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 guys.
I'm new with nodic nRF52 SDK and I tried to enable debug by setting 1 on "NRF_LOG_ENABLED" in sdk_config.h, but nothing happens in com port criated by Jtag...
Custom app running on a nRF52 devboard. Serial port runs when I use the debugger and continues after I exit the debugger, but does not run from a cold start.
using the...
Hi,
In nRF5 SDK v12.3, the members of nrf_ecb_hal_data_block_t are pointers to non-const data. I was wondering if these indeed need to be non-const for the Softdevice S132...
Hi,
I have a central and peripheral device both are based on nRF52. Central device is running on SDK 12.2.0 and peripheral with SDK 11.0.0. I would like encrypt the communication...
Hello!
We're using SDK 12.3 on our application, and we're aware that the SDK is targeted to be event driven, meaning that our code should be the one keeping track of the...
I am using SDK15 , nRF52832 custom board , keil uVISION 5 , ble_app_beacon example.
I am adding timer to the example.
In below code, when I comment out update_vbatt()...
Good afternoon,
I am facing the following issue:
a client application writes to several characteristics (write with no response) I set in my chip, which trigger the execution...
Hello,
We are porting legacy application to the nrf52840. We are using Keil uVision 5.
The legacy code is using some gcc ideas and extensions so we are forced to use...
Hi ， All
I am using nrf52832 SDK12.3.
When the host runs to the discovery service but has not yet discovered the service，the slave power off. The host can no longer connect...
Hi there.
I Tested Example (secure_dfu_ble_s132_pca10040). Fine work.
but I could not find the example code to transfer the firmware.
I need the code to receive...
Hello,
I'm a little bit confused about max datalength that can be read/written in a characteristic.
See attached, a MTU of 64 bytes is negotiated thus 61 bytes available...
hello there! I am working on a project in which two devices(one is central and other is peripheral ) uses Nordic bluetooth controller nRF51822 for connection and data exchange...
I uploaded a sample code into an external nrf51822 module using nrf51-dk as explained by this blog www.instructables.com/.../ . power supply for the external module was from...
Hi
The following ticket explains when I configure pin21 as RESET it will be hardware configured to pull-up internally. https://devzone.nordicsemi.com/f/nordic-q-a/8342/nrf52832...
Hi all,s
I have a couple of nrf52840 boards and i was testing the ble mesh light application. The application works fine, but i changed it so it will periodically set...
