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...
On nRF Connect v1.0 production only
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This is ONLY for already confirmed bugs which are discussed in another threads. Please...
Hi Nordic's community,
I have a question about how to write values to different characteristic in one time ( the values to write are inferior to 2O bytes) with an Android...
Hi
I've implemented a BLE peripheral based on the SDK11. For bonding i'm using the new peer manager. If the code runs on a nRF51 DK the bonding works properly. After the...
Hi
I'm having problems with the I2C. For now what I see is the twi_transfer function remains in infinite loop. Other symtomp is the SDA line remains normally at low level...
Hello,
I am currently trying to transmit around 800kbps of data using the Nordic ESB protocol. I am also attempting to sample 2 inputs using the SAADC at around 32 khz...
Hi,
We try to communicate between nRF51822 SoC and a GPS module through UART on a custom board but failed initializing UART.
More details:
We use nRF51822 as a...
Hi i use a soft with DFU and Beacon.
I will use the beacon and when i press on a button i can update the software with DFU.
DFU and BEACON works independently but when i...
Hi. We are going to mass production now and the 3rd party lab that will certify our product says we need to have a special mode in the firmware that would do :
continuous...
Hello Nordic! Regarding Notifications on the s110, once sd_ble_gatts_hvx(conn_handle, ¶ms) returns NRF_SUCCESS , how long does it take, at most, in units of CI (Connection...
Dear sir.
I have question of SPI slave communication.
[NRF_SPIS1->TXDPTR] is a point to address of TX buffer.
After [spi_slave_buffers_set] is called and SPI transaction...
I've successfully compiled, flashed, and run the SDK11 ESB examples on nRF52 DKs using GCC, and am trying unsuccessfully to get them to work on the Keil 5.20 IDE.
I've...
I tried to get the ble_app_proximity example to work today, with either the nRF51-DK, nRF51-Dongle or nRF52-DK, along with the Nordic Connect app on Android.
I encounter...
I am working on application where the nrf51 will read information from several sensors and send the data to a smartphone app via BLE. Among the sensors are one that sends...
Hi, I am trying to get my ble400 board working with nRF51822 chip. I downloaded SDK v11 and made all nedded preparation. I have successfully compiled blinky app, and everything...