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 used SEGGER Embedded Studio to make ble_mesh_v0.9.1-Alpha project, there was an error while executing the flash_area_is_valid function, this problem occurs in the NRF51822...
I'm using the PCA10028, ble_app_hrs_dfu(sdk11).
Only the three screens below were repeated infinitely when I started to upgrade the softdevice through DFU.
And the...
My android version is the Kitkat.
The nRF Toolbox cannot find services when I changed the application of PCA10028 for example from ble_app_hts to ble_app_hrs.
The message...
Hi I am developing an application for sending data over BLE which I have received over SPI from a non - Nordic chip. I am using the ble_app_uart template for this. But data...
My call to sd_ble_gap_ppcp_set is returning NRF_ERROR_INVALID_PARAMETER.
I have the following connection interval settings:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(500...
I am running SDK12.3 on an nRF52 and the bootloader on my boards has no problem replacing the application through the DFU process. Now I found a mistake in the bootloader...
I am not sure whether there is a small error in a Gazell packet transaction diagram, or if I have an incorrect understanding. From Gazell user guide :
If only the ACK...
Hi,
I am trying to achieve the maximum throughput when using the nRF51822.As far as I know, the minimum connection interval is 7.5ms and the maximum packets per interval...
I'm running the app_uart_c example on a nRF52832 with softdevice 132 installed.
I'm trying to alter it so that the board only searches for peripheral devices upon a button...
First time using the sniffer.
I want to sniff out the communication for a laser tape measuring device (Boosch GLM 50C)
I noticed that I am unable to sniff out anything...
Hello, I now is in a problem.My equipment set up matching binding but after binding equipment connection will connection failure.If it is not binding, it can be the connection...
Hi
We have developed the product where we are using the nrf51822 chip. Because we are using custom made PCB we have to make tunning of antenna for a long range of BLE module...
Hi All,
I am working on nrf52840 pdk, where i can see that my OLED SPI 128x32 display isn't displaying properly and displaying only garbage value.
Although the same...
I'm starting a new project using Nordic's nRF52840, I have the Preview-DK. My development environment is a MacBook Pro Running Parallels running windows 10. I have downloaded...