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'm about to test out the ble mesh dfu, and to do that I need to flash my device, which is nrf52840, with precomped bootloaders.
Now here is the problem: Which one...
We need to certificate our ble devices. I use DTM example. Already I connected to device and flash example. Which correct command can I send from PuTTY console for check that...
I have trouble making iOS to reconnect after a device firmware update: I assume the issue
is due to flash being rewritten and so loosing information about the iOS peer.
...
I'm wanting to design a mesh system that will be running on batteries.
I need to keep track of the battery voltage. I don't plan on monitoring it often maybe a few times...
Hi All,
I am trying to interface an SPI OLED display 128x32 with my nrf51422 development kit over SDK 12.2.0 with BLE. After the program gets compiled, i am getting this...
I am designing a board with a host cpu and Nordic nRF52832 as companion chip in order to have Bluetooth capabilities; the two SoCs are connected each other through the uart...
Hello,
I've been trying to program my nrf52832 board with an st link v2 dongle or an st32 disco board with no luck with eclipse(Didn't find a dedicated tut for using all...
Hello
i am using the nrf52840 with sdk 13.
on the client side i saw you are catching the cccd_handle. for the heart rate characteristic.
basically i am leaning the basic...
Hi all, is it possible to use NRF51-DK for Master Control Panel?
I dont have NRF51 dongle so I was thinking if there is a way to make NRF51-DK work with MCP.
Hi,
I have the following situation:
1 central connects and bonds to 2 peripherals. All the above 3 devices are power cycled.
Now, the central need to remember the...
My system's data rate is 16MHz.it input to nRF52832 is parallel 8 bits. Is it possible? I want input the data to RAM by easyDMA,please to tell me how to do it ? thanks!
Hello,
A stupid newbie question: APP_UART_FIFO_INIT seems to get stuck while trying to run
example code.
Only modification I have made is the usage of SEGGER_RTT for...
I am working in sdk14 nrf52832 ble_app_hids_keyboard_pca10040_s132.
I set the .allow_repairing flag to true :
static void pm_evt_handler(pm_evt_t
const * p_evt) {...
My system's extend IC need a 16MHz clock ,because the nRF52832 work in 64MHz,so I want to use nRF52832 to generating a 16MHz clock output to a GPIO pin .please tell me ,how...
