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, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hello,
I have made some modifications to the OTA DFU bootloader provided by nordic and would like to some advice. I went down this design path before nordic released the...
I was disappointed to see from this question that when calling sd_ble_gatts_characteristic_add(), the value of the characteristic is copied to the SD's memory region:
devzone...
Can anyone explain what that error code is meant to mean?
With the example sdk7.1 dfu bootloader, hrs_with_dfu app built unmodified and sd110 7.1, I get this error on attempting...
Hello,
I have a BLE application running on a nRF51822 chip with the S120 softdefice. If I use the standard Android "search for device" mechanism for Bluetooth devices,...
There seems to be 3 different libraries that can be used to access TWI: nrf_drv_twi, twi_hw_master, twi_sw_master. (please correct if i am wrong).
i am using SDK8.1. Which...
Hello all,
I am switching from a BLE project to an ANT one, and cannot find an ANT equivalent for BLE_STACK_HANDLER_SCHED_EVT_SIZE, why is this? Presumably ANT still uses...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Hi!
We are using the 51822 with S110. I'm currently writing a very simple bootloader which fetches the new application from an external SPI flash.
My plan is to place...
When using nrf51-ble-driver_win_0.5.0 in a Windows program the compiler return 'Enum syntax error' on PARITY_NONE in sd_rpc_parity_t in sd_rpc.h.
I found that PARITY_NONE...
Hello, I'm trying to program nRF51DK with mBed but I'm encountering problems with the mBed::Serial class, that does not recognize the method set_flow_control as its member...
Hi to all!
I have few questions about throughput when using s120:
What is the max number of packets that could be send/received in one connection interval when using...
I've created a BT peripheral based on the app_proximity example (SDK 8.0) and added code to implement paring with a static PIN per examples posted here. It works as expected...
