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...
Hi,
What is the difference between using WFE and sd_app_evt_wait to force the processor into sleep mode?
We're trying to optimize for power consumption, and somehow...
I have experimengted with prepared write on Nordic 130 softdevice and found it's quite
low performance in terms of throughput.
First, between iOS/Android device and Nordib...
Hi Nordic's experts
We got a RF problem in certification test, attached picture is the measured occupied bandwidth, the value of OBW is 1.73MHz , but the guy in the lab...
Hi,
Does anyone known what the maximum frequency is that the timers can operate on ?
I want to count a signal that is 24Mhz while the clock frequency is only 16Mhz.
So...
Hi :)
In my program, just ONE pipe to use advertising service data is not enough. There is the function:
lib_aci_open_adv_pipes(const uint8_t * const adv_service_data_pipes...
Hello,
Sorry for this newbie questions.
I have a side project (connected device) that will need a BLE component for communicating with phone apps (android, iphone). I...
Hello, everyone
I am trying to let our nrf51822 board transmit data automatically after the cccd modification. I have been use the Master Control Panel to do this. For example...
I'm using the PSA1001 eval board with SD 110. The device comes up advertising, I can connect and access my services. I need to the Central to be able to issue a disconnect...
Hi.
We are doing a few test on the S120 range with the Softdevice v1.0.0. We have a peripheral device that we can scan and connect it with iphone within 50-60m. However...
While scanning for advertising beacons with startLeScan method, this method also request peripheral device for scan response and stores it in scanRecord. I only want to scan...
Hello,
i'm sorry for asking again, but i read nearly all threads about I2C and didn't get any answer yet.
I want to use the interrupt to control the I2C sequences and...
According to the data sheet for the nRF51822 the channel range is from 2.400 - 2.483 GHz.
In the radio test example however, it limits the range of test channels to 2.400...
Has anyone been able to get Eclipse working with the pure-gcc makefiles and autodiscovery of include files?
I can get Eclipse to build my project using the pure-gcc makefiles...
Hi,
I am using the nRF905.
Got a transmitter and receiver working.
Problem is the receiver only accepts packets of 32 bytes in size. As soon as I send smaller packets...