I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
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...
hi guys ;
i have already an application on android phone that can read and write charchtéristic i also followed the tutorial Bluetooth low energy Characteristics, a beginner...
Hi,
I have an application where both radio notifications and flash operations are used.
It seems that every sd_flash_write() generates two radio notifications. So during...
Hello Everyone,
I am using raytac's BLE module (nrf51822 chip antenna version, 32kb RAM 256 kb Flash ) (www.raytac.com/download/MDBT40/MDBT40-ANT-D.pdf) in our product...
Hi,
I have a problem with NRF_LOG_INFO() macro - it only shows messages form main.c file but not from another .c files in project. Why this could happen?
I work in Eclipse...
Hello,
is it possible to use a external clock e.g. a digital output of a TXCO. As source for the LF clock. So the same clock source as used for the host uC can be used...
Hi!,
I'm newbie with nRF52. I have a nRF51 Development Kit and a nRF52 Development Kit.
I have installed nRFconnect (for Ubuntu 64 bits) in Fedora 24 Workstation (64...
Hi! I have tried to use USB CDC ACM in my project but after running the USB CDC ACM example in the SDK, I found out that the example have the issue of not sending the data...
Hello,
So I'm constantly reading data using i2c into a variable. How do I transfer the data in this variable to the pc? It's just an array.
I understand that I have...
I am looking for a smallest size transceiver with an antenna done as part of the PCB layout (no external antenna needed). The simplest RF PCB layout is preferred, single frequency...
Hi, I purchased a Sparkfun Breakout board for the NRF52832, but the bootloader on it seems to be extremely unstable. Hence, I've decided to flash the NRF52832 directly from...
Hello,
I already checked below link, but want to clarify the limitations of how many concurrent sessions are allowed in Soft Device initialize.
devzone.nordicsemi.com...
Hello,
i add a new custom service with one characteristic that allows me to send values over BLE with nRF connect, but i must send some acceptable values (-2, -4, 0, 4, 10...
Using SDK14.0.0, nRF52832, GCC, GDB/Ozone, secure DFU
This question seems to get close to asking about my problem.
I am trying to debug my application with a loaded...
Hi,
We made a custom PCB using the NRF52832 and followed the reference design. While everything else is working in our system, the BLE part is not working. We are using...
Hello,
I try to develop an application on a nRF51802 device. But this device is not managed in nRF_Drivers.4.0.0-2.alpha.pack from Keil software.
Is there an update...
