I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
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!
If you look at the reference design for nrf51x22_ceaa the pad size is 0.18mm with a 0.076 mm solder mask expansion
BUT in application note nAN-38 (page 6) it is...
Hi!
I have NRF51822 QFAA pcb. I uploaded mbed bootloader with DFU through uVision & st-link V2 interface. I have Windows Phone 10 (Build: 1511) installed on Nokia 830. Nokia...
I'm using a nRF51822 (with SDK 10) and the Nordic UART Service to provide transparent UART communications with a host CPU. However, occasionally it is necessary for the host...
Hello,
I've generated code via latest BDS and nRF51 SDK 10 plugin, and everything works OK, beside "desciptor" change.
When I execute function to set value of descriptor...
Hi,
I'm wondering
if nrf51822 QFAA is suitable for SD130 (considering to ram requirements)? In specs are just default and minimum value shown, what about max?
...
Hi,all
my question is the title.
i am a freshman here.
i know that the inquiry is a function with BR/EDR.
Does the 51822/51422 have a API with inquiry function when...
Hi,
I running the radio transmitter and receiver examples provided in the nRF5 v11 SDK.
However, I am observing some unexpected address matching
Setup: nRF5_SDK_11...
Hello,
I use the hrs example of the S130; nRF51_SDK_9.0.0\examples\ble_central\ble_app_hrs_c
I have now 2 belts (A and B) but I do not want to connect to B only to A...
Hi Nordic,
I've read chapters of GPIOTE/PPI in the reference manual of nRF51_Series, and have a basic understanding of these modules. But when I tried to read the SDK code...
Hi,
I am trying make general-purpose s130 app that will be able to connect to central and peripheral at the same time and to exchange informations between them.
At the...
We have bought wt51822-s1 model and now we are facing difficulties in uploading firmware into the device. We are using j link lite cortex m and segger j-FLASH Lite software...
I want to use a timer to track time. Like having a variable that shows minutes/seconds/ms/etc.
But I don't know how to do with that.I want to use the rtc, but rtc1 had been...
Here are the commands I use to upload a program to the device:
JLinkExe -device nrf51422_xxac -if swd -speed 4000
loadbin filename.bin 0x18000
r
exit
It works...
Hi, I'm planning to made a custom PCB using nRF51822-QFAA or QFAC revision 3.
My developing environments are J-Link, IAR EWARM 7.1, SoftDevice 7.1, and SDK 7.2.
I kept...
Dear developers,
Currently, I'm developing a new application that uses Nordic Uart Service (NUS) over BLE.
Everything is working fine. However, I would like reset (delete...
