nRF52 device. I am using GCC to build the C software and a segger flash device to program the nRF52, all using linux. I wish...
I wrote this code found in an example and it works fine:
#include "nrf_drv_config.h"
#include "nrf_drv_timer.h"
//Before I activated TIMER0, TIMER1 and TIMER2 in nrf_drv_config...
Hi,
I am using eclipse IDE and gdb to debug and flash applications onto nrf52 dk. I wish to be able to print data and messages to the eclipse console. I work on mac OSX...
I'm trying to send data over UART... started off using the examples from the SDK.
When I run the code on the dev board, I can get it working. When I load the code onto...
I want to use ESB protocol, with app_timer module to generate timer interrupts. Is it possible?
If yes could you please send some example codes for it? thanks
Per the nRF51822 product specification the NVMC ERASEPAGE operation takes up to 22.3 ms, about 730 ticks of a 32 KiHz clock. This is 365x the maximum delay between the watchdog...
