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...
Now, we are checking nRF51822 ADC sample program in SDK.
When P0.1 input is lower than 0.7V, outputs is 0.
We are wondering if the performance is correct.
Could you...
I've been going back and forth with my manager, and I need source to show whether I'm right or wrong about a specific possible functionality of the nRF51.
I was wondering...
Hi, I have a Nordic nRF52 Development Kit. The ADC examples work, the LED examples work, and the NFC examples work. However, none of the Bluetooth examples work. The LEDs...
My DevKit arrived today. Very nice.
Plugged it into my mac, immediately recognized as USB device. Flashing LED, mounted as storage device, etc.
Tried to enter Bootloader...
Hello. I am literally looking at the set_hrm_cccd function in Python used to write data. This is for the S130 heart rate collector example. I understand the sd.ble_gattc_write...
Totally new to Python but managed to get things like pyserial setup and I've been able run the ble sniffer. However that is as far as my Python knowledge extends, so I need...
Hello everyone
I am trying to configure the write values like in the link loss profile it is possible to write no alert, mild alert, high alert, similarly i have created...
Hello!
I would like to know if it is possible to send an unique Gatt message that contains notification enable for multiple characteristics.
For example,
buf[0] ...
Hi Nordic,
I posted the issue with BSP package in devzone.nordicsemi.com/.../
unable to attach the main.c file mainOriginal.c
HI Aryan,
Thanks for your reply. Its working...
main.c HI Nordic,
I don't want bsp.c in my project. So I removed the bsp.c and included custom_board as mentioned in devzone.nordicsemi.com/.../
I am also using UART for...
I have the nRF52 dev board "PCA10040".
I downloaded "nRF52_SDK_0.9.1_3639cc9" SDK.
I noticed that there is no installer for the SDK.
I unzipped the SDK and using Keil...
Hi all,
Since I will use broadcast way in RF transactions between one NRF24LE1 based senders and serveral NRF24LE1 based receivers . I was told not to use "Auto ACK" in broadcast...
