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...
Hi Devzone!
I'm using uart to send AT commands to LTE modem.
but when I send AT commands the response is quite strange, and I think the command is sent twice. I don...
Hi, I'm using the Zigbee SDKv3.1.0 Cli agent as coordinator, the Zigbee SDKv3.1.0 Ligh_Switch example and two commercial light bulb (Ikea and Heiman) I'm be able to command...
Hi,
TWI init using nrf_drv_twi_init, if event_handler is null it will be blocking mode. My question is, which one is less power consuming? block or non-blocking mode?...
Hi Everyone
*ITS VERY URGENT ISSUE*.
I am using nrf52840 PDK with segger embedded IDE.
I was trying to use the QSPI module to write data to the external flash memory...
Hello All,
I am trying to send data on serial port of nrf9160 to be published on a topic using MQTT protocol. So far using the mqtt example and UART example, I have successfully...
Hi,
We are using nRF52840 DK with PPK stacked on top of it. We flashed BLE power profiling application, connectable advertising and observing graph on PPK.
Please answer...
Hello
I simply wanted to build an executable from a customized nrfutil. Ran the "pyinstaller nrfutil.spec" and afterwards started the nrfutil.exe from command line. This...
Hi , i want to use SDK 16 with BDS template, is there plugin for ? Or its posssibly to use http://developer.nordicsemi.com/nRF51_bluetooth_development_studio_plugin/ with...
Is this a bug that is resolved in a particular softdevice version? If not, is there more information somewhere on this bug? How do i ensure that my code is robust against...
Are there examples of HW and SW to allow Power Amp, LNA, and TX/RX switch to be connected to the nRF52840_DK?
Or can you tell me what PIN on the chip or connector and pin...
Hello -
We are developing some low power code on the nRF52840-DK, using SDK 15.3.0 on FreeRTOS. I noticed that in the port_cmsys_systick.c file, in the vPortSuppressTicksAndSleep...
I am building a prototype that will use the nrf52840, with limited space. Would making a small pcb antenna or using a chip antenna be better and what is the setup needed for...
Hi,
I would like to measure the voltage generated by a Thermoelectric generator. The voltage vary between -250mV and 250mV depending on the temperature gradient.
If...
I'm looking for alternative xtal's (mhz + rtc) for use on boards where space is very limited.
Silego's GreenCLK3 looks like a great option, though that one is right now...
