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, when I compile my project the linker gives me the following error:
._build\nrf51422_xxac_s130.axf: Error: L6200E: Symbol GPIOTE_IRQHandler multiply defined (by app_gpiote_fast_detect...
I am working with nRF52832 and SD 132 and SDK 11 (nRF5_SDK_11.0.0-2.alpha_bc3f6a0).
One of my BLE services has a characteristic with an attribute larger than 22 bytes. It...
i was working with a nrf51822 module.after about 50 that i programmed the chip with my jlink programmer (some time i program it with stlink V2) it be damaged and not worked...
I am designing a BLE device. Want to make the PCB as small as possible. to download the code/debug etc I need the a connecter on the board which can connect to the nrf52 preview...
Please excuse my ignorance, My company is designing in the nRF52832 for our first product using both ANT and BLE. From looking at the documentation on thisisant.com there...
I've got a strange problem with updating my Magnet-Characteristic.
I use a service with 4 characteristics (Gyro, Acc, Mag and Temp Values) and update them on a timer base...
Hello,
Two issues want to ask, after tried the BLE_NUS example code.
From other posts, still does not exist clear solution (example, pictures) ?
Sure has an application...
Hello,
I am working with the uart module. While configuring the uart I encounter 2 issues.
First when in the uart_init function the pin for uart output is configured...
Hi,
I am using nrf51822(128k), SD 6.0, SDK 5.2.
I found that nrf uart v2.0 app will add a "0x0A" at the end of data that I want to send.
How can I remove this?
Thank...
Hi all,
I have a few questions:
How is that ADC's common mode rejection capabilities? Rejection for 60 Hz interference, etc...
The datasheet has "typical...
I've never used Gnu's GCC before, but after 20 hours of trying and failing to install it on my macbook, I'm finding a shining hatred. I've downloaded their exhaustive list...
I migrated to nrf52 and countering some problems.
I am trying to sample 4 pins every 2ms with SAADC.
I started with Example here .
I simply changed
uint32_t ticks...
I've got a gyro I want to read some data from, but I don't know the values and can't verify if they got read correctly. When does nrf_drv_spi_transfer start to read?
i...
Hi, i;m trying to build the "nrf52-ble-app-lbs" example which i downloaded from git hub github.com/NordicSemiconducto....
I followed the instructions in the README file...
