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,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi:
I'm fresh in use BLE.
when i installed SDK, i could not install the lastest version v4_4_1,but can install v3_0_0.
My system is MS win XP Pro SP3.
Please tell me what...
hi,
i took the same example of BLE_LBS, as it is working properly in case of writing to the device, but when i implemented my own for writing to the server, it is not working...
Hi,
I need to send more than 500 packets(each 20 bytes) to the master for every 1 minute, through the timeout handler. But i cannot able send all the packets, btle_connection_timeout...
Hi,
i have some trouble with the method __WFI ();
I have the following code:
while(device_status == false) // Gerät ist im Schlafmodus
{
checkPowerConnector ( );
__WFI...
1.Can we use the Timer0/Timer1/Timer2 for doing something?
2.What source of IC the SD have used?
3.What source of IC we can use for our application?
4.I used the compare...
Hi - I am completely lost and I'm really hoping someone can point me in the right direction. I'm simply trying to get started with the nRF51922 development kit and nRFgo Motherboard...
I opened both the NordicSemiDemo.xcodeproj and nRFDemo.xcodeproj in Xcode 5.0.2. When I try to run them (Product->Run), I get the splash screen in the simulator, but when...
this time i have some encryption related questions to ask.
I use the "BLE_GAP_CONN_SEC_MODE_SET_XXX" to enble link encryption, doese this correct?
can i set the encryption...
Quick question regarding the boot process of the nrf51822. If a bootloader address is written to 0x10001014, will the bootloader code always be executed, regardless of whether...
Hi
I am using ble_app_hrs for my application.
in this case ble has highest priority , next gpio then timer.
if i send continuous data over ble, by using function...
Hello Nordic expert,
In nRF51822_PS_v1_3, the max bit rates for SPI master is 8Mbps(section 8.8, page43).
But in nRF51822_PS_v2.0, the max bit rates for SPI master change...
I heared a rumour that the NRF581922 will be withdrawn and an other solution will become available. We have planned the 581922 for implementation and want te release the product...
/* YOUR_JOB: Use an appearance value matching the application's use case.
err_code = sd_ble_gap_appearance_set(BLE_APPEARANCE_);
APP_ERROR_CHECK(err_code); */
Shoult...
