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...
Hello everyone,
I have a nrf51822 dev board which cannot program because of Keil is giving me errors which I detail here.
I'm using Keil uVision 5.14 and as you can...
In my current design, for the schematic and layout I've copied the design of the first version of the usb-stick with meander-antenna and matching network/balun. In the later...
Hi,
I have been programming PCA10028 using these commands for a while without any problem:
$ JLinkExe -device nrf51822_xxaa -if swd -speed 4000
J-Link>loadbin s110_nrf51822_7...
hello,
I am using S130 softdevice in nRF51822 DK. I made one device as peripheral and other as central. My peripheral is acting as GATT client and central as GATT server...
Hi everybody,
I test the pstorage library. But it didn't work. I print the result with uart, as the image shows. But as you see, It has some problem. And I have no idea...
Hi sir
If nRF51822 unexpectedly enter DFU OTA mode, did boot loader have timeout counting to exit DFU?
Besides, if nRF51822 entered DFU mode and didn't update new firmware...
Hi all,
This 60-second limit is not enough for us. Our application is 48 kB & takes 35 seconds to upload. It should be enough, but the problem is that our iOs app does...
Hi All,
I use S120 device to monitor advertising and output the mac address,RSSI information via UART to PC terminal. The PC terminal can receive data continusly from the...
I found ble_dfu.py referenced in some posts to help automate the generation of an application.dat metadata file used (along with the application.hex file) to create the input...
in the code below, the keil IDE is flagging with red squiggly APP_BUTTON_INIT, claiming that it is an undefined symbol. It also says that this implicit declaration of 'APP_BUTTON_INIT...
Hello all.
while trying to calculate the data rate from bluetooth low energy , i have two questions
Is there a possibility to measure the data rate by using nrf sniffer...
I have an algorithm which does quite a bit of number crunching. I'd like to know how many clock or instruction cycles this algorithm is using. How can I get or calculate the...
Hi all,
I am not sure what to do now. I have been trying to get the s130 working with the device manager. I tried using github.com/.../nRF51-ble-app-hrs-s130 with sdks...
Hello,
in my application i use a bootloader for S310 and S310 V2.1.0.
The Bootloader is configured to use NRF_CLOCK_LFCLKSRC_RC_250_PPM_4000MS_CALIBRATION and the application...
Hello Everyone
I am using two application timers one of standard battery service and one i have made for adc sampling like this along with the code added for battery timers...
