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 all,
we want to design a new product. in short description, it can be view as a key fob dongle and an access reader.
the key fob can be a stand alone key fob ( as...
Hello,
I have written codes for my dspic33 to communicate with other sensors through SPI before, but I am having some difficulty getting started with the nrf8001. This is...
Howdy,
I just got my nRF51822 Bluetooth Smart Beacon Kit. I down loaded "nRF Beacon iOS_1.0.zip" and fixed up the project and targets so that it was using the correct Code...
Hi,
I have read the Bluetooth specification version 4.0 and found this figure
It discribled we could use OOB to disvocery and exchanged device information to connect...
Hi,
I am using nRF Loader built from its source code.
While it works well on iO7, does not work on iOS8.
After pressing an upload button in PROGRESS pain, the status...
I see from the 51822 PAN sheet v3.0 that item 61 still shows Rev 3 QFAA package devices as potentially having problems with LO leakage. We are in production with R2 QFAAG0...
Hi,
I am trying to run the ble_app_hrs_c, using:
s120_nrf51822_1.0.1
nrf51_sdk_v6_1_0_b2ec2e6
PCA10006 + nRF6310 + nRF6350
After the compilation of the...
I need to port ssd1306 library for oled to nrf51822.
so i tested following code. but it's not worked.
main(){
if (!twi_master_init())
{
return false;
}
ssd1306_init...
I am using the GCC DFU project provided by Nordic on GitHub ( devzone.nordicsemi.com/.../)
I altered the main.c to trigger to DFU mode based on the contents of the GPREGRET...
I'm trying to connect a camera module ( OV7670 ) to my nRF51822 EK. The camera requires an operating current of 18mA. If i were to connect the 3.3V rail input for the camera...
I have code that uses two GPIOs to program an NRF51822 via SWD mode. This code all works fine and suceeds in programming the device.
What I would like to do is get the...
How can I relocate or manage the transition between the bootloaders interrupt vector map and the applications interrupt vector map which will be at different addresses in...
