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 a function to read the die temperature data from nRF51822 as follows:
static uint32_t temperature_data_get(void)
{
int32_t temp;
uint32_t err_code;
...
Hi all,
my Setup :
nrf51822 QFAC Build Code A1,Waveshare Core51822 Board
keil microvision
nrf device family Pack 8.6
without Softdevice erased with openocd...
Was testing DFU Failures scenarios on SDK 10 to make sure that the software elegantly handles when an Image fails to transfer/swap/load/disconnect..etc. I find that when an...
Using adafruit sniffer. Windows 7 32 bit professional, windows 7 64 bit professional.
After installing the FTD drivers I see com5 installed.
when I start the sniffer it...
On my own board based on 51822, I developped an HTS-like application with SD8.0.0.
Now, I would like integrate the DFU bootloader.
I follow the "Running the BLE bootloader...
Hello
I`m using the NORDIC nrf_drv_twi driver implementation from the PACK environment (version equivalent to SDK 8.1.0). Together with the S120 softdevice.
If there is...
I need to daisy chain a couple spi devices. I would like to disable the daisy chain in software in order to reconfigure some of the devices on the fly. Any help would be appreciated...
Hi,
In Keil's package manager there's an option to copy a project which produces a folder only with the necessary files in it (with links to rest of libraries @ Keil installed...
Hi all,
I am using ble open mesh with pca10028 boards ble mesh is working fine.
I am developing a application that has to blink led in mesh( without any delay between...
To conserve battery power, my Beacon application powers an attached sensor off GPIO pin 24. That way, when the sensor isn't needed I simply call nrf_drv_gpiote_out_clear(24...
Is there any ready-made example that would show how to configure nRF52 to make analog-to-digital conversions automatically on the background, without CPU intervention between...
I have an application that currently does not use the soft device, but I want to use the dfu bootloader. The application runs fine if only the soft device is present, but...
I'm trying to use the ble_app_hrs_s132_with_dfu_pca10040 example project with my PCA10040 nRF52 DK.
Using Keil uVision 5, I'm able to compile the project and flash to the...
Hello!
When two devices, Peripheral/Server and Central/Client, try to send Notifications and Write Commands, respectively, to each other at the maximum capable rate, who...
Hi Nordic's community,
I have a "stupid" question; i search a programmer for programming a nrf51822 module, and i see everywhere : " flash SD + BL + DFU"... i know Sd ...
