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...
I am using the nrf_i2s driver, and it works properly ... with CONFIG.CHANNELS set to stereo.
But for my application, I only need to drive data onto SDOUT left channel. ...
Dear sir please help..its urgent.
i am using below configurations. Nordic - nRF52832-QFAA-B Soft device - 132 SDK - nRF5_SDK_14.2
I am following the "ble_app_att_mtu_throughput...
Hi all,
I am using the nRF51822 BLE with custom board, I want to configure Timer1 to generate IRQ for every 1ms and Timer2 to generate IRQ for every 1us. I want to run...
Hi,
I want to change the UART0 baud rate at runtime (the peripheral has switched to a new rate). Is it enough to reset to (say) 9600 baud, like:
NRF_UART0->BAUDRATE =...
Hello,
I am using the nRF52840 DK with Keil to develop. I have a structure defined as follows:
I have verified that uint8 is 1 byte, uint16 is 2 bytes, and uint32 is...
Hi,
I am using nRF52832 Dk and SD132, sdk is 13.1. I have sent my sensor data to server using external wifi module which is interface with nRF52832 DK.
Everything working...
I have a Client and two Server, so i did flash the example code.
But, from the command '3', i get an error that i do not know.
Can you help me ?
What is correct value...
Hi.
I want to add constant descriptor. Can I save the memory using const variable and BLE_GATTS_VLOC_USER. Will it occur some faults in future?
static const uint8_t value...
I am developing a program with BMI160 with this libraries , but I do not know to which it refers the following code at line 5 and 6: sensor.read and sensor.write.
It is...
I’m using the example “light switch” of SDK Mesh.1.0.1. In my case, i use nrf51 dk as client and three nrf51 dongles as servers but It doesn’t work.
I have tried to debug...
Hi everyone! I'm trying to generate a modulated continuous signal in a specific channel using nrf52832. I used a code made from radio_test example that follows. The problem...
when i program the code firstly , the device is not broadcast,But the other is running well. the output log is correctly.
when i reset the device several times , the device...
Hi, I have done some developing for nRF51822 with Keil before and now I have started out with a new project using Segger so of course I wanted to use the lastest SDK with...
While writing a hardware (I2S) assisted software UART I have noticed that the SDK 14.2 seems to be missing two enums for 32MDIV30 and 32MDIV32
Below is a diff from my private...
Currently I am scanning with a window of ~23ms and an interval of ~33ms. I am also advertising with an advertising interval of ~330ms. Using radio events, I notice that the...
