I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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...
Hi,
Since version v1.16, nRFGo Studio don't start.
The installation is correctly done, but when I launch software nothing occured. I can see it briefly in process list....
The GCC linker scripts included with the nRF51822 SDK (checked: 6.0.0 and 6.1.0 as well as nrf51-pure-gcc-setup ) include .init_array sections , but do not specify them as...
Why does the soft device raise a SWI2 interrupt to indicate to the application that an event occurred? In the SDK, callbacks are implemented using function pointers. A function...
Hi!
I'm launching code from example to NUS (ble_app_uart) on nRF52-DK. Everything is going OK, except when I quickly send 4 packets in row from UART to connected Bluetooth...
Hi,
I'm currently working on the project with some hard-timing dependent features. As I've mentioned in another topic, it fails if I have advertising turned on. Turning...
Hi, after I updated my MAC OS X to the latest version EI Capitan, I found my JLink commander cannot connect to the PCA10001 board again even with the Jlink commander updated...
I read somewhere that to get the callback working on pstorage write, read etc, you need to call pstorage_sys_event_handler() in a function set by softdevice_sys_evt_handler_set...
Hi,
Each Gazell device has unique address identifier (i.e. base address + prefix) mapped for each pipe. How about the host?
For example:
Device that transmits on pipe...
Hi,
Each Gazell Device has an unique address identifier (base address + prefixes), what is the default address identifier for the HOST?
For example
Gazell device transmits...
Hi,
I'm having trouble with how to begin debugging a hard fault error in my code. When I run the debugger, it always ends in the HardFault_Handler in arm_startup_nrf51.s...
I am developing a project by employing nRF51822 and my code is based on ble_app_uart. I met an issue that if there is no device connects to nRF51800 in 3 minutes, the program...
The nrf51 ARM Cortex-M0 processors, according to the documentation, are "code compatible with Cortex-M3". Does this mean they implement LDREX/STREX instructions for atomic...
Hei,
We would be using nrf52 chip in a very miniature device that should have both BLE and NFC capability. NFC is needed for just as a tag. Thus, nrf52 is a good option....
I moved from SDK 7 to SDK 9. I'm using timers with SDK7
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_MAX_TIMERS, APP_TIMER_OP_QUEUE_SIZE, true);
err_code = app_timer_create...
