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...
Hello,
i use the bond manager together with a own module to store data in memory. On user interaction i want to delete the whole memory. I proceed as follows:
Disconnect...
Dear Sir
We got the problem on DFU upload firmware, it always failed in second DFU . We must unpair the device at iOS setting panel. Before next DFU.
Here is the log data...
I am using the eval board, sdk v5.2.0, s110 v5.0 and a galaxy nexus with the UART Nordic app. I have not been able to receive any data on the android end. After
void nus_data_handler...
Hi, I am very happy to find that S120 can be implemented to realize BLE central role.
I start from the ble_app_multilink_central and ble_app_hrs_c --two experimental examples...
Hi All,
My requirement is to read the data from nRF51822 device that is connected to a bluetooth and bluetooth is connected to a system using a .Net application.
I have...
How do I prevent drive by wireless hackers hijacking my ble device with their own dfu ota update?
What is the standard way to make wireless hijacking ble devices hard,...
Hi everyone,
I'm using the nRF51822 (pca10000 Dongle + pca10005).
My plan is to send one byte over the radio.
I tried to use the SDK-Example as a template but it's...
Hi,
Is that possible to run the radio_test_example (\nRF51 SDK_v5.2.0.39364\Nordic\nrf51822\Board\nrf6310\radio_test_example) on the nRF51822EK? If yes, what modifications...
Hi, I am using the nRF8001 chip with an external MCU that has both 16MHz and 32KHz crystals. I saw the app note about sharing the 16MHz crystal between MCU and radio. And...
we also produced self PWM for ADC wave form testing. when we stop transmission, we will get good waveform out, but when we starting transmission, output waveform shape is...
Dear Support,
I have some troubles with the Evaluation Kit for nRF51822 :
I use the broad as a central role with S120_nrf51822_1.0.0_softdevice.hex and example...
Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
What is maximum number of BLE connections that can be made with the nRF51422? I see that the the nRF51822 will support 8 in a star network using the 120 soft device.
Thanks...
