Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
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...
Hello,
There's any known issue realated with DFU and Android 7.0? When we try to update firmware with nRF Connect or our APP we get an error (hex file error), but when...
I am going to develop an application on nfr51422 that requires very low current consumption. Basically we plan to make the nfr51 to "sleep", and it will wake up constantly...
Hi
I have firmware uing SDK 7.1 and SoftDevice 110. There is prepared bootloader for DFU, and update by very old nrfToolbox app works fine. But now I want to update this...
Using the Data Length Extension (DLE) feature in BLE v4.2, two nRF52 dev boards can achieve a maximum throughput of almost 800 kbps. I tested DLE with an iPhone 6 and the...
I am new to nRF ICs.
How to get 32.678KHz clock out from a pin? Is it possible? If yes, from which pin and how to configure it?
I am using 32.768KHZ external crystal fro...
I have designed several boards for the nRF51822-QFAA, namely with/for the Waveshare Core51822 module.
While one is working as expected - namely my "Orchid Lamp" (see links...
When softdevice S110 is used then bonding is not occuring (via nrf connect app to nrf51).but both devices get bonded when s130 is used?In Nrf connect app key matching failed...
Hi,
I have a working project where I use PWM driver with LEDs on the development board. I make use of the d52_starterkit.h where I have the following definitions:
#define...
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On a system reset, we want a mechanism to stay in bootloader for a short period before jumping in application. This way, if something is wrong in application that prevent...
Hi,
I am using ESB library for nRF52 microcontroller. At receiver i want to measure RSSI value of a packet. I got RRSI from nrf_esb_payload_t structure.
I am printing...
Hi,I have ibeacon (nRF51822) radioland-china.en.alibaba.com/.../long_range_300m_ibeacon_programable_nrf52822_beacons_bluetooth_4_0_tag_chip.html . I want to update the firmware...
Hi,
In my project i would like to save 100 bytes of information in RAM before going to System-off sleep mode.I have tested the example project given in sdk11 works okay.Have...
