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 am following the "Bluetooth low energy Services, a beginner's tutorial", however, this tutorial is written for SDK V11.0.0 and I am using SDK14.1.0, softdevice 5...
Hi there!
I've followed the guide to Eclipse GCC (using OSX) from here: devzone.nordicsemi.com/.../
I had to add some stuff to main.c to have it built (e.g. BSP_LED_APP_TIMERS_NUMBER...
Hi, I'm having an issue with some PCBs I've designed with the NRF52832 on a module. When I first connect the board through a j-link, the device is not detected in NRFgo studio...
Hi,
I wonder CRITICAL_REGION_EXIT() in app_sched_event_put() have to be moved to the end of function.
CRITICAL_REGION_EXIT() is called after proceeding index in current...
Hi everyone,
I am trying to port freertos on the nRF52832, but it is blocked in the vPortSuppressTicksAndSleep function. Below is the code for configuring the system and...
I am writing a program that waits for Button 1 to be pressed. Once it is press, then it will call the function blecomm() in another c file. My code is as below:
#include...
I'm currently working on an application using the timeslot API to be able to use the radio while it is idle. It is based on the nrf_esb shockburst implementation from SDK13...
Hello,
I'im using nRF52840 dev kit along with S140 version 6.0.0-6.alpha.
I applied the patch to SDK verison 14.0 so be able to have maximum range fr ATT MTU throughput...
Hi,
I am using nRF52 device with S132 v3.0.0 and SDK 12.2.0. I have one central device and peripheral device communicating each other. The peripheral device is running the...
Hello Sir,
We are using nRF52832 chip and Softdevice is S132. Is it possible to sample an analog signal using internal ADC conversion using 4096Hz?. Its look like it does...
Hi,
I'm trying to implement GATTS Queued Writes: App handled, no attributes require authorization variant #2 VLOC_USER.
According to the documentation values in ATT table...
Was Nordic's MCP named after the MCP (Master Control Program) in the 1982 American science fiction action-adventure film written and directed by Steven Lisberger?
End of...
This is a kind of continuation to: devzone.nordicsemi.com/.../
I'm modifying the bootloader_secure sample to implement encryption.
I'm now at the step where I need to...
Dears,
I am developing my application based on SDKv12.0.0. I would like to use "printf" & "app_uart_get"(interrupt routing) instead of "NRF_LOG". Is possible to switch it...
Hi,
I am asking questions through Google Translator.
The context may not be smooth.
I am planning one project.
Simply put, the usbd_hid_generic example uses bluetooth...