We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi,I update my MDK from 4.7 to 5.0,my old project can open ,but can't find the device list.I want to use 5.0 and 4.7 at the same time,and I have installed the SDK6.0 when...
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...
