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'm trying to test a new nrf51 board using the s130 softdevice and the ble_app_hrs_130 example. However, the program seems to hang in the ble_stack_init function (code...
I'm trying to implement DFU-OTA (Bluetooth transport) for our custom board and currently i'm facing problems in flashing the different elements (softdevice, bootloader, application...
I need to implement a PWM analyzer. I looked at the example in SDK 6 and it's fairly easy to follow. When I tried it, it doesn't look like GPIOTE handler gets called frequently...
I'm trying to backport the code form SDK 9.0 to SDK 7.2,
but i need to make sure that can be supported.
I found the "ATT-51", and there is a table about that,but the last...
ble_dtm.c has some bugs related to signed integer representation which prevent negative power (less than 0 dBm) from being requested in the vendor specific message.
...
Hi, all.
I'm using "SEGGER_RTT_printf" for debugging. Because have no uart port on my development board.
I want print double type variable like below.
double pi...
I am currently trying to communicate with a GPS module using the UART on an nRF51422 (using the Dynastream N548M5CB module). I am using SDK v9.0.0 and the FIFO version of...
Hi,
I want to send a continuous stream of data very quickly into the nRF51 through SPI and then dispatching it to a smartphone via BLE.
However I keep getting BLE no...
Hello
When i am in keil uvision 5.18 and use the pack installer all the examples using Softdevice S110 are gone in Keil. Is this a known issue and is there any way to solve...
I followed the instructions and comments in devzone.nordicsemi.com/.../ . I built a project around the ble_app_gls example (with a couple of minor changes such as using -DNRF_LOG_USES_RTT...
Hi, I would like to program nRF51822 flash over SWD interface. I have another micro LPC1100 series that has the flash image for RF51822 and connected to nRF51822 over SWDIO...
Hi,
It is written in the nf_drv_uart.h file for nrf_drv_uart_rx_abort() that
If Easy DMA is not used event will be
called from the function context. If
Easy DMA...
Dear All,
We work on the NRF52 CSP revB. We have a board with two external crystals (32MhZ and 32kHz).
When we use the example program with BLE and UART, it works great...
Hi,
How can i get time stamp from RTC1 timer? While i am using app_timer + Softdevice?
Or any other way
Thanks and Regards,just to get timestamps from timer?
Faizan...
